BMW S 1000RR (2025) vs Yamaha TW 125 (2001-03) vs Suzuki GSX 400S Impulse (1996-98) vs BMW R 1150GS (2002)
Comparison technical specifications
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| Make: | BMW | Yamaha | Suzuki | BMW |
| Model: | S 1000RR | TW 125 | GSX 400S Impulse | R 1150GS |
| Years: | 2025 | 2001-03 | 1996-98 | 2002 |
| Engine: | Four stroke, transverse four cylinder, DOHC, valve actuation via single cam followers, BMW ShiftCam variable intake cam control | Four stroke. single cylinder. | Four stroke, in-line 4 cylinders, DOHC, 4 valves per cylinder | Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder |
| Capacity: | 999 cc / 60.9 cu-in | 124 cc / 7.6 cu-in | 399 cc / 24.3 cu in | 1130 cc / 69 cu in |
| Bore x Stroke: | 80 x 49.7 mm | 57 x 48.8 mm | 52 x 47 mm | 101 x 70.5 mm |
| Cooling System: | Liquid/oil cooled | Air cooled | Liquid cooled | Air/Oil cooled |
| Compression Ratio: | 13.3:1 | 10.0:1 | 11.8:1 | 10.3:1 |
| Starting: | Electric | Electric | Electric | Electric |
| Max Power: | 154 kW / 206 hp @ 13700 rpm | 11.8 hp / 8.6 kW @ 9000 rpm | 44 kW / 59 hp @ 12000 rpm | 62.5 kW / 85 hp @ 6750 rpm (rear tyre 58.9 kW / 79 hp @ 6750 rpm) |
| Max Torque: | 113 Nm / 83.3 lb-ft @ 11000 rpm | 9.7Nm / 7.2 lb-ft @ 8000m rpm | 37 Nm / 3.8 kgf-m / 27.3 lb-ft @ 10500 rpm | 98 Nm / 10.0 kgf-m / 71 lb-ft @ 5250 rpm |
| Transmission: | Claw-shifted 6-speed gearbox with straight cut gears | 5 Speed | 6 Speed | 6 Speed |
| Final Drive: | Chain 525 17/46 | Chain | Chain | Shaft |
| Front Suspension: | Upside-down telescopic fork, diameter 45 mm, spring preload, rebound and compression stages adjustable | Telescopic forks | Telescopic forks | Light. Telelever with central spring strut, progressive coil spring, twin-tube gas-filled shock, |
| Rear Suspension: | Aluminium swing arm, full floater pro, compression and rebound damping adjustable, adjustable spring preload | Monoshock | Dual shocks, preload adjustable. | Patented BMW Paralever swing arm & shaft drive, single shock with variable rebound and damping adjustments |
| Front Brakes: | 2x 320mm floating disc, radial 4-piston fixed calipers | Single 220mm disc | 2 x 290 mm Discs, 2 piston calipers | 2 x 304mm discs, 4 piston calipers |
| Rear Brakes: | Single 220 mm disk, single-piston floating caliper | 130mm Drum | Single disc, 1 piston caliper | Single 276mm disc, 2 piston caliper |
| Front Tyre: | 120/70 ZR17 | 130/80-16 | 110/80-17 | 110/80 R19 |
| Rear Tyre: | 190/55 ZR17 (with M wheels: 200/55 ZR17) | 180/80-14 | 130/80-17 | 150/70 R17 |
| Wheelbase: | 1457 mm / 57.4 in | 1,280 mm / 50.4 in | 1435 mm / 56.5 in | 1,501 mm / 59.1 in |
| Seat Height: | 832 mm / 32.4 in | 805 mm / 31.7 in | 760 mm / 29.9 in | 850 mm / 33.5 in |
| Dry Weight: | 176 kg / 388 lbs | 106 kg / 260 lbs | 177 kg / 389 lbs | 228 kg / 503 lbs |
| Fuel Capacity: | 16.5 Litres / 4.35 US gal | 7 Litres / 1.9 US gal | 18 Litres / 4.8 US gal / 4.0 Imp gal | 22 Litres / 5.8 US gal |