Logitech Signature M650 vs Razer Viper V2 Pro

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Signature M650 compared with Viper V2 Pro

	LogitechSignature M650	RazerViper V2 Pro
Overview
Released
Released	January 2022	May 2022
Tracking
Shape
Shape	Standard	Standard
Hand
Hand	Right hand	Right hand
Sensitivity
Sensitivity	Up to 4,000 DPI	Up to 30,000 DPI (better)
Sensor
Sensor	Logitech Advanced Optical Tracking	Razer Focus Pro 30K Optical Sensor
Buttons
Buttons	5	6 (better)
Free-spinning wheel
Free-spinning wheel	Yes	No
Thumb wheel
Thumb wheel	No	No
Quiet clicks
Quiet clicks	Yes	–
Sensor
Sensor	400–4,000 DPI, set in Logi Options+ (400 DPI nominal); 7.5 ms report interval over Logi Bolt, 7.5–11.25 ms over Bluetooth	Up to 30,000 DPI, 750 IPS and 70 G; Smart Tracking, Motion Sync and Asymmetric Cut-off; 99.8% resolution accuracy
Scroll wheel
Scroll wheel	SmartWheel that moves from line-by-line precision to fast free scrolling as you flick it; middle click	Notched wheel with middle click and no tilt; five programmable controls plus a separate underside power/DPI button
Gestures
Gestures	Gestures with Logi Options+ on Windows and Mac; side buttons can be reassigned	–
Connections and battery
Connects by
Connects by	Bluetooth and USB receiver	USB receiver and Cable
Devices it switches between
Devices it switches between	1	–
Power
Power	AA battery	Rechargeable
Battery life (maker's claim)
Battery life (maker's claim)	Up to 24 months	Up to 90 hours
Charging port
Charging port	–	USB-C
Receiver
Receiver	Logi Bolt USB receiver included, stored inside the mouse	HyperSpeed Wireless USB-A receiver; optional HyperPolling receiver enables up to 8,000 Hz with current firmware; no receiver storage (PCGamesN)
Charging
Charging	One AA battery (included, user-replaceable); up to 24 months with Logi Bolt, up to 20 months over Bluetooth	USB-C charging and wired use; current maker claim is up to 90 hours at 1,000 Hz or 17 hours at 8,000 Hz. Original launch material and reviews state 80 hours
Works with
Works with	Logi Bolt with Windows 10, 11 or later, macOS 10.10 or later, Linux and ChromeOS; Bluetooth Low Energy with Windows 10, 11 or later, macOS 10.15 or later, Linux, ChromeOS, iPadOS 13.4 or later and Android 5.0 or later	–
Software
Software	Logi Options+ on Windows and macOS (button customisation, battery level)	Razer Synapse; one onboard profile based on the last used settings; up to five DPI stages and Hypershift secondary assignments
Design
Weight
Weight	101.4 g	58 g (better)
Size
Size	M650 108.2 × 61 × 38.8 mm (height × width × depth), 101.4 g; M650 L and M650 L Left 118.7 × 66.2 × 42 mm, 115.4 g	126.5 × 66.2 × 37.8 mm (length × width × height) on the product specification; the support sheet conflicts at 126.7 × 57.6 × 37.8 mm
Materials
Materials	Plastic parts with certified post-consumer recycled plastic (64% Graphite, 26% Off-white and Rose at launch); rubber side grips; PTFE feet; left and right buttons rated for 5 million clicks	Optical Mouse Switches Gen-3 rated for 90 million clicks; 100% PTFE feet; supplied grip tape
Colours
Colours	Graphite, Off-white, Rose; M650 L Left in Graphite and Off-white	Black and White; the black product specification lists 58 g, while support lists 58 g and 59 g excluding the cable; no RGB lighting
In the box
In the box	Mouse, Logi Bolt USB receiver, 1 AA battery, user documentation	Mouse, wireless USB receiver, receiver adapter, USB-A to USB-C charging cable, mouse grip tape and product information guide
Warranty
Warranty	2-year limited hardware warranty	Two-year limited warranty