Norton Commando 961 SE (2011-12) vs Yamaha MT-03 (2021) vs Norton Commando 750 Fastback (1970-72) vs KTM 660 SMC (2003-06)
Comparison technical specifications
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| Make: | Norton | Yamaha | Norton | KTM |
| Model: | Commando 961 SE | MT-03 | Commando 750 Fastback | 660 SMC |
| Years: | 2011-12 | 2021 | 1970-72 | 2003-06 |
| Engine: | Four stroke, parallel twin with push-rod valve actuation, 3 bearing crank balancer shaft, 2 valves per cylinder | Four stroke, parallel twin cylinder, 4 valve per cylinder | Four stroke, parallel twin cylinder, push rod, 2 valves per cylinder. | Four stroke, single cylinder, SOHC, 4 valves |
| Capacity: | 961 cc / 58.6 cu in | 321 cc / 19.5 cu-in | 745 cc / 45.5 cu in | 653.7 cc / 39.9 cu-in |
| Bore x Stroke: | 88 x 79 mm | 68.0 x 44.1mm | 73 x 89 mm | 102 × 80 mm |
| Compression Ratio: | 10.1:1 | 11.2:1 | 9.0:1 | 11.5:1 |
| Cooling System: | Air cooled | Liquid cooled | Air cooled | Liquid Cooled |
| Induction: | Fuel injected | Electronic Fuel Injection | 2 x Ø30mm Amal concentric carburetors | Kehin MX FCR 41 |
| Ignition: | Crank fired electronic | TCI: Transistor Controlled Ignition | 12V, alternator | DC-CDI 4K3 Kokusan contactless |
| Starting: | Electric | Electric | Electric and kick | Kick & electric |
| Max Power: | 59.7 kW / 80 hp @ 6500 rpm | 30.9 kW 41.4 hp @ 10750 rpm | 58 hp / 43 kW @ 6800 rpm | 25.3 kW / 32.1 hp @ 6500 rpm |
| Transmission: | 5 Speed, constant mesh | Constant Mesh, 6-speed | 4 Speed | 5 Speed |
| Final Drive: | Chain, 525 "O" ring | Chain | Chain | Chain |
| Front Suspension: | Ø43 mm Öhlins RSU, adjustable preload, compression, and rebound damping. | 37mm Non-adjustable KYB inverted forks. | Telescopic forks | 50 mm WP upside-down fork |
| Rear Suspension: | Öhlins reservoir-style twin shocks, adjustable ride height, preload, compression, and rebound damping. | Linkage-assisted spring-preload adjustable KYB shock | Dual shocks, 5-way adjustable | WP monoshock, swinging arm |
| Front Brakes: | Brembo 2 x Ø320 mm semi-floating carbon stainless steel discs, 4 piston "Gold Line" axial calipers | Single 298mm disc, ABS | Single 203 mm Drum, twin leading shoe | Single 320 mm disc |
| Rear Brakes: | Brembo single Ø220 mm disc, 2 piston "Gold Line"caliper | Single 220mm disc. ABS | Single 178 mm Drum, twin leading shoe | Single 220 mm disc |
| Front Tyre: | 120/70 -17 | 110/70-17 | 4.10-19 | 120/70 - 17 |
| Rear Tyre: | 180/55 -17 | 140/70-17 | 4.10-19 | 169/60 - 17 |
| Seat Height: | 813 mm / 32 in | 779.7 mm / 30.7 in | 863.6 mm / 34 in | 910 mm / 35.8 in |
| Fuel Capacity: | 17 Litres / 4.5 US gal | 14 Litres / 3.7 gal | 10 Litres / 2.6 US gal | 9 L / 2.3 US gal / 2.0 Imp gal |