Norton Commando 850 Roadster MKII (1975) vs Royal Enfield Bear 650 (2025) vs Ducati Panigale V4 SP2 (2022)
Comparison technical specifications
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| Make: | Norton | Royal Enfield | Ducati |
| Model: | Commando 850 Roadster MKII | Bear 650 | Panigale V4 SP2 |
| Years: | 1975 | 2025 | 2022 |
| Engine: | Four stroke, parallel twin cylinder, push rod 2 valves per cylinder. | Four stroke, Parallel Twin, SOHC | Four stroke, Desmosedici Stradale 90° V4, rearward-rotating crankshaft, 4 Desmodromically actuated valves per cylinder |
| Capacity: | 829 cc / 50.6 cu in | 648 cc / 39.5 cu-in | 1103 cc / 67.3 cu-in |
| Bore x Stroke: | 77 x 89 mm | 78 x 67.8 mm | 81 x 53.5 mm |
| Compression Ratio: | 8.5:1 | 9.5:1 | 14.0:1 |
| Cooling System: | Air cooled | Air/oil-cooled | Liquid cooled |
| Induction: | 2 x Ø32 mm Amal concentric carburetors | Electronic Fuel Injection | Electronic fuel injection system. Twin injectors per cylinder. Full ride-by-wire elliptical throttle bodies. Variable length intake system |
| Starting: | Electric and kick | Electric | Electric |
| Max Power: | 60 hp / 44.7 kW @ 6200 rpm | 46.4 hp / 34.6 kW @ 7150 rpm | 210 hp / 154.4 kW @ 12500 rpm US spec 215.5 hp / 158.5 kW @ 13000 rpm Euro 5 spec 228 hp / 167.7 kW Akrapovič |
| Clutch: | Metal diaphragm clutch | Wet, multi-plate | Hydraulically controlled slipper dry clutch. Self bleeding master cylinder |
| Transmission: | 4 Speed | 6 Speed, constant mesh | 6 speed with Ducati Quick Shift (DQS) up/down EVO 2 |
| Final Drive: | Chain | Chain | Chain 525; Front sprocket 16; Rear sprocket 41 |
| Frame: | Twin downtube cradle with Isolastic engine mounts | Steel tubular double cradle frame | Aluminum alloy "Front Frame" with optimized stiffnesses |
| Front Suspension: | Telescopic forks | 43mm USD telescopic fork | Öhlins NPX25/30 pressurized 43 mm fully adjustable fork with TiN treatment. Electronic compression and rebound damping adjustment with Öhlins Smart EC 2.0 event-based mode |
| Rear Suspension: | Swing arm with Girling coil springs | Twin Shocks, preload adjustable | Fully adjustable Öhlins TTX36 unit. Electronic compression and rebound damping adjustment with Öhlins Smart EC 2.0 event-based mode. Aluminum single-sided swingarm |
| Front Brakes: | Single disc | Single 320mm disc | 2 x 330 mm semi-floating discs, radially mounted Brembo Monobloc Stylema® R 4-piston calipers. Self bleeding Brembo MCS 19.21 master cylinder |
| Rear Brakes: | Single disc | Single 270mm disc | 245 mm disc, 2-piston caliper |
| Front Tyre: | 4.10-19 | 100/90 - 19 M/C 57H | 120/70 ZR17 Pirelli Diablo Supercorsa SP |
| Rear Tyre: | 4.10-19 | 140/80 - R17 M/C 69H | 200/60 ZR17 Pirelli Diablo Supercorsa SP |
| Wet Weight: | 233 kg / 514 lbs | 216 kg / 475 lbs | 194.5 kg / 428.7 lbs |
| Fuel Capacity: | 19 Litres / 5.0 US gal | 13.6 Litres / 3.6 US gal | 17 Litres / 4.49 US gal |