Best Random Orbital Sanders · head-to-head

Bosch GET75-6N vs DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit

A sourced, side-by-side comparison. DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit is cheaper at $75. Every spec and price links to its source.

Which is better: the Bosch GET75-6N or DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit?

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 DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit is the cheaper at $75. The DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit both leads on specs and costs less — the straightforward pick.

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Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec Bosch GET75-6N DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit
US price $339 $75
BrandBoschDeWalt
Released
Power source corded corded
Pad diameter (in) 6 5
Orbit diameter (mm)
Oscillations per minute max 7300 12000
Variable speed Yes No
Amperage 7.5 3
Voltage
Dust collection type vacuum-port bag-and-port
Weight (lb) 5.7 2.9
Vibration ms2
Noise level (dB)

Sources — Bosch GET75-6N: boschtools.com (verified 2026-07-11). DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit: dewalt.com (verified 2026-07-11).

What's the difference between the Bosch GET75-6N and DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit?

Where the two actually differ on the specs we track (6 of 11). Matching specs are omitted.

  • Pad diameter (in): Bosch GET75-6N 6 vs DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit 5
  • Oscillations per minute max: Bosch GET75-6N 7300 vs DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit 12000
  • Variable speed: Bosch GET75-6N true vs DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit false
  • Amperage: Bosch GET75-6N 7.5 vs DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit 3
  • Dust collection type: Bosch GET75-6N vacuum-port vs DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit bag-and-port
  • Weight (lb): Bosch GET75-6N 5.7 vs DeWalt DWE6421K 5 in. Single Speed Random Orbit Sander Kit 2.9

What reviewers say

Sourced tester consensus for each — the "what people who used it think" layer, not just specs.

Bosch GET75-6N

Only one whitelisted tester covers the Bosch GET75-6N: Pro Tool Reviews, and its December 2019 piece is a hands-off preview, not a lab test, so there are no measured results. It praises the robust dual-mode Turbo removal, constant speed under load, and sub-Makita/Festool pricing, but defers judgment on whether Turbo truly replaces a belt sander. Non-whitelisted blogs were excluded. (1 sourced review.)

Praised: Robust dual-mode performance, with Turbo mode rated for 3X faster stock removal than standard random orbit; Maintains a constant speed under load so pressure changes do not bog it down; Priced a little below Makita and well below Festool for the 6-inch model.

Flagged: Reviewer withholds a verdict on whether Turbo mode can actually replace a belt sander; New model's gain mainly closes the gap to the tool's own Turbo mode rather than leaping past rivals.

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.

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