Corsair K100 RGB VS Logitech G Pro X Superlight
Verdict DROP IT BUY IT
The Reality iCUE's real-world reliability record undercuts the 'seamless' framing. On Corsair's own community forum, users report iCUE's automatic updater repeatedly failing and, in some cases, uninstalling the software entirely rather than updating it. Independent outlet PC Gamer has criticized iCUE more broadly, with staff describing it as 'at best, an okay piece of software, and actively annoying at worst,' citing stability problems including the application consuming as much as 19GB of RAM during continuous multi-day use. Corsair's own response was to build a separate website letting users authorize browser-based firmware updates specifically so they could bypass iCUE for that task. The under-63-gram weight figure itself is real and independently confirmed by multiple reviewers and retailers -- roughly 25% lighter than Logitech's own standard PRO Wireless mouse. But 'lightest wireless gaming mouse' as an absolute, category-wide claim needs a caveat: competing mice, like the Razer DeathAdder V3 Pro, land in the same weight class without using a perforated honeycomb shell. Reviewers characterize the Superlight's real distinction more precisely as the lightest wireless gaming mouse that doesn't rely on a honeycomb design to hit that weight, not the single lightest wireless gaming mouse on the market outright.
SHORT ANSWER
Corsair K100 RGB: Corsair markets the K100's iCUE software as seamless, but users on Corsair's own forum report the updater regularly failing or uninstalling itself, prompting Corsair to build a separate browser-based tool just to update firmware without iCUE.
Logitech G Pro X Superlight: The G Pro X Superlight's sub-63-gram weight is real and independently confirmed, but calling it 'the lightest wireless gaming mouse' overstates it slightly -- competing mice like the Razer DeathAdder V3 Pro land in the same weight class without a honeycomb shell.