| General |
| Year | 2025 | 2020 - 21 |
| Make Model | BMW R 12G/S | Harley Davidson Sportster Iron 1200 |
| Dimensions |
| Seat Height | 860 mm / 33.9 in (875 mm / 34.4 in Enduro Package) | 735 mm / 28.9 in |
| Wheelbase | 1580 mm / 62.2 in (1585 / 62.4 in Enduro Package) | 1515 mm / 59.6 in |
| Ground Clearance | - | 140 mm / 5.5 in |
| Length | 2200 mm / 86.6 in | 2200 mm / 86.6 in |
| Width | 830 mm / 32.7 in | - |
| Weights & Capacities |
| Dry Weight | - | 248 kg / 547 lb. |
| Fuel Capacity | 15.5 Litres / 4.1 US gal | 12 Litres / 3.3 US gal |
| Oil Capacity | - | 2.6 Litres / 2.7 US qrts |
| Wet Weight | 229 kg / 505 lbs | 256 kg / 564 lbs |
| Performance |
| Max Power | 81 kW / 109 hp @ 7000 rpm | - |
| Max Torque | 115 Nm / 81 lb-ft @ 6500 rpm | 99 Nm / 73 lb-ft @ 3500 rpm |
| Engine |
| Displacement | 1170 cc / 71.4 cub in | 1202 cc / 73.4 cub in. |
| Engine Detail | Four stroke, two cylinder horizontally opposed Boxer, with four camshaft-operated valves and two overhead camshafts per cylinder. | Four stroke, 45° V-Twin, OHV, 2 valves per cylinder |
| Bore x Stroke | 101 x 73 mm | 88.9 x 96.8 mm |
| Compression Ratio | 12:1 | 10.0:1 |
| Cooling System | Air/oil cooled | Air cooled |
| Emissions | Controlled 3-way catalytic converter, exhaust emission standards EU-5+ | - |
| Exhaust | - | Black, staggered exhaust and headers with black slash-cut mufflers |
| Fuel Induction | Electronic intake pipe injection / digital engine management system: BMS-O with throttle-by-wire | Electronic Sequential Port Fuel Injection (ESPFI) |
| Fuel Type | Unleaded super (premium), octane number 95-98 (RON) (rated output at 98 RON) | - |
| Ignition | - | Digital CDI |
| Lubrication | Wet sump | - |
| Starter | Electric | Electric |
| Drivetrain |
| Clutch | Single dry plate clutch, hydraulically operated | - |
| Final Drive | Universal shaft | Belt |
| Gear Ratios | 1st = 2.375, 2nd = 1.696, 3rd = 1.296, 4th = 1.065, 5th = 0.939, 6th = 0.848 | 1ST 9.315 2ND 6.653 3RD 4.948 4TH 4.102 5TH 3.517 |
| Primary Drive | - | Chain, 38/57 ratio |
| Primary Drive Ratios | 1.737 | - |
| Transmission / Drive | 6-Speed, claw-shifted transmission with separate transmission housing | 5 Speed |
| Chassis |
| Frame Type | Four-part frame concept with front frame and three-part rear frame, load-bearing engine-gearbox unit, rear-seat frame removeable for one-up riding | Mild steel, tubular frame; circular sections; cast junctions Swingarm Mild steel, rectangular tube section, stamped junctions; MIG welded |
| Suspension - Front | 45 mm USD telescopic forks, spring base, rebound and compression damping adjustable | 39 mm Forks |
| Suspension - Rear | Aluminum Paralever swinging arm, directly linked WAD spring strut, spring base, rebound and compression damping adjustable | Coil-over, dual-adjustable preload |
| Lean Angle | - | 28° |
| Rake | - | 30° |
| Steering Head Angle | 63.1° (63.2° Enduro Package) | - |
| Trail | 120.8 mm / 4.76 in (121.3 / 4.76 Enduro Package) | 117 mm / 4.6 in |
| Wheel Travel - Front | 210 mm / 8.3 in | - |
| Wheel Travel - Rear | 200 mm / 7.9 in | - |
| Wheels & Brakes |
| Brakes - Front | 2 x 310mm disc brake, with two axially bolted 2-piston floating calipers | Single 292 mm disc, 2 piston caliper |
| Brakes - Rear | Single 265 mm disc, 2 piston floating caliper | Single 292mm disc, 1 piston caliper |
| ABS | BMW Motorrad ABS Pro (lean angle optimised) | - |
| Rims - Front | 2.15 x 21 | - |
| Rims - Rear | 4.0 x 17 (4.0 x 18 Enduro Package) | - |
| Tyres - Front | 90/90/21 | 100/90B19 57H |
| Tyres - Rear | 150/70 - R17 (150/70 - R18 Enduro Package) | 150/80B16 77H |
| Wheels | Aluminium cross-spoke wheels | - |
| Wheels - Front | - | Black, 9-spoke |
| Wheels - Rear | - | Black, 9-spoke |