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Porter-Cable
Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher
$159Cheaper
Best Car Polishers · head-to-head
Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher vs Adam's Swirl Killer 15mm LT Polisher
A sourced, side-by-side comparison. Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher is cheaper at $159. Every spec and price links to its source.
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Adam's Polishes
Adam's Swirl Killer 15mm LT Polisher
$249.99
Which is better: the Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher or Adam's Swirl Killer 15mm LT Polisher?
The Adam's Swirl Killer 15mm LT Polisher wins 1 of the 1 specs we compare head to head; the other wins 0. The Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher is the cheaper at $159. Get the Adam's Swirl Killer 15mm LT Polisher for the stronger spec sheet, the Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher to spend less.
See Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher on Amazon See Adam's Swirl Killer 15mm LT Polisher on Amazon
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher | Adam's Swirl Killer 15mm LT Polisher |
|---|---|---|
| US price | $159 Home Depot current retail price | $249.99 |
| Brand | Porter-Cable | Adam's Polishes |
| Released | — | — |
| Orbit throw (mm) | 16 | 15 |
| Motor power | 4.5 A | — |
| Speed range opm | 2,500-6,800 | up to 5,000 (mfr.-stated ceiling; full range not published) |
| Backing plate size (in) | 6 in | 5 in |
| Variable speed | Yes | Yes |
| Action type | gear-driven dual-action (forced rotation, ball & roller bearing) | free-spin dual-action (random orbital) |
| Cord length (ft) | 7 | 25 |
| Weight (lb) | 5.8 | 5.75 |
Sources — Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher: portercable.com (verified 2026-08-01). Adam's Swirl Killer 15mm LT Polisher: 44tools.com (verified 2026-08-01).
What's the difference between the Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher and Adam's Swirl Killer 15mm LT Polisher?
Where the two actually differ on the specs we track (6 of 8). Matching specs are omitted.
- Orbit throw (mm): Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher 16 vs Adam's Swirl Killer 15mm LT Polisher 15
- Speed range opm: Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher 2,500-6,800 vs Adam's Swirl Killer 15mm LT Polisher up to 5,000 (mfr.-stated ceiling; full range not published)
- Backing plate size (in): Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher 6 in vs Adam's Swirl Killer 15mm LT Polisher 5 in
- Action type: Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher gear-driven dual-action (forced rotation, ball & roller bearing) vs Adam's Swirl Killer 15mm LT Polisher free-spin dual-action (random orbital)
- Cord length (ft): Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher 7 vs Adam's Swirl Killer 15mm LT Polisher 25
- Weight (lb): Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher 5.8 vs Adam's Swirl Killer 15mm LT Polisher 5.75