# Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher vs Meguiar's MT300 Professional DA 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 Meguiar's MT300 Professional DA Polisher (Meguiar's) 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 | Meguiar's MT300 Professional DA Polisher |
| --- | --- | --- |
| US price | $159 | $286.99 |
| Brand | Porter-Cable | Meguiar's |
| Released | — | 2014 |
| Orbit throw (mm) | 16 | 8 |
| Motor power | 4.5 A | 4.5 A |
| Speed range opm | 2,500-6,800 | 3,000-7,500 |
| Backing plate size (in) | 6 in | 3 in / 5 in / 6 in |
| Variable speed | Yes | Yes |
| Action type | gear-driven dual-action (forced rotation, ball & roller bearing) | gear-driven dual-action (forced rotation, Digital Torque Management) |
| Cord length (ft) | 7 | — |
| Weight (lb) | 5.8 | 5.4 |

## Key differences

- Orbit throw (mm): Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher 16 vs Meguiar's MT300 Professional DA Polisher 8
- Speed range opm: Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher 2,500-6,800 vs Meguiar's MT300 Professional DA Polisher 3,000-7,500
- Backing plate size (in): Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher 6 in vs Meguiar's MT300 Professional DA Polisher 3 in / 5 in / 6 in
- Action type: Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher gear-driven dual-action (forced rotation, ball & roller bearing) vs Meguiar's MT300 Professional DA Polisher gear-driven dual-action (forced rotation, Digital Torque Management)
- Weight (lb): Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher 5.8 vs Meguiar's MT300 Professional DA Polisher 5.4

## 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)
- Meguiar's MT300 Professional DA Polisher: https://www.meguiars.com/automotive/products/meguiarsr-mt300-professional-da-polisher-mt300 (meguiars.com, verified 2026-08-01)

Canonical: https://frontdeskreview.com/gear/car-polishers/porter-cable-7424xp-vs-meguiars-mt300/
Cite: Per The Front Desk Review, Porter-Cable 7424XP 6 in. Variable-Speed Random Orbit Polisher ($159) vs Meguiar's MT300 Professional DA Polisher ($286.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/car-polishers/porter-cable-7424xp-vs-meguiars-mt300/
License: CC BY 4.0.