| General |
| Year | 2021 | 2025 |
| Make Model | BMW R 1250RT | Harley Davidson Street Glide Ultra |
| Dimensions |
| Seat Height | 805 mm to 825 mm / 31.6 in to 32.4 in 830 mm to 850 mm / 32.6 in to 33.4 in - SE high seat 760 mm to 780 mm / 29.9 in to 30.7 in - low seat | - |
| Wheelbase | 1485 mm / 58.4 in | - |
| Length | 2222 mm / 87.4 in | - |
| Seat Height (Laden) | - | 683 mm / 26.9 in |
| Width | 985 mm / 38.7 in | - |
| Weights & Capacities |
| Wet Weight (kg) | 279 | - |
| Dry Weight (kg) | - | 377 |
| Dry Weight | - | 377 kg / 831 lbs |
| Fuel Capacity | 25 Litres / 6.6 US gal | 22.7 Litres / 6.0 US gal |
| Max Load | 505 kg / 1113.3 lbs | - |
| Wet Weight | 279 kg / 615 lbs | - |
| Performance |
| Max Power | 136 hp / 100 kW @ 7750 rpm | 105 hp / 78 kW @ 4600 rpm |
| Max Torque | 143 Nm / 105.4 lb-ft @ 6250 rpm | 176 Nm / 130 lb-ft @ 3250 rpm |
| Engine |
| Displacement | 1254 cc / 76.5 cu-in | 1923 cc / 117 cu-in |
| Engine Detail | Four stroke, two cylinder horizontally opposed Boxer, with two overhead, spur gear driven camshafts , a counterbalance shaft and variable intake camshaft control system BMW ShiftCam, 4 valves per cylinder, Intake 40mm, outlet 34 mm | Four stroke, V-Twin, Milwaukee-Eight 117, Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder |
| Bore x Stroke | 102.5 x 76 mm | 103.5 x 114.3 mm |
| Compression Ratio | 12.5:1 | 10.3:1 |
| Cooling System | Liquid / Air cooled | Air cooled |
| Emissions | Closed-loop three-way catalytic converter, compliant with Euro 5 emission standard | - |
| Engine Management | Digital engine control: BMS-O with e-gas | - |
| Exhaust | - | 2-1-2 Dual exhaust with tapered mufflers |
| Fuel Induction | Electronic intake pipe fuel injection, 52mm throttle valve | Electronic sequential port fuel injection (ESPFI) |
| Fuel Type | Super petrol unleaded, octane number 95 (ROZ), adaptation through engine control (91 to 98 ROZ) | - |
| Ignition | - | Single-fire, non-wasted, map-controlled spark ignition |
| Lubrication | - | Pressurized, dry-sump with oil cooler |
| Starter | Electric | Electric |
| EV Specifics |
| Battery Capacity | 12 V / 11.8 Ah, maintenance-free | - |
| Drivetrain |
| Clutch | Wet clutch with anti-hopping function, hydraulically activated | Pressurized, dry-sump with oil cooler |
| Final Drive | Shaft | Belt, 32/68 ratio |
| Gear Ratios | 1st (2.438) 2nd 1.714 3rd. 1.296 4th 1.059 5th 0.943 6th 0.848 | 1st 9.593; 2nd 6.65; 3rd 4.938; 4th 4.000; 5th 3.407; 6th 2.875 |
| Primary Drive | - | Chain, 34/46 ratio |
| Primary Drive Ratios | 1.650 | - |
| Secondary Drive Ratio | 1.061 | - |
| Transmission / Drive | 6-speed helical synchromesh gearbox | 6-Speed, cruise drive |
| Chassis |
| Frame Type | Two-section frame concept consisting of main frame with bolt-on rear frame, load-bearing engine | - |
| Suspension - Front | BMW Motorrad 37mm Telelever, central spring strut | - |
| Suspension - Rear | Cast aluminium single-sided swinging arm with BMW Motorrad Paralever, WAD spring strut, spring preload continuously and hydraulically adjustable via adjuster knob, adjustable rebound-stage damping via adjuster knob | - |
| Lean Angle | - | 31° |
| Steering Angle | 64.1° | - |
| Swingarm | - | Mild steel; two-piece drawn and welded section; forged junctions; MIG welded |
| Trail | 116 mm / 4.5 in | - |
| Wheel Travel - Front | 120 mm / 4.7 in | 117 mm / 4.6 in |
| Wheel Travel - Rear | 136 mm / 5.3 in | 76 mm / 3.0 in |
| Wheels & Brakes |
| Brakes - Front | 2x 320mm floating discs, 4-piston radial brake calipers | - |
| Brakes - Rear | Single 276mm disc, 2-piston floating caliper | - |
| ABS | BMW Motorrad full integral ABS Pro (full integral braking, lean optimised) | Standard |
| Rims - Front | 3.50 x 17 | - |
| Rims - Rear | 5.50 x 17 | - |
| Tyres - Front | 120/70 ZR17 | - |
| Tyres - Rear | 180/55 ZR17 | - |
| Wheels | Die-cast aluminium | Cast Aluminium |
| Wheels - Front | - | 3.5 x 19 in |
| Wheels - Rear | - | 5.0 x 18 in |