Keychron K8 Max vs Logitech G915 X LIGHTSPEED TKL

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K8 Max compared with G915 X LIGHTSPEED TKL

	KeychronK8 Max	LogitechG915 X LIGHTSPEED TKL
Overview
Released
Released	August 2024	September 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	Keychron Super mechanical switches (Red, Brown or Banana); south-facing; hot-swappable version accepts almost all 3-pin and 5-pin MX-style switches	Low-profile GL mechanical switches, redesigned with a cross-style POM stem; Linear (43 ± 10 gf), Tactile (45 ± 10 gf) or Clicky (48 ± 13 gf); 1.3 ± 0.3 mm actuation
Key travel
Key travel	–	3.2 ± 0.25 mm total travel
Keycaps
Keycaps	Double-shot PBT, OSA profile; keycaps for Windows and macOS plus extra Esc and Enter keys	Double-shot, shine-through PBT
Layouts
Layouts	87 keys (80% TKL); ANSI (keychron.com); UK ISO (keychron.uk)	English UK, English International, Danish/Norwegian/Swedish/Finnish, French, German, Italian, Spanish and Swiss (UK store)
Backlight
Backlight	22 RGB backlight effects; a white-backlight version is also sold	LIGHTSYNC RGB, about 16.8 million colours
Special keys
Special keys	12 multimedia keys; separate keymaps for Mac and Windows; N-key rollover wireless and wired	KEYCONTROL (up to 15 functions per key); soft-touch media keys; cast volume roller
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 190 hours	Up to 1000 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 receiver (1 ms report rate), Bluetooth 5.0, or USB wired with the included USB-A to USB-C cable (1.8 m)
Battery life detail
Battery life detail	4,000 mAh lithium-polymer battery; around 190 hours with the backlight off and around 100 hours with RGB at its lowest brightness (Keychron's lab tests)	Rechargeable, not user-replaceable; up to 1,000 hours with lighting off and up to 42 hours at 100% RGB brightness (press release); Logitech's specification sheet lists up to 42 hours
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	Windows 10 (version 1809) or later, macOS 11 or later, Android 4.3 or later and iOS 10 or later
Software
Software	QMK firmware; Keychron Launcher web app for key remapping and macros	Logitech G HUB
Design
Weight
Weight	1158 g	860 g (better)
Width × depth × height
Width × depth × height	354.21 × 124.18 × 43.09 mm	368 × 150 × 22.6 mm
Size
Size	354.21 × 124.18 mm (plastic frame), 1,158 g; 359.20 × 129.20 mm (aluminium frame), 1,308 g; height with keycaps 35.32 mm at the front and 43.09 mm at the rear; typing angles of 3.4°, 7.7° and 10.7°	368 × 150 × 22.6 mm; 860 g
Materials
Materials	ABS or ABS and aluminium frame; steel plate; IXPE, PET and EPDM foams; screw-in PCB stabilisers	Brushed aluminium alloy top plate (1.5 mm thick)
Colours
Colours	Black, White (keychron.com)	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