Derbi Atlantis City vs UM X-Peed 50 (2006)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Derbi Atlantis Citystacks up against the UM X-Peed 50. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Derbi Atlantis City | UM X-Peed 50 |
|---|---|---|
| Model year | 2006 | 2006 |
| Price | — | — |
| Engine | 50 cc | 50 cc |
| Weight | — | 85 kg |
| Seat height | — | 30 mm |
| Fuel capacity | 1.9 L | 1.3 L |
| Fuel type | petrol | petrol |
| Transmission | 6-speed | Automatic |
| Front brakes | Single disc | Single disc. ABS system. |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Tires | 120/80-12 / 120/70-12 | 120/70-12 / 120/70-12 |
Derbi Atlantis City vs UM X-Peed 50 — which should you buy?
Picking between the Derbi Atlantis City and the UM X-Peed 50 usually comes down to the numbers you care about most. On paper, the Derbi Atlantis City brings its published horsepower, while the UM X-Peed 50 counters with its own power figure at 85 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:

