Logitech G915 X LIGHTSPEED Wireless Gaming Keyboard vs Logitech G515 LIGHTSPEED TKL
Get the Logitech G515 LIGHTSPEED TKL. Unless you want a number pad and an aluminium top — then the G915 X LIGHTSPEED.
Logitech G915 X LIGHTSPEED Wireless Gaming Keyboard
A slim, full-size wireless mechanical keyboard with an aluminium top, PBT keycaps and remarkably low wireless latency. Expensive.
Logitech G515 LIGHTSPEED TKL
A slim, almost silent wireless keyboard that's as good for work as for games, and comfortable without a wrist rest.
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Both are slim, low-profile wireless boards with excellent latency. The G515 is almost silent, comfortable without a wrist rest and costs far less; the G915 X adds a number pad, an aluminium top plate and PBT keycaps, but takes more desk and costs much more.
- —You need a number pad.
- —You want a premium metal build.
- —Budget isn't tight.
- —You want more room for your mouse.
- —You want to spend much less.
- —You want an almost silent board.
What verified owners report
Only reviews from checked buyers count, and every 1–3 star review is read by us. How we do this
Owners like it for gaming and work, and praise the solid build, slim design and lighting. The unhappy owners mostly had keys typing twice or typing on their own.
- ✓Great for gaming
- ✓Solid, premium build
- ✓Slim, low-profile design
- −Keys type twice or on their own
The few verified owners mostly like the light, quiet keys. One found the shallow keys hard to type on.
- ✓Pleasant, light key feel
- ✓Thin and quiet
None came up often enough to list.
Key differences
Pros and cons
- +Slim, full size, with a number pad
- +Aluminium top and PBT keycaps
- +Remarkably low wireless latency
- −Expensive.
- −The full-size layout leaves less room for your mouse.
- −A few owners report keys typing twice.
- −Low-profile keys feel different from standard mechanical ones.
- +Low profile: comfortable without a wrist rest
- +LIGHTSPEED wireless, Bluetooth and wired
- +Almost silent
- −No volume dial or media keys.
- −The switches aren't hot-swappable, so choose tactile or linear carefully.
- −One review found small build flaws: the rounded edges of some keycaps were cut off underneath.
- Is the G915 X LIGHTSPEED worth it?
- Is the G515 TKL worth it?
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How we reached this verdict
We compared independent expert reviews with the manufacturer's specifications, then checked it's sold at a major retailer where you live. We don't test products ourselves.
Sources: RTINGS, Tom's Guide, PC Gamer, manufacturer specifications.
Owner reports for the G915 X LIGHTSPEED: 28 verified buyer ratings at Currys and Best Buy (Canada), read October 2026.
Owner reports for the G515 TKL: 14 verified buyer ratings at Rakuten (Japan) and LDLC (France), read October 2026.