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Logitech Signature M650 vs Razer Atheris

Researched, not hands-on tested.How we review ›

all judged against mice at a similar price

The Logitech Signature M650 scores 7.1/10 overall, ahead of the Razer Atheris at 6.1/10.

The Logitech Signature M650 leads on comfort and shape and build and buttons.

They score the same on connectivity and battery, sensor and tracking and software and value.

The biggest difference is comfort and shape, where the Logitech Signature M650 scores 8/10 to the Razer Atheris's 5/10.

Logitech Signature M650

Logitech Signature M650

7.1/10verdict: buy

The Logitech Signature M650 is a wireless mouse for office and home desk work where comfort and low noise matter most. It comes in standard, large and left-handed versions, so more people can find a fit. It suits anyone who wants a quiet, long-lasting everyday mouse rather than a gaming or multi-computer one.

Typically about £25.99 in the UK when we researched itCheck price at Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

Razer Atheris

Razer Atheris

6.1/10verdict: good, not the best

The Razer Atheris is for people who want a small wireless mouse that connects to a laptop by dongle or Bluetooth. It suits travel bags, desk-hopping and anyone who wants AA batteries instead of a built-in cell. It is less suited to people with larger hands or those who want a light mouse.

Typically about £19.99 in the UK when we researched itCheck price at Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

Scores, criterion by criterion

CriterionWeightLogitech Signature M650Razer Atheris
Comfort and shape25%8/105/10
Connectivity and battery25%7/107/10
Sensor and tracking20%6/106/10
Build and buttons15%7/106/10
Software and value15%7/107/10
Overall7.1/106.1/10

Specifications

SpecLogitech Signature M650Razer Atheris
ConnectionLogi Bolt USB receiver or Bluetooth Low Energy; 10 m wireless range2.4 GHz AFT wireless via compact USB dongle, plus Bluetooth LE
Sensor and DPILogitech Advanced Optical Tracking; 400 DPI nominal, up to 4000 DPI maxOptical, max sensitivity 7200 DPI
Battery life1 x AA included; up to 24 months with Logi Bolt receiver, up to 20 months with BluetoothUp to 350 hours continuous use on a pair of AA batteries (on Bluetooth); not rechargeable
Weight101.4 g66 g excluding batteries; 99.7 mm x 62.8 mm x 34.1 mm
Buttons5 (left/right click, back/forward, scroll wheel with middle click)5 programmable buttons; mechanical switches rated 20 million clicks
Shape and handContoured with soft thumb area and rubber side grips; standard size for small-to-medium handsAmbidextrous ergonomic form factor
SoftwareSupported by Logi Options+ on Windows and macOS; page also lists Linux, iPadOS, Android and ChromebookSupported by Razer Synapse 3

Strengths and weaknesses

Logitech Signature M650

  • + Quiet clicks and a contoured, rubber-gripped shape
  • + Up to 24 months from one AA battery
  • + Size options include large and left-handed versions
  • − No multi-device switching on this model
  • − Standard size is aimed at small-to-medium hands

Skip it if:

  • Anyone who wants to switch one mouse between several computers
  • Gamers who want a published polling rate and high-DPI controls
  • People with large hands who would only consider the standard size
Read the full Logitech Signature M650 review ›

Razer Atheris

  • + 2.4 GHz dongle plus Bluetooth LE
  • + Up to 350 hours on two AA batteries
  • + Ambidextrous shape with five programmable buttons
  • − Owners find it small and heavy for its size
  • − Batteries are not rechargeable
  • − No tilt scroll wheel

Skip it if:

  • Buyers who want a rechargeable mouse with USB-C charging
  • Users with larger hands who want a bigger, lighter mouse
  • People who need a tilt scroll wheel for horizontal scrolling
Read the full Razer Atheris review ›

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