Aprilia Sonic 50 vs Hyosung Rally 50 (2008)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Aprilia Sonic 50stacks up against the Hyosung Rally 50. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Aprilia Sonic 50 | Hyosung Rally 50 |
|---|---|---|
| Model year | 2008 | 2008 |
| Price | — | — |
| Engine | 49 cc | 49 cc |
| Weight | 73 kg | 90 kg |
| Seat height | 30 mm | — |
| Fuel capacity | 2.1 L | — |
| Fuel type | petrol | petrol |
| Transmission | Automatic | Automatic |
| Front brakes | Single disc. caliper with two opposing Ø 32 mm pistons | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Tires | 100/90-10 / 100/90-10 | 120/90-10 / 130/90-10 |
Aprilia Sonic 50 vs Hyosung Rally 50 — which should you buy?
Picking between the Aprilia Sonic 50 and the Hyosung Rally 50 usually comes down to the numbers you care about most. On paper, the Aprilia Sonic 50 brings its published horsepower in a 73 kg package, while the Hyosung Rally 50 counters with its own power figure at 90 kg.
Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike:

