Italjet Fast Boy 8 vs Skyteam Skymax Flat Line 50 (2021)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Italjet Fast Boy 8stacks up against the Skyteam Skymax Flat Line 50. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Italjet Fast Boy 8 | Skyteam Skymax Flat Line 50 |
|---|---|---|
| Model year | 2007 | 2021 |
| Price | — | $1,799 |
| Engine | 47 cc | 49 cc |
| Horsepower | — | 3 hp |
| Weight | 24 kg | 76 kg |
| Seat height | 22 mm | 30 mm |
| Fuel capacity | 0.3 L | 1.5 L |
| Fuel type | petrol | petrol |
| Transmission | Automatic | 4-speed |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Tires | 2.75-8 / 2.75-8 | 100/90-10 / 100/90-10 |
Italjet Fast Boy 8 vs Skyteam Skymax Flat Line 50 — which should you buy?
Picking between the Italjet Fast Boy 8 and the Skyteam Skymax Flat Line 50 usually comes down to the numbers you care about most. On paper, the Italjet Fast Boy 8 brings its published horsepower in a 24 kg package, while the Skyteam Skymax Flat Line 50 counters with 3 hp at 76 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:

