Derbi Atlantis Bullet vs Vespa ET4 50 (2006)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Derbi Atlantis Bulletstacks up against the Vespa ET4 50. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Derbi Atlantis Bullet | Vespa ET4 50 |
|---|---|---|
| Model year | 2006 | 2005 |
| Price | — | — |
| Engine | 50 cc | 50 cc |
| Weight | — | 96 kg |
| Seat height | — | 31 mm |
| Fuel capacity | 1.9 L | 2.4 L |
| Fuel type | petrol | petrol |
| Transmission | 6-speed | Automatic |
| Front brakes | Single disc | Single disc |
| Rear brakes | Expanding brake (drum brake) | Single disc |
| Tires | 120/80-12 / 120/70-12 | 100/80-10 / 120/70-10 |
Derbi Atlantis Bullet vs Vespa ET4 50 — which should you buy?
Picking between the Derbi Atlantis Bullet and the Vespa ET4 50 usually comes down to the numbers you care about most. On paper, the Derbi Atlantis Bullet brings its published horsepower, while the Vespa ET4 50 counters with its own power figure at 96 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:

