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DeWalt
DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit
$75
Best Random Orbital Sanders · head-to-head
DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit vs Ryobi RS290G
A sourced, side-by-side comparison. Ryobi RS290G is cheaper at $69. Every spec and price links to its source.
Ryobi
Ryobi RS290G
$69Cheaper
Which is better: the DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit or Ryobi RS290G?
The DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit wins 1 of the 1 specs we compare head to head; the other wins 0. The Ryobi RS290G is the cheaper at $69. Get the DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit for the stronger spec sheet, the Ryobi RS290G to spend less.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit | Ryobi RS290G |
|---|---|---|
| US price | $75 | $69 |
| Brand | DeWalt | Ryobi |
| Released | — | — |
| Power source | corded | corded |
| Pad diameter (in) | 5 | 5 |
| Orbit diameter (mm) | — | — |
| Oscillations per minute max | 12000 | 12500 |
| Variable speed | No | No |
| Amperage | 3 | 2.6 |
| Voltage | — | — |
| Dust collection type | bag-and-port | bag |
| Weight (lb) | 2.9 | 4 |
| Vibration ms2 | — | — |
| Noise level (dB) | — | — |
Sources — DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit: dewalt.com (verified 2026-07-11). Ryobi RS290G: ryobitools.com (verified 2026-07-11).
What's the difference between the DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit and Ryobi RS290G?
Where the two actually differ on the specs we track (4 of 11). Matching specs are omitted.
- Oscillations per minute max: DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit 12000 vs Ryobi RS290G 12500
- Amperage: DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit 3 vs Ryobi RS290G 2.6
- Dust collection type: DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit bag-and-port vs Ryobi RS290G bag
- Weight (lb): DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit 2.9 vs Ryobi RS290G 4
What reviewers say
Sourced tester consensus for each — the "what people who used it think" layer, not just specs.
DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit
Two whitelisted testers cover the DWE6421K, but only Reviewed hands-on-tested it, naming it Best Overall for stripping paint in about three minutes versus roughly five for rivals. It praises the powerful 3-amp motor, comfort and decent dust collection, while flagging single-speed operation and that the tool jumps and pulls. Pro Tool Reviews is a spec preview, not benchmarked. (2 sourced reviews, 1 lab-tested.)
Praised: Fast, powerful 3-amp motor; fastest paint removal in the test (~3 min); Comfortable to hold in multiple positions; Decent/quality dust collection, especially with a shop vac.
Flagged: Single speed only; Jumps and pulls; harder to control than rivals.
Ryobi RS290G
No sourced tester review yet.