| Model | SA-GX650 |
| Year | 93 |
| Watts rms | 100 |
| Harmonic distortion | 0.05 |
| IM distortion | 0.05 |
| Power bandwidth | 7-70 |
| Phono s/n ratio | 70 |
| Mono sensitivity | 11.2 |
| Capture ratio | 1.0 |
| Mono signal strength | 18.3 |
| Stereo signal strength | 38.3 |
| FM distortion | 0.2/0.3 |
| IF wide/narrow | 65 |
| FM s/n ratio | 70 |
| Weight | 24 |
| Price | 530.00 |