Keychron Q3 Max vs Logitech G515 LIGHTSPEED TKL

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Q3 Max compared with G515 LIGHTSPEED TKL

	KeychronQ3 Max	LogitechG515 LIGHTSPEED TKL
Overview
Released
Released	January 2024	June 2024
Typing
Layout
Layout	Tenkeyless	Tenkeyless
Switches
Switches	Mechanical	Low-profile mechanical
Key travel
Key travel	–	3.2 mm
Backlight
Backlight	RGB	RGB
Keys labelled for
Keys labelled for	Mac, Windows and more	Windows
Touch ID
Touch ID	No	–
Switches
Switches	Gateron Jupiter switches (Red, Brown or Banana); hot-swappable; screw-in PCB stabilisers	Low-profile GL mechanical switches, factory-lubed; Tactile (45 ± 10 gf) or Linear (43 ± 10 gf); 1.3 ± 0.3 mm actuation
Key travel
Key travel	–	3.2 ± 0.25 mm total travel
Keycaps
Keycaps	KSA-profile double-shot PBT (not shine-through), or OSA-profile side-printed double-shot PBT; keycaps for Mac and Windows	Low-profile double-shot PBT
Layouts
Layouts	80% TKL with a knob; ANSI (keychron.com); UK ISO (keychron.uk)	English UK, English International, Czech/Slovak, Danish/Norwegian/Swedish/Finnish, French, German, Hungarian, Italian, Spanish and Swiss (UK store)
Backlight
Backlight	South-facing RGB LEDs	LIGHTSYNC RGB, about 16.8 million colours
Special keys
Special keys	Programmable rotary knob; N-key rollover wireless and wired	KEYCONTROL with G SHIFT layers (up to 15 functions per key); indicator lights for LIGHTSPEED, Bluetooth, Game Mode, battery and Caps Lock
Connections and battery
Connects by
Connects by	Bluetooth, USB receiver and Cable	Bluetooth, USB receiver and Cable
Devices it switches between
Devices it switches between	3	–
Power
Power	Rechargeable	Rechargeable
Battery life (maker's claim)
Battery life (maker's claim)	Up to 180 hours	Up to 36 hours
Receiver
Receiver	2.4 GHz USB receiver at 1,000 Hz polling; Bluetooth 5.1 at 90 Hz to up to three devices; USB-C wired at 1,000 Hz	LIGHTSPEED USB-A receiver (1 ms report rate) with 2:1 pairing for a compatible Logitech G mouse; Bluetooth; USB-C wired with the included 1.8 m USB-A to USB-C cable
Battery life detail
Battery life detail	4,000 mAh lithium-polymer battery; up to 180 hours with the backlight off and up to 100 hours with RGB at its lowest brightness	1,500 mAh rechargeable battery, not user-replaceable; up to 36 hours of continuous play (Logitech doesn't say at what lighting level)
Charging
Charging	–	USB-C, with the included 1.8 m USB-A to USB-C charging and data cable
Works with
Works with	macOS, Windows and Linux	–
Software
Software	QMK firmware with VIA and the Keychron Launcher web app	Logitech G HUB
Design
Weight
Weight	1770 g	880 g (better)
Width × depth × height
Width × depth × height	–	354.75 × 146 × 22.14 mm
Size
Size	365 × 137 mm; 19.7 mm high at the front and 32.6 mm at the back without keycaps; 2.7 mm feet; 5.2° typing angle; 1,770 g ± 10 g fully assembled	354.75 × 146 × 22.14 mm; 880 g
Materials
Materials	CNC aluminium body; PC plate; double-gasket design; acoustic foams	Layered sound-dampening construction
Colours
Colours	Carbon Black, Shell White (keychron.com); Carbon Black (keychron.uk UK ISO)	Black, White (Black only on the UK store)
In the box
In the box	–	Keyboard, LIGHTSPEED USB receiver, USB-A to USB-C charging and data cable, documentation
Warranty
Warranty	–	2-year limited hardware warranty