STORAGE · YOUR NEXT FACE-OFF

Samsung Portable SSD P7 vs Samsung Portable SSD P9 USB4 Gen 3x2

Real specs. Clear sources.Exact models · UK & US buying links

Compared products

YOUR FIRST CHOICE

Samsung Portable SSD P7

8 TB · Black · UK MU-PF8T0G/WW

Full product profile Official image

Exact model & source notes

An 8 TB portable SSD using USB4 Gen 3x2, with manufacturer sequential maxima of 4000 MB/s read and 3800 MB/s write. The exact P7 is listed at 98 g and Samsung publishes specific Galaxy S26 Ultra and iPhone 17 Pro/Pro Max recording tests.

Specifications checked 17 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

WHAT DIFFERS

8,000 GBNominal capacity4,000 GB

Physical formatPortable external SSDPortable SSD

The first 2 of 4 verified differences, in the order listed below. Not a rating.

See the 4 verified differences

THE CONTENDER

Samsung Portable SSD P9 USB4 Gen 3x2

UK MU-PJ4T0G/WW · Jet Black · 4 TB

Portable SSD P9 USB4 Gen 3x2 Front Jet Black

Full product profile Official image

Exact model & source notes

Samsung’s Portable SSD P9 USB4 Gen 3x2 in the exact UK MU-PJ4T0G/WW configuration. Capacity, interface, form factor and rated performance refer to this exact storage configuration.

Specifications checked 17 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

Portable SSD P7 UK & US retailers

UK & US price history: no verified listing yet

Portable SSD P9 USB4 Gen 3x2 UK & US retailers

UK & US price history: no verified listing yet

Search links open retailer results, not a matched listing; eBay listings are checked daily. As an Amazon Associate I earn from qualifying purchases. As an eBay Partner, we may be compensated if you make a purchase.

THE DIFFERENCES, MADE VISIBLE

Visual facts

Differences first. Select a topic for its graphic, sources and conditions.

How to read this comparison

Manufacturer facts for the exact models shown. Not a quality rating or a test result.
“Different” means the known values differ, not that one is better.
Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.

SPECIFICATIONS SIDE BY SIDE4 topics

SELECTED TOPIC

01 / 04

Storage capacity

Decimal storage capacity: 1 TB = 1,000 GB. Formatting and system use reduce available space.

Samsung Portable SSD P78 TB

Manufacturer specification · Selected 8 TB SKU. Decimal capacity; system files/maintenance and measurement conventions reduce user-visible capacity. Other capacity listings do not establish availability.

Source 1

Samsung Portable SSD P9 USB4 Gen 3x24 TB

Manufacturer specification · Manufacturer capacity: 4TB. Decimal TB converted to GB where needed; formatted usable capacity is lower.

Source 1

Explore the full specifications

Check the connection before the capacity. M.2 NVMe modules and 2.5-inch SATA drives are not interchangeable. Check the host’s protocol, slot or bay, power connection and clearance. Rated speeds use different test systems; we do not turn them into a speed score or overall winner.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

4 verified differences, most decision-relevant first. All are also drawn in Visual facts above. Missing information stays separate.

Nominal capacity

In Visual facts

Samsung Portable SSD P78000 GB

Samsung Portable SSD P9 USB4 Gen 3x24000 GB

Sources

Samsung Portable SSD P7

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer capacity: 4TB. Decimal TB converted to GB where needed; formatted usable capacity is lower.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Check the exact configuration and source conditions for your use.

Physical format

In Visual facts

Samsung Portable SSD P7Portable external SSD

Samsung Portable SSD P9 USB4 Gen 3x2Portable SSD

Sources

Samsung Portable SSD P7

Manufacturer specification

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification

Samsung UK — MU-PJ4T0G/WW exact catalogue identity and official gallery

Check the exact configuration and source conditions for your use.

Sequential performance claims

In Visual facts

Samsung Portable SSD P7Up to 4000 MB/s read; up to 3800 MB/s write

Samsung Portable SSD P9 USB4 Gen 3x24,000 MB/s (Sequential Read); 3,800 MB/s (Sequential Write)

Sources

Samsung Portable SSD P7

Manufacturer specification · Samsung internal testing with the enclosed cable. Host configuration, cable and user system environment can change results; these are maxima, not independent benchmarks or guaranteed steady-state rates.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer performance claims; supplied test conditions/maximum wording retained. Not an independent benchmark. Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: General Feature. Source field: Sequential Read. Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: General Feature. Source field: Sequential Write.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Manufacturer peak claims depend on cache state, host and workload. Queue depth and test systems must match before performance can be compared; these figures do not establish a faster everyday drive.

Manufacturer warranty

In Visual facts

Samsung Portable SSD P75-year limited warranty; drop damage excluded

Samsung Portable SSD P9 USB4 Gen 3x25 years limited

Sources

Samsung Portable SSD P7

Manufacturer specification · Exact UK warranty table and drop disclaimer; full manufacturer terms and purchase market apply. The P7 disclaimer also excludes physical damage and separately defines typical-use conditions for its LED component.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Check the exact configuration and source conditions for your use.

Missing or non-comparable evidence (34)

Hardware encryption

Samsung Portable SSD P7AES 256-bit hardware encryption

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Manufacturer specification · Manufacturer claim; no independent security certification, password implementation or recovery procedure is inferred.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Management software

Samsung Portable SSD P7Samsung Magician

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Manufacturer specification · Manufacturer lists data protection, drive-health monitoring and firmware updates. Software supports Windows 10+, macOS 10.15+ and Android 7.0+; older versions may be unsupported. Firmware updates require internet. Footnote marker 7 on P9 is not a Magician version number.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Maximum sequential read

Samsung Portable SSD P74000 MB/s

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Maximum sequential write

Samsung Portable SSD P73800 MB/s

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Earlier USB support

Samsung Portable SSD P7USB 3.2 Gen 2x2 and earlier USB devices

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Manufacturer specification · Explicit P7 feature claim; lower host/cable bandwidth can constrain performance. No specific older-port transfer speed is inferred.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Listed host categories

Samsung Portable SSD P7PCs, laptops, Android phones/tablets, game consoles, smart TVs and cameras

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Manufacturer specification · Manufacturer positive category list; individual device, file-system, connection and feature support remain dependent on the host. No universal compatibility is claimed.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Specified smartphone recording tests

Samsung Portable SSD P7Galaxy S26 Ultra: APV 8K 30 fps and 4K 120 fps; iPhone 17 Pro/Pro Max: ProRes 4K 120 fps and 4K 60 fps

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Manufacturer specification · Samsung internal tests also cover detection and file transfer. Other features/functions were not specifically tested. This does not establish all devices, recording apps, codecs or modes.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Manufacturer drop claim

Samsung Portable SSD P72 m

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Manufacturer specification · Controlled manufacturer test; real environmental conditions affect resistance and drop damage is not covered. The P7 disclaimer specifies a free fall onto a metal plate from 2 m and excludes physical damage.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Dust/water ingress rating

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

The exact UK page gives a drop claim but does not list an IP dust/water rating. This does not establish a negative water-resistance capability. · Manufacturer specification

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

LED component warranty conditions

Samsung Portable SSD P75 years under defined typical use

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Manufacturer specification · P7 disclaimer defines typical LED use as four hours per day at 40°C or below. This component-specific condition is not silently applied to the whole SSD warranty or presented as drive endurance.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Non-operating temperature range

Samsung Portable SSD P7−40–85°C

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Manufacturer specification · Manufacturer non-operating limit; no operating performance within this range is claimed.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Internal NVMe revision

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

The actual exact-model source lists an external USB4 interface, but no internal NVMe revision. No protocol version is inferred from other Samsung drives. · Manufacturer specification

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Operating case-temperature range

Samsung Portable SSD P70–60°C

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Manufacturer specification · Samsung defines Tc at the hottest point on the case and recommends sufficient airflow during heavier workloads. This is not an ambient-temperature range or measured thermal/no-throttling guarantee.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Listed operating systems

Samsung Portable SSD P7Windows 10+; macOS 10.15+; Android 7.0+

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Manufacturer specification · Exact selected-model OS table. This is a positive list, not a claim that unlisted operating systems are excluded. Specific device testing is recorded separately.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Password protection

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

AES 256-bit hardware encryption is listed, but the exact retained P7 page does not explicitly establish password protection or its setup/recovery behaviour. The P9’s positive claim is not transferred. · Manufacturer specification

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Capacity

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x24TB

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Certification

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2CE, BSMI, KC, VCCI, RCM, FCC, IC, UL, TUV, CB, UKCA, BIS

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Compatible Devices

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2PCs, Laptops, Android smart phones and tablets, Game consoles, Smart TVs, Cameras

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Dimension (WxHxD)

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x290 x 65 x 8.3mm

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Durability

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2Up to 2m 6

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Encryption

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2AES 256-bit hardware encryption

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Interface

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2USB4 Gen 3x2 (40Gbps)

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Management SW

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2Samsung Magician Software 7

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Non-Operating Temperature

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2-40°C to 85°C

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Operating Temperature

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x20°C to 60°C 8

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — OS Compatibility

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2Windows ® 10 or higher / macOS ® 10.15 or higher / Android ™ 7.0 or higher

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — RoHS Compliance

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2RoHS 2

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Sequential Read

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x24,000 MB/s

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Sequential Write

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x23,800 MB/s

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Warranty

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x25 years limited

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Weight

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x296 grams

Sources

Samsung Portable SSD P7

No source recorded for this side.

Samsung Portable SSD P9 USB4 Gen 3x2

Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Post-cache sequential write

Samsung Portable SSD P7Not verified

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

The exact P7 page describes sustained performance but does not supply a separate numeric post-cache rate. The P9’s 2000 MB/s figure is not transferred. · Manufacturer specification

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Limited warranty duration

Samsung Portable SSD P75 years

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Manufacturer specification · Manufacturer limited warranty; separate damage exclusions and component conditions remain applicable.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Product weight

Samsung Portable SSD P798 g

Samsung Portable SSD P9 USB4 Gen 3x2Not verified

Sources

Samsung Portable SSD P7

Manufacturer specification · Selected 8 TB model. The P7 disclaimer notes exact mass can vary by capacity; other capacities are not assigned this mass.

Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes

Samsung Portable SSD P9 USB4 Gen 3x2

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

3 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

Samsung Portable SSD P7

What it brings

The selected model combines 8 TB nominal capacity with a 90 × 65 × 8.3 mm body and a USB4 Gen 3x2 host interface.
Manufacturer source
AES 256-bit hardware encryption and Samsung Magician drive-management features are listed.
Manufacturer source

What to check

Transfer maxima come from Samsung testing with the enclosed cable; host, cable and system configuration can change results.
Manufacturer source
The 2 m drop figure is a controlled-test claim, and drop damage is excluded from warranty. No IP rating is listed.
Manufacturer source
No numeric post-cache write rate is supplied. The LED component has separate typical-use warranty conditions, and recording tests cover only the stated devices/modes.
Manufacturer source

Samsung Portable SSD P9 USB4 Gen 3x2

What it brings

The manufacturer lists nominal capacity: 4000.0.
Manufacturer source
The exact UK manufacturer identifier MU-PJ4T0G/WW distinguishes this configuration from other models and bundles.
Manufacturer source

What to check

Published performance and battery figures are manufacturer claims. Actual results depend on configuration, settings and use; an unlisted feature or condition remains unknown.
Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

41 of 41 specifications Sources in each row

Source-backed specifications for Samsung Portable SSD P7 and Samsung Portable SSD P9 USB4 Gen 3x2
Specification	Samsung Portable SSD P7	Samsung Portable SSD P9 USB4 Gen 3x2

Nominal capacityDifferent Sources Samsung Portable SSD P7 Manufacturer specification · Selected 8 TB SKU. Decimal capacity; system files/maintenance and measurement conventions reduce user-visible capacity. Other capacity listings do not establish availability. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer capacity: 4TB. Decimal TB converted to GB where needed; formatted usable capacity is lower. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	8000 GB	4000 GB
Drive technology Sources Samsung Portable SSD P7 Manufacturer specification · Exact official product identifies a portable SSD; no internal controller, NAND type or numbered NVMe revision is inferred. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification Samsung UK — MU-PJ4T0G/WW exact catalogue identity and official gallery	SSD	SSD
External host interface Sources Samsung Portable SSD P7 Manufacturer specification · Manufacturer host-connection designation. A matching host and cable are needed for headline speeds. No internal PCIe/NVMe specification or USB connector/power rating is inferred from this name. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	USB4 Gen 3x2 (40 Gbps)	USB4 Gen 3x2 (40Gbps)
Physical formatDifferent Sources Samsung Portable SSD P7 Manufacturer specification Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification Samsung UK — MU-PJ4T0G/WW exact catalogue identity and official gallery	Portable external SSD	Portable SSD
Dimensions Sources Samsung Portable SSD P7 Manufacturer specification · Manufacturer width × height × depth for the selected model. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	90 × 65 × 8.3 mm	90 x 65 x 8.3mm
Product weight Sources Samsung Portable SSD P7 Manufacturer specification · Selected 8 TB model. The P7 disclaimer notes exact mass can vary by capacity; other capacities are not assigned this mass. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	98 g	Not provided
General Feature — Capacity Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	4TB
General Feature — Interface Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	USB4 Gen 3x2 (40Gbps)
General Feature — Dimension (WxHxD) Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	90 x 65 x 8.3mm
General Feature — Weight Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	96 grams

Sequential performance claimsDifferent Sources Samsung Portable SSD P7 Manufacturer specification · Samsung internal testing with the enclosed cable. Host configuration, cable and user system environment can change results; these are maxima, not independent benchmarks or guaranteed steady-state rates. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer performance claims; supplied test conditions/maximum wording retained. Not an independent benchmark. Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: General Feature. Source field: Sequential Read. Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: General Feature. Source field: Sequential Write. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Up to 4000 MB/s read; up to 3800 MB/s write	4,000 MB/s (Sequential Read); 3,800 MB/s (Sequential Write)
Maximum sequential read Sources Samsung Portable SSD P7 Manufacturer specification · Samsung internal testing with the enclosed cable. Host configuration, cable and user system environment can change results; these are maxima, not independent benchmarks or guaranteed steady-state rates. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	4000 MB/s	Not provided
Maximum sequential write Sources Samsung Portable SSD P7 Manufacturer specification · Samsung internal testing with the enclosed cable. Host configuration, cable and user system environment can change results; these are maxima, not independent benchmarks or guaranteed steady-state rates. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	3800 MB/s	Not provided
General Feature — Sequential Read Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	4,000 MB/s
General Feature — Sequential Write Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	3,800 MB/s

Manufacturer warrantyDifferent Sources Samsung Portable SSD P7 Manufacturer specification · Exact UK warranty table and drop disclaimer; full manufacturer terms and purchase market apply. The P7 disclaimer also excludes physical damage and separately defines typical-use conditions for its LED component. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	5-year limited warranty; drop damage excluded	5 years limited
Limited warranty duration Sources Samsung Portable SSD P7 Manufacturer specification · Manufacturer limited warranty; separate damage exclusions and component conditions remain applicable. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	5 years	Not provided
General Feature — Warranty Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	5 years limited

Hardware encryption Sources Samsung Portable SSD P7 Manufacturer specification · Manufacturer claim; no independent security certification, password implementation or recovery procedure is inferred. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	AES 256-bit hardware encryption	Not provided
Management software Sources Samsung Portable SSD P7 Manufacturer specification · Manufacturer lists data protection, drive-health monitoring and firmware updates. Software supports Windows 10+, macOS 10.15+ and Android 7.0+; older versions may be unsupported. Firmware updates require internet. Footnote marker 7 on P9 is not a Magician version number. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	Samsung Magician	Not provided
General Feature — Management SW Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	Samsung Magician Software 7
General Feature — Encryption Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	AES 256-bit hardware encryption
General Feature — Certification Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	CE, BSMI, KC, VCCI, RCM, FCC, IC, UL, TUV, CB, UKCA, BIS

Operating case-temperature range Sources Samsung Portable SSD P7 Manufacturer specification · Samsung defines Tc at the hottest point on the case and recommends sufficient airflow during heavier workloads. This is not an ambient-temperature range or measured thermal/no-throttling guarantee. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	0–60°C	Not provided
General Feature — Durability Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	Up to 2m 6
General Feature — Operating Temperature Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	0°C to 60°C 8
General Feature — Non-Operating Temperature Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	-40°C to 85°C
General Feature — RoHS Compliance Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	RoHS 2

General Feature — Compatible Devices Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	PCs, Laptops, Android smart phones and tablets, Game consoles, Smart TVs, Cameras
General Feature — OS Compatibility Sources Samsung Portable SSD P7 No source recorded. Samsung Portable SSD P9 USB4 Gen 3x2 Manufacturer specification · Manufacturer claim in the exact MU-PJ4T0G/WW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MU-PJ4T0G/WW manufacturer specifications	Not provided	Windows ® 10 or higher / macOS ® 10.15 or higher / Android ™ 7.0 or higher

Manufacturer drop claim Sources Samsung Portable SSD P7 Manufacturer specification · Controlled manufacturer test; real environmental conditions affect resistance and drop damage is not covered. The P7 disclaimer specifies a free fall onto a metal plate from 2 m and excludes physical damage. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	2 m	Not provided
Listed operating systems Sources Samsung Portable SSD P7 Manufacturer specification · Exact selected-model OS table. This is a positive list, not a claim that unlisted operating systems are excluded. Specific device testing is recorded separately. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	Windows 10+; macOS 10.15+; Android 7.0+	Not provided
Listed host categories Sources Samsung Portable SSD P7 Manufacturer specification · Manufacturer positive category list; individual device, file-system, connection and feature support remain dependent on the host. No universal compatibility is claimed. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	PCs, laptops, Android phones/tablets, game consoles, smart TVs and cameras	Not provided
Non-operating temperature range Sources Samsung Portable SSD P7 Manufacturer specification · Manufacturer non-operating limit; no operating performance within this range is claimed. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	−40–85°C	Not provided
Specified smartphone recording tests Sources Samsung Portable SSD P7 Manufacturer specification · Samsung internal tests also cover detection and file transfer. Other features/functions were not specifically tested. This does not establish all devices, recording apps, codecs or modes. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	Galaxy S26 Ultra: APV 8K 30 fps and 4K 120 fps; iPhone 17 Pro/Pro Max: ProRes 4K 120 fps and 4K 60 fps	Not provided
Earlier USB support Sources Samsung Portable SSD P7 Manufacturer specification · Explicit P7 feature claim; lower host/cable bandwidth can constrain performance. No specific older-port transfer speed is inferred. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	USB 3.2 Gen 2x2 and earlier USB devices	Not provided
LED component warranty conditions Sources Samsung Portable SSD P7 Manufacturer specification · P7 disclaimer defines typical LED use as four hours per day at 40°C or below. This component-specific condition is not silently applied to the whole SSD warranty or presented as drive endurance. Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	5 years under defined typical use	Not provided

Show unverified (4)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.

Specifications without verified values for either product
Internal NVMe revision Sources Samsung Portable SSD P7 The actual exact-model source lists an external USB4 interface, but no internal NVMe revision. No protocol version is inferred from other Samsung drives. · Manufacturer specification Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	Not listed by the manufacturer	Not provided
Dust/water ingress rating Sources Samsung Portable SSD P7 The exact UK page gives a drop claim but does not list an IP dust/water rating. This does not establish a negative water-resistance capability. · Manufacturer specification Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	Not listed by the manufacturer	Not provided
Post-cache sequential write Sources Samsung Portable SSD P7 The exact P7 page describes sustained performance but does not supply a separate numeric post-cache rate. The P9’s 2000 MB/s figure is not transferred. · Manufacturer specification Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	Not listed by the manufacturer	Not provided
Password protection Sources Samsung Portable SSD P7 AES 256-bit hardware encryption is listed, but the exact retained P7 page does not explicitly establish password protection or its setup/recovery behaviour. The P9’s positive claim is not transferred. · Manufacturer specification Samsung UK Portable SSD P7 — exact 8 TB MU-PF8T0G/WW specifications, features and footnotes Samsung Portable SSD P9 USB4 Gen 3x2 No source recorded.	Not listed by the manufacturer	Not provided

First product manufacturer source Second product manufacturer source

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Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.