Factory Bike Phantom R14 Agua vs Aprilia Mini RX 50 Challenge (2008)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Factory Bike Phantom R14 Aguastacks up against the Aprilia Mini RX 50 Challenge. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Factory Bike Phantom R14 Agua | Aprilia Mini RX 50 Challenge |
|---|---|---|
| Model year | 2008 | 2005 |
| Price | — | — |
| Engine | 50 cc | 50 cc |
| Horsepower | — | 3 hp |
| Weight | 43 kg | 38 kg |
| Seat height | 29 mm | 29 mm |
| Fuel capacity | 0.7 L | — |
| Fuel type | petrol | petrol |
| Transmission | Automatic | — |
| Front brakes | Single disc | Expanding brake (drum brake) |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Tires | 2.50-14 / 3.00-12 | 14-2.50 / 12-3.00 |
Factory Bike Phantom R14 Agua vs Aprilia Mini RX 50 Challenge — which should you buy?
Picking between the Factory Bike Phantom R14 Agua and the Aprilia Mini RX 50 Challenge usually comes down to the numbers you care about most. On paper, the Factory Bike Phantom R14 Agua brings its published horsepower in a 43 kg package, while the Aprilia Mini RX 50 Challenge counters with 3 hp at 38 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:

