| Engine | BMW R 18 | BMW R nineT |
|---|---|---|
| Displacement | 1802 cc | 1170 cc |
| Max power | 91 hp (@4 750 RPM) | 110 hp (@7 550 RPM) |
| Max torque | 115 lb ft (@3 000 RPM) | 87 lb ft (@6 000 RPM) |
| Redline | 8 500 RPM | |
| Management | Fuel Injection | Fuel Injection |
| Layout | DOHC Flat-2 | DOHC Flat-2 |
| Compression | 9.60:1 | 12.00:1 |
| Oil capacity | 3.79 quart | |
| Oil type | 15W50, Motul 300V 15W50, Liqui Moly 15W50 | |
| Spark plug type | NGK MAR8B-JDS | |
| Cooling | Air | Air |
| Valves | 8 | |
| Bore | 107.1 mm | 101.0 mm |
| Stroke | 100.0 mm | 73.0 mm |
| Weight to power | 8.36 lbs/hp | 4.45 lbs/hp |
| Power to weight | 299 hp/2500lbs | 561 hp/2500lbs |
| Battery type | 12V 26Ah | 12 V 14 Ah |
| Gearbox | BMW R 18 | BMW R nineT |
|---|---|---|
| Type | Sequential | Sequential |
| Clutch | Dry | Wet |
| Drive | Shaft | Shaft |
| Chain type | ||
| Gears count | 0 | 6 |
| Primary ratio | 1.737 | |
| Final drive | 2.91 | |
| 1. gear | 2.38 (52 mph) | |
| 2. gear | 1.7 (73 mph) | |
| 3. gear | 1.3 (96 mph) | |
| 4. gear | 1.07 (116 mph) | |
| 5. gear | 0.94 (132 mph) | |
| 6. gear | 0.85 (146 mph) |
| Chasis | BMW R 18 | BMW R nineT |
|---|---|---|
| Frame type | Double-cradle steel frame | 4-part tubular-steel frame |
| Front susp. | Telescopic fork, 4.72 in travel | USD Sachs 46mm forks |
| Rear susp. | 3.50 in travel | Swinging arm , shock absorber |