# Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher vs Adam's Swirl Killer 15mm LT Polisher: specs and price compared

A sourced, side-by-side comparison of the Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher (Porter-Cable) and Adam's Swirl Killer 15mm LT Polisher (Adam's Polishes) among car polishers. Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher is the cheaper of the two at $159.

## Side by side

| Spec | Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher | Adam's Swirl Killer 15mm LT Polisher |
| --- | --- | --- |
| US price | $159 | $249.99 |
| Brand | Porter-Cable | Adam's Polishes |
| 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 |

## Key differences

- 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

## Sources

- Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher: https://www.portercable.com/product/7424xp/6-variable-speed-random-orbit-polisher (portercable.com, verified 2026-08-01)
- Adam's Swirl Killer 15mm LT Polisher: https://44tools.com/adams-swirl-killer-polisher-15mm/ (44tools.com, verified 2026-08-01)

Canonical: https://frontdeskreview.com/gear/car-polishers/porter-cable-7424xp-vs-adams-swirl-killer-15mm-lt/
Cite: Per The Front Desk Review, Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher ($159) vs Adam's Swirl Killer 15mm LT Polisher ($249.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/car-polishers/porter-cable-7424xp-vs-adams-swirl-killer-15mm-lt/
License: CC BY 4.0.