| General |
| Year | 2005 - 06 | 2025 |
| Make Model | BMW K 1200S | Harley Davidson Sportster S |
| Dimensions |
| Width (mm) | 905 mm | - |
| Width (in.) | 35.6 inches | - |
| Wheelbase (mm) | 1,571 mm | - |
| Wheelbase (in.) | 61.9 inches | - |
| Seat Height (mm) | 820 mm | - |
| Seat Height (in.) | 32.3 inches | - |
| Length (mm) | 2,182 mm | - |
| Length (in.) | 85.9 inches | - |
| Height (mm) | 1,211 mm | - |
| Height (in.) | 47.7 inches | - |
| Seat Height | 820 mm / 32.3 in. | 765 mm / 30.1 in |
| Wheelbase | 1,571 mm / 61.9 in. | 1520 mm / 59.8 in |
| Ground Clearance | - | 90 mm / 3.5 in |
| Height | 1,211 mm / 47.7 in. | 1085 mm / 42.7 in |
| Length | 2,182 mm / 85.9 in. | 2270 mm / 89.42 in |
| Seat Height (Laden) | - | 734 mm / 28.9 in |
| Width | 905 mm / 35.6 in. | 840 mm / 33.1 in |
| Weights & Capacities |
| Wet Weight (lbs.) | 546.7 pounds | - |
| Wet Weight (kg) | 248.0 kg | 228 |
| Fuel Capacity (l) | 19.00 litres | - |
| Fuel Capacity (gal.) | 5.02 gallons | - |
| Dry Weight (lbs.) | 499.3 pounds | - |
| Dry Weight (kg) | 226.5 | 221 |
| Dry Weight | 248 kg / 547 lbs | 221 kg / 487 lbs |
| Fuel Capacity | 19 L / 5.0 US gal | 11.7 Litres / 3.1 US gal |
| Wet Weight | 248.0 kg / 546.7 lbs | 228 kg / 502 lbs |
| Performance |
| Top Speed (mph.) | 124.3 mph | - |
| Top Speed (km/h) | 200.0 km/h | - |
| Top Speed | 286 km/h / 178 mph | - |
| Acceleration (0-100 km/h) | 3.0 sec | - |
| Max Power | 124.5 kW / 167 hp @ 10250 rpm | 121 hp / 90 kW @ 7500 rpm |
| Max Torque | 129 Nm / 13.2 kgf-m / 95.4 lb-ft @ 8250 rpm | 126 Nm / 93 lb-ft @ 6000 rpm |
| Power-to-Weight Ratio | 0.7282 HP/kg | - |
| Standing Start 0-150 km/h | 5.1 sec | - |
| Standing Start 0-200 km/h | 8.4 sec | - |
| Standing Start ¼ Mile | 11.7 sec / 209 km/h / 130 mph | - |
| Engine |
| Bore x Stroke (mm) | 79.0 x 59.0 mm | - |
| Displacement (cc) | 1157.00 cc | - |
| Displacement (ci) | 70.60 cubic inches | - |
| Engine Type | In-line four | - |
| Fuel Control | DOHC | - |
| Stroke | 4 | - |
| Bore x Stroke (in,) | 3.1 x 2.3 inches | - |
| Displacement | 1157 cc / 70.6 cu in | 1252 cc / 76.4 cu-in |
| Engine Detail | Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder | Four stroke, 60° V-twin Revolution Max 1250, Chain-driven, DOHC, hydraulic self-adjusting lifters, intake & exhaust VVT, four valves per cylinder |
| Fuel System | Injection. Electronic intake pipe injection / digital engine management including knock sensor (BMS-K) | - |
| Bore x Stroke | 79 X 59 mm | 105 x 72.3 mm |
| Compression Ratio | 13.0:1 | 12.0:1 |
| Cooling System | Liquid cooled | Liquid cooled |
| Exhaust | - | 2-into-1-into-2, catalyst in muffler |
| Fuel Consumption | 6.7 L/100 km / 15 km/l / 35.3 US mpg | - |
| Fuel Induction | Injection | Electronic Sequential Port Fuel Injection (ESPFI) |
| Ignition | Electronic | - |
| Lubrication | - | Semi-dry sump |
| Starter | Electric | Electric |
| Valve System | 4 | - |
| Drivetrain |
| Clutch | Multiple-disc clutch in oil bath, hydraulically operated | Mechanical, 8 plate wet, assist & slip, 1090N |
| Final Drive | Shaft | Belt, 34/80 ratio |
| Gear Ratios | - | 1st 12.21 / 2nd 9.022 / 3rd 6.994 / 4th 5.641 / 5th 4.731 / 6th 4.131 |
| Gearbox | 6-speed | - |
| Primary Drive | - | Gear, 49/89 ratio |
| Transmission / Drive | 6 Speed | 6 Speed |
| Chassis |
| Wheel Travel - Front (in.) | 4.5 inches | - |
| Trail (mm) | 112 mm | - |
| Trail (in.) | 4.4 inches | - |
| Wheel Travel - Rear (in.) | 5.3 inches | - |
| Wheel Travel - Rear (mm) | 135 mm | - |
| Wheel Travel - Front (mm) | 115 mm | - |
| Frame Type | Bridging frame, die-cast aluminium, load bearing engine | Stressed-member, high strength low alloy steel trellis frame; stamped, cast, and forged junctions; MIG welded; aluminum forged mid-structure |
| Suspension - Front | BMW Motorrad Duolever; central spring strut | 43 mm inverted fork with compression, rebound and spring preload adjustability. Aluminium fork triple clamps |
| Suspension - Rear | BMW Paralever with progressive damping single shock absorber, remotely adjustable for preload and rebound | Linkage-mounted, piggyback monoshock with compression, rebound and hydraulic spring preload adjustability |
| Fork Angle | - | 28° |
| Lean Angle | - | 35° |
| Rake | 29.0° | 30° |
| Swingarm | - | High strength low alloy steel, tubular sections, stamped x-member, forged axle junctions; MIG welded |
| Trail | 112 mm / 4.4 in. | 148 mm / 5.8 in |
| Wheel Travel - Front | 115 mm / 4.5 in. | 92 mm / 3.6 in |
| Wheel Travel - Rear | 135 mm / 5.3 in. | 82 mm / 3.2 in |
| Wheels & Brakes |
| Brakes - Front Diameter (in.) | 12.6 inches | - |
| Brakes - Front Diameter (mm) | 320 mm | - |
| Brakes - Rear Diameter (in.) | 10.4 inches | - |
| Brakes - Rear Diameter (mm) | 265 mm | - |
| Brakes - Front | 2 x ∅320mm discs, 4 piston calipers | Single 320mm rotor, radially mounted, monoblock, 4-piston caliper |
| Brakes - Rear | Single ∅265mm disc, 2 piston caliper | Single 260mm solid uniform expansion rotor, floating single piston caliper |
| ABS | - | Standard |
| Rims - Front | - | 4.5 x 17 |
| Rims - Rear | - | 5.0 x 16 |
| Tyres - Front | 120/70-17 | 160/70TR17 73V Dunlop- Harley-Davidson Series, radial, GT503 |
| Tyres - Rear | 190/50-17 | 180/70R16 77V Dunlop- Harley-Davidson Series, radial, GT503 |
| Wheels | - | Aluminum cast, satin black |