JL Audio
JL Audio RD900/5
$679.99
Best Car Amplifiers · head-to-head
A sourced, side-by-side comparison. JBL Club A600 is cheaper at $245.98. Every spec and price links to its source.
JL Audio
$679.99
JBL
$245.98Cheaper
On the specs we track, they're closely matched. The JBL Club A600 is the cheaper at $245.98.
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✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | | |
|---|---|---|
| US price | $679.99 | $245.98 |
| Brand | JL Audio | JBL |
| Released | — | — |
| Channels | 5 | 1 |
| Amplifier class | Class D | Class D |
| Rms per channel4 ohm (W) | 70 | 350 |
| Rms per channel2 ohm (W) | 100 | 600 |
| Bridged rms4 ohm (W) | 200 | — |
| Total rms power (W) | 900 | 600 |
| Snr (dB) | 104 | — |
| Thd percent | — | — |
| Frequency response (Hz) | 12-22000 | — |
| Min impedance ohms | 2 | 2 |
| Fuse rating amps | 80 | — |
Sources — JL Audio RD900/5: jlaudio.com (verified 2026-07-11). JBL Club A600: mm.jbl.com (verified 2026-07-11).
Where the two actually differ on the specs we track (4 of 11). Matching specs are omitted.