Vespa 125 GTR (1968-78) vs Piaggio MP3 310 (2025) vs Norton Dominator 88 (1956-62)
Comparison technical specifications
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| Make: | Vespa | Piaggio | Norton |
| Model: | 125 GTR | MP3 310 | Dominator 88 |
| Years: | 1968-78 | 2025 | 1956-62 |
| Engine: | Two stroke, ingle cylinder | Four stroke, single cylinder, SOHC, 4 valves and roller tappets | Four stroke, parallel twin cylinder, OHV |
| Capacity: | 123.4 cc / 7.5 cub in | 310 cc / 18.9cu-in | 497 cc / 30.3 cu in |
| Induction: | Disc valve | Electronic fuel injection | Amal 376 carburetor |
| Ignition: | Contact breaker & coil | Electronic with inductive exhaust and variable advance integrated in the injection CPU. Closed loop system with Lambda probe for the exhaust. Electronic immobilizer, block of injection pump when the vehicle is tilted. Traction control (ASR) | Coil |
| Starting: | Kick start | Electric | Kick |
| Transmission: | 4 Speed, grip-shift, constant mesh | CVT with torque server | 4-Speed |
| Final Drive: | Direct drive | Belt | Chain |
| Frame: | Pressed sheet steel, streamlined monocoque structure | Double cradle in high strength tubular steel | Single down-tube |
| Wheels: | Interchangeable | Aluminium alloy | Polished steel, laced spokes |
| Dry Weight: | 90 kg / 198 lbs | - | 179 kg / 395 lbs |