| General |
| Year | 2025 | 2021 |
| Make Model | Harley Davidson Street Glide Ultra | BMW R 1250RT |
| 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 |
| Dry Weight (kg) | 377 | - |
| Wet Weight (kg) | - | 279 |
| Dry Weight | 377 kg / 831 lbs | - |
| Fuel Capacity | 22.7 Litres / 6.0 US gal | 25 Litres / 6.6 US gal |
| Max Load | - | 505 kg / 1113.3 lbs |
| Wet Weight | - | 279 kg / 615 lbs |
| Performance |
| Max Power | 105 hp / 78 kW @ 4600 rpm | 136 hp / 100 kW @ 7750 rpm |
| Max Torque | 176 Nm / 130 lb-ft @ 3250 rpm | 143 Nm / 105.4 lb-ft @ 6250 rpm |
| Engine |
| Displacement | 1923 cc / 117 cu-in | 1254 cc / 76.5 cu-in |
| Engine Detail | Four stroke, V-Twin, Milwaukee-Eight 117, Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder | 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 |
| Bore x Stroke | 103.5 x 114.3 mm | 102.5 x 76 mm |
| Compression Ratio | 10.3:1 | 12.5:1 |
| Cooling System | Air cooled | Liquid / 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 sequential port fuel injection (ESPFI) | Electronic intake pipe fuel injection, 52mm throttle valve |
| 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 | Pressurized, dry-sump with oil cooler | Wet clutch with anti-hopping function, hydraulically activated |
| Final Drive | Belt, 32/68 ratio | Shaft |
| Gear Ratios | 1st 9.593; 2nd 6.65; 3rd 4.938; 4th 4.000; 5th 3.407; 6th 2.875 | 1st (2.438) 2nd 1.714 3rd. 1.296 4th 1.059 5th 0.943 6th 0.848 |
| Primary Drive | Chain, 34/46 ratio | - |
| Primary Drive Ratios | - | 1.650 |
| Secondary Drive Ratio | - | 1.061 |
| Transmission / Drive | 6-Speed, cruise drive | 6-speed helical synchromesh gearbox |
| 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 | 117 mm / 4.6 in | 120 mm / 4.7 in |
| Wheel Travel - Rear | 76 mm / 3.0 in | 136 mm / 5.3 in |
| Wheels & Brakes |
| Brakes - Front | - | 2x 320mm floating discs, 4-piston radial brake calipers |
| Brakes - Rear | - | Single 276mm disc, 2-piston floating caliper |
| ABS | Standard | BMW Motorrad full integral ABS Pro (full integral braking, lean optimised) |
| Rims - Front | - | 3.50 x 17 |
| Rims - Rear | - | 5.50 x 17 |
| Tyres - Front | - | 120/70 ZR17 |
| Tyres - Rear | - | 180/55 ZR17 |
| Wheels | Cast Aluminium | Die-cast aluminium |
| Wheels - Front | 3.5 x 19 in | - |
| Wheels - Rear | 5.0 x 18 in | - |