BMW R 1250RS (2022) vs Yamaha YZF 1000 R1M (2018) vs Yamaha NMAX 125 (2018) vs Matchless Silver Hawk (1931-35)
Comparison technical specifications
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| Make: | BMW | Yamaha | Yamaha | Matchless |
| Model: | R 1250RS | YZF 1000 R1M | NMAX 125 | Silver Hawk |
| Years: | 2022 | 2018 | 2018 | 1931-35 |
| Engine: | 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 | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder. | Four stroke, single cylinder | V-four cylinder, OHC |
| Capacity: | 1254 cc / 76.5 cu-in | 998 cc / 60.9 cu-in | 124 cc / 7.6 cu-in | 592 cc / 38.1 cub in. |
| Bore x Stroke: | 102.5 x 76 mm | 79.0 x 50.9 mm | 52 x 58.6 mm | 50.8 x 73 mm |
| Compression Ratio: | 12.5:1 | 13.0:1 | 11.2:1 | 6.1:1 |
| Cooling System: | Liquid / Air cooled | Liquid cooled | Liquid cooled | Air cooled |
| Starting: | Electric | Electric | Electric | Kick |
| Transmission: | Constant mesh 6-speed gearbox with helical gearing system | 6-speed w/multiplate slipper clutch | Automatic | 4-Speed, Sturmey Archer gearbox |
| Final Drive: | Shaft | "O" ring chain | Belt | Chain |
| Front Suspension: | Telescopic Upside-Down fork; stanchion diameter 45 mm | 43mm KYB® inverted fork; fully adjustable | Hydraulic telescopic fork | Matchless centre spring girders, finger adjustment |
| Rear Suspension: | Cast aluminium single-sided swing arm with BMW Motorrad Paralever; WAD strut (travel- related damping), spring pre-load hydraulically adjustable (continuously variable) at handwheel, rebound damping adjustable at handwheel | KYB® Single shock w/piggyback reservoir, 4-way adjustable | Unit Swing | Cantilever |
| Front Brakes: | 2x 320mm floating discs, 4-piston radial brake calipers | 2x 320mm discs 4 piston calipers, UBS ABS | Single 230mm disc | 203 mm / 8 in. drum, interconnected |
| Rear Brakes: | Single 276mm disc, 2-piston floating caliper | Single 220mm disc 1 piston caliper, UBS ABS | Single 230mm disc | 203 mm / 8 in. drum, interconnected |
| Front Tyre: | 120/70 ZR17 | 120/70 ZR17 | 110/70-13 | 3.25 x 19 in. |
| Rear Tyre: | 180/55 ZR17 | 190/55 ZR17 | 130/70-13 | 1958: 3.25 x 19 in. (4.00 x 19 available as an option) |
| Wheelbase: | 1530 mm / 60.2 in | 1419 mm / 55.9 in | 1350 mm / 53.1 in | 1422 mm / 56 in. |
| Wet Weight: | 243 kg / 535.7 lbs | 199 kg / 439 lbs | 127 kg / 280 lbs | 172 kg / 380 lbs |
| Fuel Capacity: | 18 Litres / 4.7 US gal | 17 Liters / 4.5 US gal | 6 Litres / 1.58 US gal | 11.4 L / 3.0 US gal |