Triumph Thunderbird Sport (2000-04) vs BMW R 1250GS Adventure (2020)
Comparison technical specifications
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| Make: | Triumph | BMW |
| Model: | Thunderbird Sport | R 1250GS Adventure |
| Years: | 2000-04 | 2020 |
| Engine: | Four stroke, transverse three cylinder, DOHC, 4 valves per cylinder. | Four stroke, two cylinder horizontally opposed Boxer, with two overhead, spur gear driven camshafts , a counterbalance shaft and variable intake camshaft control system BMW ShiftCam, 4 valves per cylinder, Intake 40mm, outlet 34 mm |
| Capacity: | 885 cc / 54 cu in | 1254 cc / 76.5 cu-in |
| Bore x Stroke: | 76 x 65 mm | 102.5 x 76 mm |
| Compression Ratio: | 10:1 | 12.5:1 |
| Induction: | 3 x 36 mm flat slide CV carburetors | Electronic intake pipe injection, 52mm Ø throttle valve |
| Starting: | Electric | Electric 900W |
| Max Power: | 61 kW / 82 hp @ 8500 rpm (rear type 56.2 kW / 75.3 hp @ 7800 rpm) | 136 hp / 100 kW @ 7750 rpm |
| Max Torque: | 76 Nm / 7.7 kgf-m / 56 lb-ft @ 6500 rpm | 143 Nm / 105.4 lb-ft @ 6250 rpm |
| Clutch: | Wet, multi-plate | Wet clutch with anti-hopping function, hydraulically activated |
| Transmission: | 6 Speed | Constant mesh 6-speed gearbox with helical gearing system |
| Final Drive: | Chain, X-ring | Shaft |
| Frame: | High tensile steel spine | Two-section frame concept consisting of main frame with bolt-on rear frame, load-bearing engine |
| Front Suspension: | 43 mm Forks with triple rate springs adjustable for compression, rebound damping and spring preload. | BMW Motorrad 37mm Telelever, central spring strut |
| Rear Suspension: | Monoshock adjustable for compression, rebound damping and spring preload. | Cast aluminium single-sided swing arm with BMW Motorrad Paralever, WAD spring strut, continuously adjustable spring preload by means of hand wheel, rebound-stage damping adjustable by hand wheel (Option: Dynamic ESA) |
| Front Brakes: | 2 x 320 mm discs, 2 piston calipers | 2x 305mm floating discs, 4-piston radial brake calipers |
| Rear Brakes: | Single 285 mm disc, 2 piston caliper | Single 276mm disc, 2-piston floating caliper |
| Front Wheel: | 3.50 x 17, 36 spoke | 3.00 x 19 in |
| Rear Wheel: | 4.25 x 17, 40 spoke | 4.50 x 17 in |
| Front Tyre: | 110/80 R17 | 120/70 R19 |
| Rear Tyre: | 160/80 R17 | 170/60 R17 |
| Trail: | 106 mm / 4.2 in | 95.4 mm / 3.8 in |
| Dimensions: | Length: 2250 mm / 88.6 in Width: 860 mm / 33.8 in Height: 1105 mm / 43.5 in | Length 2270 mm / 89.4 in Width 952 mm / 37.5 in (including mirrors) |
| Wheelbase: | 1580 mm / 62.2 in | 1504 mm / 59.2 in |
| Seat Height: | 790 mm / 31.1 in | 890 mm to 910 mm / 35 in to 35.8 in 820 mm to 910 mm / 32 in to 35.8 in - possible |
| Wet Weight: | 238 kg / 525 lbs | 268 kg / 591 lbs |
| Fuel Capacity: | 15 Litres / 4.0 US gal / 3.3 Imp gal | 30 Litres / 7.9 US gal |