Logitech G502 Proteus Core vs Logitech G703 LIGHTSPEED

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G502 Proteus Core compared with G703 LIGHTSPEED

	LogitechG502 Proteus Core	LogitechG703 LIGHTSPEED
Overview
Released
Released	April 2014	June 2019
Tracking
Shape
Shape	Ergonomic	Ergonomic
Hand
Hand	Right hand	Right hand
Sensitivity
Sensitivity	Up to 12,000 DPI	Up to 25,600 DPI (better)
Sensor
Sensor	Delta Zero optical	HERO 25K
Buttons
Buttons	11 (better)	6
Free-spinning wheel
Free-spinning wheel	Yes	No
Thumb wheel
Thumb wheel	–	No
Sensor
Sensor	Optical sensor with 200–12,000 DPI, up to 300 inches per second tracking and surface calibration; Logitech's launch release claims no sensor acceleration, smoothing or pixel rounding.	HERO 25K sensor, 100–25,600 DPI; over 400 IPS; over 40 G; 1,000 Hz (1 ms) report rate wireless and wired (launched in 2019 with the HERO 16K sensor, up to 16,000 DPI)
Scroll wheel
Scroll wheel	Dual-mode hyper-fast wheel switches between stepped and free-spinning vertical scrolling and tilts left or right.	–
Connections and battery
Connects by
Connects by	Cable	USB receiver and Cable
Power
Power	Cable	Rechargeable
Battery life (maker's claim)
Battery life (maker's claim)	–	Up to 60 hours
Receiver
Receiver	–	LIGHTSPEED wireless USB receiver and receiver extension adapter included
Charging
Charging	–	Rechargeable; up to 60 hours with lighting off and 35 hours of constant motion; 1.8 m charging and data cable; POWERPLAY wireless charging compatible (sold separately) with the included POWERCORE disc
Works with
Works with	Logitech support lists Windows Vista, Windows 7 and Windows 8 at launch, through a wired USB connection.	–
Software
Software	Logitech Gaming Software 8.53 at launch, with button remapping, macros, surface tuning and three hardware memory profiles.	Logitech G HUB (LIGHTSYNC RGB lighting, button programming)
Design
Weight
Weight	121 g	95 g (better)
Size
Size	131.2 × 75.2 × 41.1 mm (length × width × height) per Logitech support; 1.83 m cable. KitGuru's contemporary specification lists 121 g for the mouse alone and 168 g with cable. Logitech's later support page lists a conflicting 161.5 g without explaining the weighing method.	124 × 68 × 43 mm (length × width × height); 95 g, plus an optional 10 g weight
Materials
Materials	Five removable 3.6 g weights can alter total mass and balance; individual left and right buttons use mechanical switches.	Mechanical button tensioning system with metal springs; dual-injected rubber side grips; LIGHTSYNC RGB lighting
Colours
Colours	–	Black
In the box
In the box	Mouse, weight box with five weights, product documentation and safety and warranty information.	Gaming mouse, LIGHTSPEED wireless receiver, charging/data cable, receiver extension adapter, optional 10 g weight, user documentation
Warranty
Warranty	–	2-year limited hardware warranty