Head to head
Rockford Fosgate R2-500X4 vs Rockford Fosgate R2-300X4
Our pick
Rockford Fosgate R2-300X4
For upgrading without losing your factory stereo
Why this one
- Speaker-level inputs let an amplifier take a suitable speaker-output signal from an existing stereo. Check the head unit’s output and the amplifier’s connection requirements before choosing it.12
- Choose the R2-300X4 for a matched four-speaker setup when its speaker-level inputs suit your head unit. Its four channels are rated at 50 W each into 4 ohms.13


Product photographs. Not to scale.
What Rockford Fosgate R2-500X4 offers
Choose the R2-500X4 when your four-speaker setup calls for its 75 W per channel rating into 4 ohms. Match the final wired load and speaker power requirements before choosing it.23
2 models / at a glance
Key differences
What differs
| Specification | Rockford Fosgate R2-500X4 | Rockford Fosgate R2-300X4 |
|---|---|---|
| Power | 500 W2 | 300 W1 |