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Quick answer: Both are large cloth gaming pads. The MM350 PRO (about $30) lists a spill-proof coating and a 930 x 400 mm surface; the QcK XXL lists micro-woven cloth, full desktop coverage and a non-slip base.
This comparison is built from the product listings on Amazon, not our own testing. Prices were as listed on October 30, 2026 where shown, and change. Confirm details on the product pages.
Last updated: October 30, 2026.
At a Glance
| Feature | Corsair MM350 PRO Extended XL | SteelSeries QcK XXL |
|---|---|---|
| Listed price (Oct 30, 2026) | About $30 | Not listed here |
| Surface | Micro-weave fabric | Micro-woven cloth |
| Size | 930 x 400 mm (36.6 x 15.7 in) | XXL, desktop coverage |
| Coating | Spill-proof, stain-resistant | Not highlighted |
| Thickness | 4 mm plush rubber | Not stated here |
| Edges | Stitched anti-fray | Not stated here |
| Base | Rubber construction | Non-slip rubber base |
Key Differences
Spill-proof
Only the MM350 PRO lists a spill-proof coating.
Brand history
SteelSeries says the QcK line has sold over 10 million units.
Size
Check the exact QcK XXL size on the product page.
Which Should You Choose?
Choose the Corsair MM350 PRO Extended XL if
you want a spill-proof, stitched pad at a low price.
Choose the SteelSeries QcK XXL if
you want the popular QcK surface.
Frequently Asked Questions
Which is easier to clean?
The MM350 PRO lists a spill-proof coating.
Which is bigger?
Check each listing for exact size.
Are they good for FPS?
Both are cloth pads; surface preference is personal.
Bottom Line
Choose the MM350 PRO for spill resistance, the QcK XXL for the familiar surface. See best XL gaming mouse pads.
