MICE · YOUR NEXT FACE-OFF

Logitech Pebble Mouse 2 M350s vs Razer DeathAdder Essential

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

Compared products

YOUR FIRST CHOICE

Logitech Pebble Mouse 2 M350s

Tonal Rose · 910-007014 · UK manufacturer configuration

Full product profile Official image

Exact model & source notes

The Logitech Pebble Mouse 2 M350s is a slim, round Bluetooth mouse with Silent Touch quiet clicks, Easy-Switch for three devices, a customisable middle button and up to 24 months from one AA battery.

Specifications checked 27 Sept 2026.

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

Manufacturer specifications

WHICH SUITS YOU?

Choose the Logitech Pebble Mouse 2 M350s for

A wireless connection

Choose the Razer DeathAdder Essential for

A wired connection
More stated listed controls: 5 vs 3

Built from verified specifications that differ. Not a rating or a recommendation.

See the 8 verified differences

THE CONTENDER

Razer DeathAdder Essential

Black · RZ01-03850100-R3M1 · UK manufacturer configuration

Full product profile Official image

Exact model & source notes

The DeathAdder Essential is Razer's entry-level wired right-handed ergonomic mouse: 96 g, a 6,400 DPI optical sensor, five programmable buttons and mechanical switches rated for 10 million clicks.

Specifications checked 26 Sept 2026.

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

Manufacturer specifications

Logitech Pebble Mouse 2 M350s UK & US retailers

UK & US price history: no verified listing yet

Razer DeathAdder Essential 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 SIDE7 topics

SELECTED TOPIC

01 / 07

Connections

Check the exact configuration and source conditions for your use.

Logitech Pebble Mouse 2 M350sBluetooth Low Energy; compatible with a Logi Bolt USB receiver (not included)

Manufacturer specification · Easy-Switch pairs with up to three devices; wireless range 10 m in an office environment, per Logitech.

Source 1 Source 2 Source 3

Razer DeathAdder EssentialWired

Manufacturer specification · Original manufacturer description: Wired (standard cable). Wired only; Razer lists no wireless mode or battery. The connector type is not stated on these pages. Shared wired availability is comparable. Manufacturer cable and connector details retain their own scope; no unlisted connector is inferred.

Source 1 Source 2

Explore the full specifications

Choose the grip, then check the connection. Left-side thumb controls are not a mirrored left-handed layout. Check the receiver or USB connection, battery requirements and your preferred shape. DPI is tracking resolution, not an accuracy score; no gaming winner is inferred.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

8 verified differences, most decision-relevant first. 7 are also drawn in Visual facts above. Missing information stays separate.

Connections

In Visual facts

Logitech Pebble Mouse 2 M350sBluetooth Low Energy; compatible with a Logi Bolt USB receiver (not included)

Razer DeathAdder EssentialWired

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Easy-Switch pairs with up to three devices; wireless range 10 m in an office environment, per Logitech.

Logitech Pebble Mouse 2 M350s — Logitech UK product page Logitech Pebble Mouse 2 M350s — Logitech US product page Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs

Check the exact configuration and source conditions for your use.

Listed controls

In Visual facts

Logitech Pebble Mouse 2 M350s3

Razer DeathAdder Essential5

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Logitech lists 3 buttons (left/right click and scroll-wheel middle click, which is customisable in Logi Options+) plus the connectivity button and an on/off switch.

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Manufacturer specification · Razer lists 5 independently programmable Hyperesponse buttons.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential — Razer UK product overview

Physical clicks, programmable wheel actions and optional side buttons can produce different counts. Read each configuration; a larger count does not establish better control or programmability.

Hand orientation

In Visual facts

Logitech Pebble Mouse 2 M350sSlim round shape; no side buttons

Razer DeathAdder EssentialRight-handed ergonomic shape; side buttons on the left

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Logitech describes a minimalist, slim and round mouse and lists only left/right click and the scroll-wheel middle click as buttons (plus the connect button); it does not state a hand orientation. Not a grip or comfort test.

Logitech Pebble Mouse 2 M350s — Logitech UK product page Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Manufacturer specification · Razer's stated form factor; side-button position from the official product views. Not a grip or comfort test.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential — Razer UK product overview

Check the exact configuration and source conditions for your use.

Maximum tracking resolution

In Visual facts

Logitech Pebble Mouse 2 M350s4000 DPI

Razer DeathAdder Essential6400 DPI

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Manufacturer specification

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs

Sensor settings and manufacturer tracking limits describe capabilities, not independently measured accuracy or gaming performance. Preserve each test surface and software condition.

Claimed button durability

In Visual facts

Logitech Pebble Mouse 2 M350sLeft/right: 3 million cycles; middle wheel button: 1 million cycles

Razer DeathAdder Essential10 million clicks

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Manufacturer specification · Razer's lifecycle rating for the mechanical switches.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs

Check the exact configuration and source conditions for your use.

Published acceleration threshold

In Visual facts

Logitech Pebble Mouse 2 M350sGreater than 10 G

Razer DeathAdder Essential30 G

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Logitech's maximum acceleration rating; test surface not stated.

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Manufacturer specification · Razer's maximum acceleration rating; test surface not stated.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs

Sensor settings and manufacturer tracking limits describe capabilities, not independently measured accuracy or gaming performance. Preserve each test surface and software condition.

Show 2 more verified differences

Published tracking speed

In Visual facts

Logitech Pebble Mouse 2 M350sGreater than 20 IPS

Razer DeathAdder Essential220 IPS

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Logitech's maximum speed rating; test surface not stated.

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Manufacturer specification · Razer's maximum speed rating; test surface not stated.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs

Sensor settings and manufacturer tracking limits describe capabilities, not independently measured accuracy or gaming performance. Preserve each test surface and software condition.

Body width

Logitech Pebble Mouse 2 M350s58.7 mm

Razer DeathAdder Essential72.7 mm

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Overall width, not grip width.

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Manufacturer specification · Razer's listed width; Razer does not state the measurement basis.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs

A size or weight trade-off; it does not establish the better product.

Missing or non-comparable evidence (21)

Main switch technology

Logitech Pebble Mouse 2 M350sNot verified

Razer DeathAdder EssentialRazer Mechanical Switches

Sources

Logitech Pebble Mouse 2 M350s

No source recorded for this side.

Razer DeathAdder Essential

Manufacturer specification

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential — Razer UK product overview

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

Scroll controls

Logitech Pebble Mouse 2 M350sNot verified

Razer DeathAdder EssentialStandard scroll wheel; no tilt-click

Sources

Logitech Pebble Mouse 2 M350s

No source recorded for this side.

Razer DeathAdder Essential

Manufacturer specification

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs

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

Sensor model

Logitech Pebble Mouse 2 M350sNot verified

Razer DeathAdder EssentialNot verified

Sources

Logitech Pebble Mouse 2 M350s

The individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

The individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential — Razer UK product overview

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

Maximum report rate (Bluetooth)

Logitech Pebble Mouse 2 M350s133 Hz

Razer DeathAdder EssentialNot verified

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Logitech gives the Bluetooth report rate as 88–133 Hz (7.5–11.25 ms).

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Razer does not list a polling rate for this model. · Manufacturer specification · Neither the tech specs nor the overview state a report rate.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs

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

Report rate with optional Logi Bolt receiver

Logitech Pebble Mouse 2 M350s125 Hz

Razer DeathAdder EssentialNot verified

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · 125 Hz (8 ms) in Bolt mode; the Logi Bolt receiver is not included.

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

No source recorded for this side.

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

Onboard memory

Logitech Pebble Mouse 2 M350sNot verified

Razer DeathAdder EssentialNo

Sources

Logitech Pebble Mouse 2 M350s

No source recorded for this side.

Razer DeathAdder Essential

Manufacturer specification · Razer lists no onboard memory profiles.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs

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

Customisation software

Logitech Pebble Mouse 2 M350sLogi Options+ (Windows and macOS)

Razer DeathAdder EssentialNot verified

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · The middle button can be customised in Logi Options+.

Logitech Pebble Mouse 2 M350s — Logitech UK product page Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

No source recorded for this side.

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

Battery

Logitech Pebble Mouse 2 M350s1 × AA (replaceable, pre-installed alkaline); up to 24 months

Razer DeathAdder EssentialNot verified

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Logitech's rating; test conditions are not stated.

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

No source recorded for this side.

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

Lighting

Logitech Pebble Mouse 2 M350sNot verified

Razer DeathAdder EssentialSingle-colour green lighting; no RGB

Sources

Logitech Pebble Mouse 2 M350s

No source recorded for this side.

Razer DeathAdder Essential

Manufacturer specification

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs

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

Cable length

Logitech Pebble Mouse 2 M350sNot verified

Razer DeathAdder Essential1.8 m

Sources

Logitech Pebble Mouse 2 M350s

No source recorded for this side.

Razer DeathAdder Essential

Manufacturer specification · Razer lists a standard cable, 1.8 m.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs

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

Listed compatibility

Logitech Pebble Mouse 2 M350sBluetooth: Windows 10, 11 or later; macOS 11 or later; iPadOS 14 or later; Android 9.0 or later; ChromeOS; Linux; Works With Chromebook

Razer DeathAdder EssentialNot verified

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Logitech's Bluetooth requirements.

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

No source recorded for this side.

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

Glide feet

Logitech Pebble Mouse 2 M350sNot verified

Razer DeathAdder EssentialStandard stock feet

Sources

Logitech Pebble Mouse 2 M350s

No source recorded for this side.

Razer DeathAdder Essential

Manufacturer specification · Razer does not state the material.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs

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

Listed package

Logitech Pebble Mouse 2 M350sPebble Mouse 2 M350s; 1 AA alkaline battery (pre-installed); user documentation; Important Info Document

Razer DeathAdder EssentialNot verified

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Manufacturer box contents; no receiver is included. Check the seller's listing.

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

No source recorded for this side.

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

Materials

Logitech Pebble Mouse 2 M350sPCR ABS plastic; more than 50% recycled plastic in the colour range

Razer DeathAdder EssentialNot verified

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification

Logitech Pebble Mouse 2 M350s — Logitech UK product page Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

No source recorded for this side.

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

Multi-device pairing

Logitech Pebble Mouse 2 M350sUp to 3 devices with Easy-Switch

Razer DeathAdder EssentialNot verified

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification

Logitech Pebble Mouse 2 M350s — Logitech UK product page Logitech Pebble Mouse 2 M350s — Logitech US product page Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

No source recorded for this side.

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

Click noise

Logitech Pebble Mouse 2 M350sSilent Touch: 90% less click noise

Razer DeathAdder EssentialNot verified

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Logitech's claim: click noise reduced by over 90% compared with the Logitech M185; left-click and typing dBA levels measured by an independent lab at 1 m (product-page specifications).

Logitech Pebble Mouse 2 M350s — Logitech UK product page Logitech Pebble Mouse 2 M350s — Logitech US product page

Razer DeathAdder Essential

No source recorded for this side.

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

Minimum sensitivity

Logitech Pebble Mouse 2 M350s400 DPI

Razer DeathAdder EssentialNot verified

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Logitech lists 400-4000 DPI.

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Razer does not list a minimum sensitivity for this model. · Manufacturer specification · Razer lists only the 6,400 DPI maximum.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs

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

Body length

Logitech Pebble Mouse 2 M350sConflicting evidence

Razer DeathAdder Essential127.3 mm

Sources

Logitech Pebble Mouse 2 M350s

Logitech's support specification lists the height (front-to-back length) as 4.20 in (106.7 mm), while the UK product page lists 106 mm and the US product page 4.17 in (106 mm). The official figures disagree, so no single length is recorded. · Manufacturer specification · Logitech's listed height (front-to-back in its top-view convention).

Logitech Pebble Mouse 2 M350s — Logitech UK product page Logitech Pebble Mouse 2 M350s — Logitech US product page Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Manufacturer specification · Mouse body length; cable excluded.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs

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

Dimensions

Logitech Pebble Mouse 2 M350sConflicting evidence

Razer DeathAdder Essential127.3 × 72.7 × 42.8 mm (length × width × height)

Sources

Logitech Pebble Mouse 2 M350s

Logitech's support specification lists 106.7 × 58.7 × 26.62 mm (length × width × height), while its UK and US product pages list 106 × 58.7 × 26.62 mm. The length remains unresolved; width 58.7 mm and height 26.62 mm agree. · Manufacturer specification · Logitech's support specification lists 106.7 × 58.7 × 26.62 mm (length × width × height), while its UK and US product pages list 106 × 58.7 × 26.62 mm. The length remains unresolved; width 58.7 mm and height 26.62 mm agree.

Logitech Pebble Mouse 2 M350s — Logitech UK product page Logitech Pebble Mouse 2 M350s — Logitech US product page Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Manufacturer specification · Mouse body as listed by Razer; cable excluded.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs

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

Weight

Logitech Pebble Mouse 2 M350s76 g

Razer DeathAdder Essential96 g

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · As Logitech states it: with a receiver and one alkaline AA battery (2.68 oz). The Logi Bolt receiver is not included in the box; Logitech lists 53 g without receiver and battery.

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

Manufacturer specification · Manufacturer-listed weight; Razer does not state whether the cable is included.

Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs

The manufacturer sources do not establish the same cable weighing basis. Both published masses remain visible with their conditions, but are not ranked.

Weight without battery

Logitech Pebble Mouse 2 M350s53 g

Razer DeathAdder EssentialNot verified

Sources

Logitech Pebble Mouse 2 M350s

Manufacturer specification · Without receiver and without battery, per Logitech.

Specification - Pebble Mouse 2 M350s — Logitech Support

Razer DeathAdder Essential

No source recorded for this side.

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

1 shared field has the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

Logitech Pebble Mouse 2 M350s

What it brings

At 26.62 mm high and 53 g without battery it is very slim and light, and Logitech says Silent Touch removes 90% of click noise.
Manufacturer source Manufacturer source
Easy-Switch moves between three devices, and Logitech lists Windows, macOS, iPadOS, Android, ChromeOS and Linux over Bluetooth.
Manufacturer source Manufacturer source

What to check

It has only three buttons and no side buttons, and the Logi Bolt receiver needed for Bolt mode is not included.
Manufacturer source
Bluetooth reporting is limited to 88–133 Hz; 125 Hz Bolt mode needs a separately purchased receiver. Logitech rates tracking at 400–4000 DPI, over 20 IPS and over 10 G.
Manufacturer source Manufacturer source

Razer DeathAdder Essential

What it brings

It keeps the classic DeathAdder right-handed ergonomic shape with two left side buttons and five independently programmable buttons.
Manufacturer source Manufacturer source
Razer lists a 1.8 m cable and simple single-colour green lighting, with the same specifications on its UK and US store pages.
Manufacturer source Manufacturer source

What to check

The specifications are modest: 6,400 DPI, 220 IPS and 30 G tracking ratings, mechanical switches rated for 10 million clicks, standard stock feet and no onboard memory.
Manufacturer source
Razer lists a weight of 96 g; the mouse is wired with a right-handed form factor, and Razer publishes no polling rate or minimum DPI.
Manufacturer source Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

30 of 30 specifications Sources in each row

Source-backed specifications for Logitech Pebble Mouse 2 M350s and Razer DeathAdder Essential
Specification	Logitech Pebble Mouse 2 M350s	Razer DeathAdder Essential

WeightDifferent Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · As Logitech states it: with a receiver and one alkaline AA battery (2.68 oz). The Logi Bolt receiver is not included in the box; Logitech lists 53 g without receiver and battery. Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Manufacturer specification · Manufacturer-listed weight; Razer does not state whether the cable is included. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs	76 g	96 g
Weight without battery Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Without receiver and without battery, per Logitech. Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential No source recorded.	53 g	Not provided
Dimensions Sources Logitech Pebble Mouse 2 M350s Logitech's support specification lists 106.7 × 58.7 × 26.62 mm (length × width × height), while its UK and US product pages list 106 × 58.7 × 26.62 mm. The length remains unresolved; width 58.7 mm and height 26.62 mm agree. · Manufacturer specification · Logitech's support specification lists 106.7 × 58.7 × 26.62 mm (length × width × height), while its UK and US product pages list 106 × 58.7 × 26.62 mm. The length remains unresolved; width 58.7 mm and height 26.62 mm agree. Logitech Pebble Mouse 2 M350s — Logitech UK product page Logitech Pebble Mouse 2 M350s — Logitech US product page Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Manufacturer specification · Mouse body as listed by Razer; cable excluded. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs	Conflicting sources	127.3 × 72.7 × 42.8 mm (length × width × height)
Body length Sources Logitech Pebble Mouse 2 M350s Logitech's support specification lists the height (front-to-back length) as 4.20 in (106.7 mm), while the UK product page lists 106 mm and the US product page 4.17 in (106 mm). The official figures disagree, so no single length is recorded. · Manufacturer specification · Logitech's listed height (front-to-back in its top-view convention). Logitech Pebble Mouse 2 M350s — Logitech UK product page Logitech Pebble Mouse 2 M350s — Logitech US product page Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Manufacturer specification · Mouse body length; cable excluded. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs	Conflicting sources	127.3 mm
Body widthDifferent Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Overall width, not grip width. Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Manufacturer specification · Razer's listed width; Razer does not state the measurement basis. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs	58.7 mm	72.7 mm
Hand orientationDifferent Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Logitech describes a minimalist, slim and round mouse and lists only left/right click and the scroll-wheel middle click as buttons (plus the connect button); it does not state a hand orientation. Not a grip or comfort test. Logitech Pebble Mouse 2 M350s — Logitech UK product page Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Manufacturer specification · Razer's stated form factor; side-button position from the official product views. Not a grip or comfort test. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential — Razer UK product overview	Slim round shape; no side buttons	Right-handed ergonomic shape; side buttons on the left
Glide feet Sources Logitech Pebble Mouse 2 M350s No source recorded. Razer DeathAdder Essential Manufacturer specification · Razer does not state the material. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs	Not provided	Standard stock feet

Tracking method Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Logitech's sensor description; no sensor model is named. Original manufacturer description: High-precision optical tracking. This identifies optical tracking, not a named sensor model. Model-specific hardware, accuracy and performance are not inferred. Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Manufacturer specification · Razer names the sensor only as optical; no model is given. Original manufacturer description: 6,400 DPI optical sensor. This identifies optical tracking, not a named sensor model. Model-specific hardware, accuracy and performance are not inferred. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential — Razer UK product overview	Optical	Optical
Maximum tracking resolutionDifferent Sources Logitech Pebble Mouse 2 M350s Manufacturer specification Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Manufacturer specification Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs	4000 DPI	6400 DPI
Minimum sensitivity Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Logitech lists 400-4000 DPI. Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Razer does not list a minimum sensitivity for this model. · Manufacturer specification · Razer lists only the 6,400 DPI maximum. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs	400 DPI	Not provided
Maximum report rate (Bluetooth) Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Logitech gives the Bluetooth report rate as 88–133 Hz (7.5–11.25 ms). Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Razer does not list a polling rate for this model. · Manufacturer specification · Neither the tech specs nor the overview state a report rate. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs	133 Hz	Not provided
Report rate with optional Logi Bolt receiver Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · 125 Hz (8 ms) in Bolt mode; the Logi Bolt receiver is not included. Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential No source recorded.	125 Hz	Not provided
Published tracking speedDifferent Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Logitech's maximum speed rating; test surface not stated. Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Manufacturer specification · Razer's maximum speed rating; test surface not stated. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs	Greater than 20 IPS	220 IPS
Published acceleration thresholdDifferent Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Logitech's maximum acceleration rating; test surface not stated. Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Manufacturer specification · Razer's maximum acceleration rating; test surface not stated. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs	Greater than 10 G	30 G

Listed controlsDifferent Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Logitech lists 3 buttons (left/right click and scroll-wheel middle click, which is customisable in Logi Options+) plus the connectivity button and an on/off switch. Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Manufacturer specification · Razer lists 5 independently programmable Hyperesponse buttons. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential — Razer UK product overview	3	5
Claimed button durabilityDifferent Sources Logitech Pebble Mouse 2 M350s Manufacturer specification Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Manufacturer specification · Razer's lifecycle rating for the mechanical switches. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs	Left/right: 3 million cycles; middle wheel button: 1 million cycles	10 million clicks
Main switch technology Sources Logitech Pebble Mouse 2 M350s No source recorded. Razer DeathAdder Essential Manufacturer specification Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential — Razer UK product overview	Not provided	Razer Mechanical Switches
Scroll controls Sources Logitech Pebble Mouse 2 M350s No source recorded. Razer DeathAdder Essential Manufacturer specification Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs	Not provided	Standard scroll wheel; no tilt-click

ConnectionsDifferent Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Easy-Switch pairs with up to three devices; wireless range 10 m in an office environment, per Logitech. Logitech Pebble Mouse 2 M350s — Logitech UK product page Logitech Pebble Mouse 2 M350s — Logitech US product page Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential Manufacturer specification · Original manufacturer description: Wired (standard cable). Wired only; Razer lists no wireless mode or battery. The connector type is not stated on these pages. Shared wired availability is comparable. Manufacturer cable and connector details retain their own scope; no unlisted connector is inferred. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs	Bluetooth Low Energy; compatible with a Logi Bolt USB receiver (not included)	Wired
Battery Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Logitech's rating; test conditions are not stated. Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential No source recorded.	1 × AA (replaceable, pre-installed alkaline); up to 24 months	Not provided
Cable length Sources Logitech Pebble Mouse 2 M350s No source recorded. Razer DeathAdder Essential Manufacturer specification · Razer lists a standard cable, 1.8 m. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs	Not provided	1.8 m

Customisation software Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · The middle button can be customised in Logi Options+. Logitech Pebble Mouse 2 M350s — Logitech UK product page Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential No source recorded.	Logi Options+ (Windows and macOS)	Not provided
Onboard memory Sources Logitech Pebble Mouse 2 M350s No source recorded. Razer DeathAdder Essential Manufacturer specification · Razer lists no onboard memory profiles. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs	Not provided	No
Lighting Sources Logitech Pebble Mouse 2 M350s No source recorded. Razer DeathAdder Essential Manufacturer specification Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential (RZ01-03850100-R3U1) — Razer US store page and tech specs	Not provided	Single-colour green lighting; no RGB

Click noise Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Logitech's claim: click noise reduced by over 90% compared with the Logitech M185; left-click and typing dBA levels measured by an independent lab at 1 m (product-page specifications). Logitech Pebble Mouse 2 M350s — Logitech UK product page Logitech Pebble Mouse 2 M350s — Logitech US product page Razer DeathAdder Essential No source recorded.	Silent Touch: 90% less click noise	Not provided
Multi-device pairing Sources Logitech Pebble Mouse 2 M350s Manufacturer specification Logitech Pebble Mouse 2 M350s — Logitech UK product page Logitech Pebble Mouse 2 M350s — Logitech US product page Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential No source recorded.	Up to 3 devices with Easy-Switch	Not provided
Materials Sources Logitech Pebble Mouse 2 M350s Manufacturer specification Logitech Pebble Mouse 2 M350s — Logitech UK product page Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential No source recorded.	PCR ABS plastic; more than 50% recycled plastic in the colour range	Not provided
Listed compatibility Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Logitech's Bluetooth requirements. Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential No source recorded.	Bluetooth: Windows 10, 11 or later; macOS 11 or later; iPadOS 14 or later; Android 9.0 or later; ChromeOS; Linux; Works With Chromebook	Not provided
Listed package Sources Logitech Pebble Mouse 2 M350s Manufacturer specification · Manufacturer box contents; no receiver is included. Check the seller's listing. Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential No source recorded.	Pebble Mouse 2 M350s; 1 AA alkaline battery (pre-installed); user documentation; Important Info Document	Not provided

Show unverified (1)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.

Specifications without verified values for either product
Sensor model Sources Logitech Pebble Mouse 2 M350s The individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification Specification - Pebble Mouse 2 M350s — Logitech Support Razer DeathAdder Essential The individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Razer DeathAdder Essential — Razer UK product overview	Not listed by the manufacturer	Not listed by the manufacturer

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.