Comparison of Triumph Bonneville Bobber 2017 and Triumph Speed Twin 2021 [S]ave
| Attribute |  Triumph Speed Twin 2021 × |  Triumph Bonneville Bobber 2017 × |
|---|---|---|
| General | ||
| Production from (year) | 2021 | 2017 |
| Make | Triumph | Triumph |
| Model | Triumph Speed Twin | Triumph Bonneville Bobber |
| Category | Allround | Classic |
| Engine and transmission | ||
| Engine type | Twin, four-stroke | Twin, four-stroke |
| Valves per cylinder | 4 | 8 |
| Fuel system | Injection. Multipoint sequential electronic fuel injection | Injection. Multipoint sequential electronic fuel injection with SAI |
| Engine details | 270° crank angle parallel-twin | - |
| Displacement (cm³) | 1,200 | 1,200 |
| Power (kw) | 70.1 | 56.2 |
| Fuel consumption (l/100km) | 4.8 | 4.5 |
| Cooling system | Liquid | Air |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 112 | 106 |
| Bore (mm) | 97.6 | 97.6 |
| Stroke (mm) | 80 | 80 |
| Gearbox | 6-speed | 6-speed |
| Greenhouse gases | 111.4 CO2 g/km. (CO2 - Carbon dioxide emission) | 104.4 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel control | Single Overhead Cams (SOHC) | Single Overhead Cams (SOHC) |
| Driveline | X ring chain | X ring chain. Primary drive: Gear. |
| Ignition | - | Digital-inductive type via engine management system |
| Clutch | Wet, multi-plate assist clutch | Wet, multi-plate assist clutch |
| Compression | 11.0:1 | 10.0:1 |
| Exhaust system | Brushed 2-into-2 exhaust system with twin brushed silencers | Brushed stainless steel 2 into 2 twin-skin exhaust system with brushed stainless silencers. |
| Chassis | ||
| Front suspension | KYB 41mm cartridge forks | Kayaba 41mm forks |
| Rear suspension | Twin KYB shocks with adjustable preload | Kayaba chromed spring twin shocks with adjustable preload |
| Front brakes | Double disc. Brembo 4-piston fixed calipers, ABS | Single disc. ABS. Nissin 2-piston floating caliper |
| Rear brakes | Single disc. Brembo 2-piston floating caliper ABS | Single disc. ABS. Nissin single piston floating caliper. |
| Diameter (mm) | 220 | 255 |
| Frame type | Tubular steel with aluminum cradle | Tubular steel cradle. Twin-sided, tubular steel swing arm. |
| Front tyre | 120/70-ZR17 | 100/90-19 |
| Rear tyre | 160/60-ZR17 | 150/80-16 |
| Seat | - | Solo seat |
| Wheels | Cast aluminum alloy. Pirelli Diablo Rosso 3 tires. | Wire 32-spoke, steel rims |
| Front wheel travel (mm) | 120 | 120 |
| Rear wheel travel (mm) | 120 | 120 |
| Trail (mm) | 94 | 88 |
| Rake (fork angle) (degree) | 22.8 | 25.8 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
|
|
| Light | LED lights | - |
| Instruments | LCD multi-functional instrument pack with analog speedometer, analog tachometer, gear position indicator, fuel gauge, range-to-empty indication | LCD multi-functional instrument pack |
| Dimensions | ||
| Wheelbase (mm) | 1,430 | 1,510 |
| Kerb weight (kg) | - | 228 |
| Dry weight (kg) | 196 | - |
| Power/weight ratio | 0.3577 | - |
| Overall height (mm) | 1,110 | 1,025 |
| Overall width (mm) | 760 | 800 |
| Seat height (mm) | 807 | 690 |
| Performance | ||
| Fuel capacity (l) | 14.5 | 10.6 |
| Oil capacity (l) | 4.5 | 4.5 |
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