| Engine | Yamaha YBR 125 | BMW R nineT |
|---|---|---|
| Displacement | 125 cc | 1170 cc |
| Max power | 10 hp (@7 800 RPM) | 110 hp (@7 550 RPM) |
| Max torque | 6 lb ft (@6 000 RPM) | 87 lb ft (@6 000 RPM) |
| Redline | 10 000 RPM | 8 500 RPM |
| Idling speed | 1 250 RPM | |
| Management | Fuel Injection | Fuel Injection |
| Layout | SOHC Single | DOHC Flat-2 |
| Compression | 10.00:1 | 12.00:1 |
| Oil capacity | 1.14 quart | 3.79 quart |
| Oil type | 10W30, 10W40 | 15W50, Motul 300V 15W50, Liqui Moly 15W50 |
| Spark plug type | NGK CR6HSA | NGK MAR8B-JDS |
| Cooling | Air | Air |
| Valves | 2 | 8 |
| Bore | 54.0 mm | 101.0 mm |
| Stroke | 54.0 mm | 73.0 mm |
| Weight to power | 28.66 lbs/hp | 4.45 lbs/hp |
| Power to weight | 87 hp/2500lbs | 561 hp/2500lbs |
| Battery type | YTX7L-BS, 12V 6Ah | 12 V 14 Ah |
| Gearbox | Yamaha YBR 125 | BMW R nineT |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Wet | Wet |
| Drive | Chain | Shaft |
| Chain type | ||
| Gears count | 5 | 6 |
| Primary ratio | 3.4 | 1.737 |
| Final drive | 3.071 | 2.91 |
| 1. gear | 2.643 (26 mph) | 2.38 (52 mph) |
| 2. gear | 1.778 (39 mph) | 1.7 (73 mph) |
| 3. gear | 1.316 (53 mph) | 1.3 (96 mph) |
| 4. gear | 1.045 (66 mph) | 1.07 (116 mph) |
| 5. gear | 0.875 (79 mph) | 0.94 (132 mph) |
| 6. gear | 0.85 (146 mph) |
| Chasis | Yamaha YBR 125 | BMW R nineT |
|---|---|---|
| Frame type | Diamond steel | 4-part tubular-steel frame |
| Front susp. | Telescopic fork, 110mm | USD Sachs 46mm forks |
| Rear susp. | Swingarm, 4.13 in travel | Swinging arm , shock absorber |