MICE · YOUR NEXT FACE-OFF

Razer DeathAdder Essential vs Logitech B100 Optical USB Mouse

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

Compared products

YOUR FIRST CHOICE

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

WHICH SUITS YOU?

Choose the Razer DeathAdder Essential for

A right-hand shape
More stated listed controls: 5 vs 3
Longer stated body length: 127.3 mm vs 113 mm

Choose the Logitech B100 Optical USB Mouse for

An ambidextrous shape
Shorter stated body length: 113 mm vs 127.3 mm

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

See the 6 verified differences

THE CONTENDER

Logitech B100 Optical USB Mouse

Black · 910-001439 · US manufacturer configuration

Full product profile Official image

Exact model & source notes

The black B100 (910-001439) is a basic wired USB-A optical mouse with left, right and middle click, line-by-line scrolling and plug-and-play setup, backed by a three-year limited warranty.

Specifications checked 11 Sept 2026.

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

Manufacturer specifications

Razer DeathAdder Essential UK & US retailers

UK & US price history: no verified listing yet

Logitech B100 Optical USB Mouse 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 SIDE6 topics

SELECTED TOPIC

01 / 06

Controls

Read each mouse’s count: it may include physical clicks, programmable wheel actions or optional side buttons. A listed control is not automatically programmable, and more controls are not automatically easier to reach.

Razer DeathAdder Essential5 controls

Manufacturer specification · Razer lists 5 independently programmable Hyperesponse buttons.

Source 1 Source 2

Logitech B100 Optical USB Mouse3 controls

Manufacturer specification · Left, right and middle click; no thumb buttons.

Source 1

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 ↓

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

Listed controls

In Visual facts

Razer DeathAdder Essential5

Logitech B100 Optical USB Mouse3

Sources

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

Logitech B100 Optical USB Mouse

Manufacturer specification · Left, right and middle click; no thumb buttons.

Logitech B100 Optical USB Mouse — manufacturer specifications

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

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

Logitech B100 Optical USB MouseAmbidextrous

Sources

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

Logitech B100 Optical USB Mouse

Manufacturer specification

Logitech B100 Optical USB Mouse — manufacturer specifications

Check the exact configuration and source conditions for your use.

Body length

In Visual facts

Razer DeathAdder Essential127.3 mm

Logitech B100 Optical USB Mouse113 mm

Sources

Razer DeathAdder Essential

Manufacturer specification · Mouse body length; cable excluded.

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

Logitech B100 Optical USB Mouse

Manufacturer specification · Mouse body, length × width × height; cable excluded.

Logitech B100 Optical USB Mouse — manufacturer specifications

Check the exact configuration and source conditions for your use.

Scroll controls

In Visual facts

Razer DeathAdder EssentialStandard scroll wheel; no tilt-click

Logitech B100 Optical USB MouseLine-by-line scrolling; optical wheel with middle click

Sources

Razer DeathAdder Essential

Manufacturer specification

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

Logitech B100 Optical USB Mouse

Manufacturer specification · Line-by-line scrolling with an optical scroll-wheel mechanism.

Logitech B100 Optical USB Mouse — manufacturer specifications

Check the exact configuration and source conditions for your use.

Body width

In Visual facts

Razer DeathAdder Essential72.7 mm

Logitech B100 Optical USB Mouse62 mm

Sources

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

Logitech B100 Optical USB Mouse

Manufacturer specification · Overall width, not grip width.

Logitech B100 Optical USB Mouse — manufacturer specifications

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

Dimensions

In Visual facts

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

Logitech B100 Optical USB Mouse113 × 62 × 38 mm (length × width × height)

Sources

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

Logitech B100 Optical USB Mouse

Manufacturer specification · Mouse body, length × width × height; cable excluded.

Logitech B100 Optical USB Mouse — manufacturer specifications

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

Missing or non-comparable evidence (18)

Main switch technology

Razer DeathAdder EssentialRazer Mechanical Switches

Logitech B100 Optical USB MouseNot verified

Sources

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

Logitech B100 Optical USB Mouse

No source recorded for this side.

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

Sensor model

Razer DeathAdder EssentialNot verified

Logitech B100 Optical USB MouseNot verified

Sources

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

Logitech B100 Optical USB Mouse

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

Logitech B100 Optical USB Mouse — manufacturer specifications

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

Maximum report rate

Razer DeathAdder EssentialNot verified

Logitech B100 Optical USB MouseNot verified

Sources

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

Logitech B100 Optical USB Mouse

Logitech does not list this for the model. · Manufacturer specification · Logitech does not list a report rate for this model.

Logitech B100 Optical USB Mouse — manufacturer specifications

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

Onboard memory

Razer DeathAdder EssentialNo

Logitech B100 Optical USB MouseNot verified

Sources

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

Logitech B100 Optical USB Mouse

No source recorded for this side.

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

Lighting

Razer DeathAdder EssentialSingle-colour green lighting; no RGB

Logitech B100 Optical USB MouseNot verified

Sources

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

Logitech B100 Optical USB Mouse

No source recorded for this side.

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

Manufacturer cleaning claim

Razer DeathAdder EssentialNot verified

Logitech B100 Optical USB MouseTested for 2,700 alcohol-wipe cycles

Sources

Razer DeathAdder Essential

No source recorded for this side.

Logitech B100 Optical USB Mouse

Manufacturer specification · Logitech reports 2,700 alcohol-wipe cycles; it does not give the concentration used.

Logitech B100 Optical USB Mouse — manufacturer specifications Logitech B100 education specification — 2021, part 910-001439

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

Manufacturer host requirements

Razer DeathAdder EssentialNot verified

Logitech B100 Optical USB MouseUSB-A; Windows, macOS, ChromeOS and Linux

Sources

Razer DeathAdder Essential

No source recorded for this side.

Logitech B100 Optical USB Mouse

Manufacturer specification · Logitech's current table lists Windows 7+, macOS 10.5+, Linux 2.6+ and ChromeOS; its education sheet lists Windows Vista, macOS 10.3.9+ and Linux 2.4+.

Logitech B100 Optical USB Mouse — manufacturer specifications Logitech B100 education specification — 2021, part 910-001439

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

Manufacturer drop-test claim

Razer DeathAdder EssentialNot verified

Logitech B100 Optical USB MouseTested from standard school-desk height

Sources

Razer DeathAdder Essential

No source recorded for this side.

Logitech B100 Optical USB Mouse

Manufacturer specification · Logitech does not give a drop height.

Logitech B100 Optical USB Mouse — manufacturer specifications Logitech B100 education specification — 2021, part 910-001439

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

Glide feet

Razer DeathAdder EssentialStandard stock feet

Logitech B100 Optical USB MouseNot verified

Sources

Razer DeathAdder Essential

Manufacturer specification · Razer does not state the material.

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

Logitech B100 Optical USB Mouse

No source recorded for this side.

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

Listed package

Razer DeathAdder EssentialNot verified

Logitech B100 Optical USB MouseMouse; user documentation

Sources

Razer DeathAdder Essential

No source recorded for this side.

Logitech B100 Optical USB Mouse

Manufacturer specification · A USB-A to USB-C adapter is sold separately.

Logitech B100 Optical USB Mouse — manufacturer specifications

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

Maximum tracking resolution

Razer DeathAdder Essential6400 DPI

Logitech B100 Optical USB MouseConflicting evidence

Sources

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

Logitech B100 Optical USB Mouse

Logitech lists 1,000 DPI in the current table and 800 DPI in the product sheet and page metadata; check the listing. · Manufacturer specification · Logitech's current table lists 1,000 DPI; the same page's metadata and the 2021 sheet for 910-001439 list 800 DPI.

Logitech B100 Optical USB Mouse — manufacturer specifications Logitech B100 education specification — 2021, part 910-001439

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

Minimum sensitivity

Razer DeathAdder EssentialNot verified

Logitech B100 Optical USB MouseNot verified

Sources

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

Logitech B100 Optical USB Mouse

No source recorded for this side.

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

Setup requirements

Razer DeathAdder EssentialNot verified

Logitech B100 Optical USB MouseUSB plug-and-play

Sources

Razer DeathAdder Essential

No source recorded for this side.

Logitech B100 Optical USB Mouse

Manufacturer specification · Plug-and-play over USB; no software needed.

Logitech B100 Optical USB Mouse — manufacturer specifications

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

Claimed main-switch durability

Razer DeathAdder Essential10 million clicks

Logitech B100 Optical USB MouseNot verified

Sources

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

Logitech B100 Optical USB Mouse

No source recorded for this side.

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

Published acceleration threshold

Razer DeathAdder Essential30 G

Logitech B100 Optical USB MouseNot verified

Sources

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

Logitech B100 Optical USB Mouse

No source recorded for this side.

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

Published tracking speed

Razer DeathAdder Essential220 IPS

Logitech B100 Optical USB MouseNot verified

Sources

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

Logitech B100 Optical USB Mouse

No source recorded for this side.

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

Limited hardware warranty

Razer DeathAdder EssentialNot verified

Logitech B100 Optical USB Mouse3 years

Sources

Razer DeathAdder Essential

No source recorded for this side.

Logitech B100 Optical USB Mouse

Manufacturer specification · Limited hardware warranty; terms apply.

Logitech B100 Optical USB Mouse — manufacturer specifications

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

Weight

Razer DeathAdder Essential96 g

Logitech B100 Optical USB Mouse90 g

Sources

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

Logitech B100 Optical USB Mouse

Manufacturer specification · Manufacturer-listed mouse weight.

Logitech B100 Optical USB Mouse — manufacturer specifications

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

3 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

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

Logitech B100 Optical USB Mouse

What it brings

The symmetric shell suits either hand, it works with Windows, macOS, ChromeOS and Linux without software, and Logitech rates it for 2,700 alcohol-wipe cleaning cycles.
Manufacturer source Manufacturer source

What to check

There are no thumb buttons or software customisation, and Logitech's pages disagree on its sensitivity (800 or 1,000 DPI).
Manufacturer source Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

27 of 27 specifications Sources in each row

Source-backed specifications for Razer DeathAdder Essential and Logitech B100 Optical USB Mouse
Specification	Razer DeathAdder Essential	Logitech B100 Optical USB Mouse

WeightDifferent Sources 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 Logitech B100 Optical USB Mouse Manufacturer specification · Manufacturer-listed mouse weight. Logitech B100 Optical USB Mouse — manufacturer specifications	96 g	90 g
DimensionsDifferent Sources 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 Logitech B100 Optical USB Mouse Manufacturer specification · Mouse body, length × width × height; cable excluded. Logitech B100 Optical USB Mouse — manufacturer specifications	127.3 × 72.7 × 42.8 mm (length × width × height)	113 × 62 × 38 mm (length × width × height)
Body lengthDifferent Sources Razer DeathAdder Essential Manufacturer specification · Mouse body length; cable excluded. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Logitech B100 Optical USB Mouse Manufacturer specification · Mouse body, length × width × height; cable excluded. Logitech B100 Optical USB Mouse — manufacturer specifications	127.3 mm	113 mm
Body widthDifferent Sources 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 Logitech B100 Optical USB Mouse Manufacturer specification · Overall width, not grip width. Logitech B100 Optical USB Mouse — manufacturer specifications	72.7 mm	62 mm
Hand orientationDifferent Sources 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 Logitech B100 Optical USB Mouse Manufacturer specification Logitech B100 Optical USB Mouse — manufacturer specifications	Right-handed ergonomic shape; side buttons on the left	Ambidextrous
Glide feet Sources Razer DeathAdder Essential Manufacturer specification · Razer does not state the material. Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Logitech B100 Optical USB Mouse No source recorded.	Standard stock feet	Not provided

Tracking method Sources 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 Logitech B100 Optical USB Mouse Manufacturer specification · Original manufacturer description: Optical tracking. This identifies optical tracking, not a named sensor model. Model-specific hardware, accuracy and performance are not inferred. Logitech B100 Optical USB Mouse — manufacturer specifications	Optical	Optical
Maximum tracking resolution Sources 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 Logitech B100 Optical USB Mouse Logitech lists 1,000 DPI in the current table and 800 DPI in the product sheet and page metadata; check the listing. · Manufacturer specification · Logitech's current table lists 1,000 DPI; the same page's metadata and the 2021 sheet for 910-001439 list 800 DPI. Logitech B100 Optical USB Mouse — manufacturer specifications Logitech B100 education specification — 2021, part 910-001439	6400 DPI	Conflicting sources
Published tracking speed Sources 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 Logitech B100 Optical USB Mouse No source recorded.	220 IPS	Not provided
Published acceleration threshold Sources 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 Logitech B100 Optical USB Mouse No source recorded.	30 G	Not provided

Listed controlsDifferent Sources 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 Logitech B100 Optical USB Mouse Manufacturer specification · Left, right and middle click; no thumb buttons. Logitech B100 Optical USB Mouse — manufacturer specifications	5	3
Main switch technology Sources 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 Logitech B100 Optical USB Mouse No source recorded.	Razer Mechanical Switches	Not provided
Claimed main-switch durability Sources 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 Logitech B100 Optical USB Mouse No source recorded.	10 million clicks	Not provided
Scroll controlsDifferent Sources Razer DeathAdder Essential Manufacturer specification Razer DeathAdder Essential (RZ01-03850100-R3M1) — Razer UK store page and tech specs Logitech B100 Optical USB Mouse Manufacturer specification · Line-by-line scrolling with an optical scroll-wheel mechanism. Logitech B100 Optical USB Mouse — manufacturer specifications	Standard scroll wheel; no tilt-click	Line-by-line scrolling; optical wheel with middle click

Connections Sources 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 Logitech B100 Optical USB Mouse Logitech lists a USB-A cord. · Manufacturer specification · Original manufacturer description: Wired USB. Shared wired availability is comparable. Manufacturer cable and connector details retain their own scope; no unlisted connector is inferred. Logitech B100 Optical USB Mouse — manufacturer specifications	Wired	Wired
Cable length Sources 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 Logitech B100 Optical USB Mouse Manufacturer specification Logitech B100 Optical USB Mouse — manufacturer specifications	1.8 m	1.8 m

Onboard memory Sources 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 Logitech B100 Optical USB Mouse No source recorded.	No	Not provided
Lighting Sources 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 Logitech B100 Optical USB Mouse No source recorded.	Single-colour green lighting; no RGB	Not provided

Manufacturer host requirements Sources Razer DeathAdder Essential No source recorded. Logitech B100 Optical USB Mouse Manufacturer specification · Logitech's current table lists Windows 7+, macOS 10.5+, Linux 2.6+ and ChromeOS; its education sheet lists Windows Vista, macOS 10.3.9+ and Linux 2.4+. Logitech B100 Optical USB Mouse — manufacturer specifications Logitech B100 education specification — 2021, part 910-001439	Not provided	USB-A; Windows, macOS, ChromeOS and Linux
Setup requirements Sources Razer DeathAdder Essential No source recorded. Logitech B100 Optical USB Mouse Manufacturer specification · Plug-and-play over USB; no software needed. Logitech B100 Optical USB Mouse — manufacturer specifications	Not provided	USB plug-and-play
Limited hardware warranty Sources Razer DeathAdder Essential No source recorded. Logitech B100 Optical USB Mouse Manufacturer specification · Limited hardware warranty; terms apply. Logitech B100 Optical USB Mouse — manufacturer specifications	Not provided	3 years
Manufacturer cleaning claim Sources Razer DeathAdder Essential No source recorded. Logitech B100 Optical USB Mouse Manufacturer specification · Logitech reports 2,700 alcohol-wipe cycles; it does not give the concentration used. Logitech B100 Optical USB Mouse — manufacturer specifications Logitech B100 education specification — 2021, part 910-001439	Not provided	Tested for 2,700 alcohol-wipe cycles
Manufacturer drop-test claim Sources Razer DeathAdder Essential No source recorded. Logitech B100 Optical USB Mouse Manufacturer specification · Logitech does not give a drop height. Logitech B100 Optical USB Mouse — manufacturer specifications Logitech B100 education specification — 2021, part 910-001439	Not provided	Tested from standard school-desk height
Listed package Sources Razer DeathAdder Essential No source recorded. Logitech B100 Optical USB Mouse Manufacturer specification · A USB-A to USB-C adapter is sold separately. Logitech B100 Optical USB Mouse — manufacturer specifications	Not provided	Mouse; user documentation

Show unverified (3)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.

Specifications without verified values for either product
Minimum sensitivity Sources 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 Logitech B100 Optical USB Mouse No source recorded.	Not provided	Not provided
Maximum report rate Sources 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 Logitech B100 Optical USB Mouse Logitech does not list this for the model. · Manufacturer specification · Logitech does not list a report rate for this model. Logitech B100 Optical USB Mouse — manufacturer specifications	Not provided	Not provided
Sensor model Sources 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 Logitech B100 Optical USB Mouse The individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification Logitech B100 Optical USB Mouse — manufacturer specifications	Not listed by the manufacturer	Not listed by the manufacturer

First product manufacturer source Second product manufacturer source

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Body length: 99 mm

Prices & product profile

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.