Honda Smart Dio Z4 vs Vespa ET2 50 (2006)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Honda Smart Dio Z4stacks up against the Vespa ET2 50. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Honda Smart Dio Z4 | Vespa ET2 50 |
|---|---|---|
| Model year | 2006 | 2005 |
| Price | — | — |
| Engine | 49 cc | 49 cc |
| Horsepower | 45 hp | — |
| Torque | 5 Nm | — |
| Weight | 77 kg | 90 kg |
| Seat height | — | 31 mm |
| Fuel capacity | 1.3 L | 2.4 L |
| Fuel type | petrol | petrol |
| Transmission | 5-speed | Automatic |
| Front brakes | — | Double disc |
| Rear brakes | — | Expanding brake (drum brake) |
| Tires | — | 100/80-10 / 120/70-10 |
Honda Smart Dio Z4 vs Vespa ET2 50 — which should you buy?
Picking between the Honda Smart Dio Z4 and the Vespa ET2 50 usually comes down to the numbers you care about most. On paper, the Honda Smart Dio Z4 brings 45 hp in a 77 kg package, while the Vespa ET2 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:

