Rockford Fosgate
Rockford Fosgate Punch P1000X5
$689.99
Best Car Amplifiers · head-to-head
A sourced, side-by-side comparison. JL Audio RD900/5 is cheaper at $679.99. Every spec and price links to its source.
Rockford Fosgate
$689.99
JL Audio
$679.99Cheaper
On the specs we track, they're closely matched. The JL Audio RD900/5 is the cheaper at $679.99.
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✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | | |
|---|---|---|
| US price | $689.99 | $679.99 |
| Brand | Rockford Fosgate | JL Audio |
| Released | — | — |
| Channels | 5 | 5 |
| Amplifier class | Class A/B + Class BD | Class D |
| Rms per channel4 ohm (W) | 75 | 70 |
| Rms per channel2 ohm (W) | 125 | 100 |
| Bridged rms4 ohm (W) | 250 | 200 |
| Total rms power (W) | 1000 | 900 |
| Snr (dB) | — | 104 |
| Thd percent | — | — |
| Frequency response (Hz) | 20-20000 | 12-22000 |
| Min impedance ohms | 1 | 2 |
| Fuse rating amps | 150 | 80 |
Sources — Rockford Fosgate Punch P1000X5: rockfordfosgate.com (verified 2026-07-11). JL Audio RD900/5: jlaudio.com (verified 2026-07-11).
Where the two actually differ on the specs we track (8 of 11). Matching specs are omitted.