BMW R 1200RT (2011) vs BMW R 18 Roctane (2023)
Comparison technical specifications
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| Make: | BMW | BMW |
| Model: | R 1200RT | R 18 Roctane |
| Years: | 2011 | 2023 |
| Engine: | Four stroke, two cylinder horizontally opposed Boxer, 4 valves per cylinder | Four stroke, two cylinder horizontally opposed Boxer, Pushrod-actuated OHV with two camshafts, 4 valves per cylinder |
| Capacity: | 1170 cc / 71.4 cu in | 1802 cc / 110 cu-in |
| Bore x Stroke: | 101 x 73 mm | 107.1 X 100 mm |
| Cooling System: | Air/Oil cooled | Air/water cooled |
| Compression Ratio: | 12.0:1 | 9.6:1 |
| Induction: | BMW engine management, BMS-K | Fuel injection, 48 mm Throttle valves |
| Starting: | Electric | Electric, 1.5 kW |
| Battery: | 12 V / 14 Ah, maintenance-free | 12/26 V/Ah maintenance-free |
| Alternator: | Three-phase alternator 720 W | 600W |
| Max Power: | 81kW / 110 hp @ 7500 rpm | 67 kW / 91 hp @ 4750 rpm |
| Max Torque: | 115 Nm / 11.7 kgf-m / 85 lb-ft @ 6000 rpm | 158 Nm / 116 lb-ft @ 3000 rpm |
| Clutch: | Single dry plate clutch, hydraulically | Hydraulically activated single-disc dry clutch |
| Transmission: | 6 Speed | Constant-mesh 6-speed |
| Final Drive: | System Enclosed driveshaft with two universal joints | Shaft, Final Drive 3.091 |
| Frame: | Three-section frame consisting of front and rear section, load bearing engine-gearbox unit | Construction type Double-loop steel tube frame |
| Front Suspension: | BMW Motorrad Telelever, stanchion diameter 35mm, central spring strut, rebound damping electronically adjustable with standard ESA | 49 mm Telescopic fork, Non-adjustable |
| Front Wheel Travel: | 120 mm / 4.7 in | 120 mm / 4.7 in |
| Rear Suspension: | Die-cast aluminium single-sided swinging arm with BMW Motorrad EVO-Paralever, spring preload hydraulically adjustable to continuously variable levels by means of electronically adjustable ESA, rebound damping with standard ESA | Cantilevered spring-preload adjustable shock |
| Rear Wheel Travel: | 135 mm / 5.3 in | 90 mm / 3.5 in |
| Front Brakes: | 2 x 320mm Discs, 4 piston callipers | 2 X 300mm discs |
| Rear Brakes: | Single 265mm disc, 2 piston caliper | Single 300mm disc |
| Wheels: | Cast aluminium | Spoked |
| Front Tyre: | 120/70 ZR17 | 120/70 B21 |
| Rear Tyre: | 180/60 ZR17 | 180/55 B18 |
| Steering Head Angle: | 63.8° | 57.3° |
| Dimensions: | Length 2230 mm / 79.9 in Width 905 mm / 35.6 in (incl. mirrors) Width 980 mm / 38.5 in (incl. panniers) | Length: 2615 mm / 103 in Width: 953 mm / 37.5 in with mirrors |
| Seat Height: | 820 mm - 840 mm / 32.2 in - 33.0 in 780 mm - 800 mm / 30.7 - 31.4 in (special equipment low seat bench) | 720mm / 28.3 in |
| Wet Weight: | 259 kg / 570.9 lbs | 374 kg / 824.5 lbs |
| Fuel Capacity: | 27 Liters / 7.1 US gal | 16 Litres / 4.2 US gal |