| General |
| Year | 2015 | 2021 |
| Make Model | BMW K 1600 GTL | Triumph Bonneville Speedmaster |
| Dimensions |
| Seat Height | 810 - 830 mm / 31.9 - 32.7 in (standard) 780 - 800 mm / 30.7 - 31.5 in(optional rider seat) 750 mm / 29.5 in (special accessory seat, single-section) | 705 mm / 27.8 in |
| Wheelbase | 1680 mm / 66.1 in | 1500 mm / 59.1 in |
| Height | 1465 mm / 57.7 in | 1055 mm /41.5 in |
| Length | 2489m m / 98.0 in | 2225 mm / 87.6 in |
| Width | 1000 mm / 39.4 in | 910 mm / 35.8 in |
| Weights & Capacities |
| Wet Weight (kg) | 348 | 263 |
| Dry Weight (kg) | 321 | - |
| Dry Weight | 321 kg / 708 lbs | - |
| Fuel Capacity | 26.5 Litres / 7.0 US gal | 12 Litres / 3.2 US gal |
| Wet Weight | 348 kg / 768 lbs | 263 kg / 580 lbs |
| Performance |
| Top Speed | 239.2 km/h / 148.6 mph | - |
| Max Power | 118 kW / 160.5 hp @ 7750 rpm | 57.5 kW / 76.9 hp @ 6100 rpm |
| Max Torque | 175 Nm / 17.8 kgf-m / 129 lb-ft @ 5250 rpm | 106 Nm / 78.2 lb-ft @ 4000 rpm |
| Standing Start ¼ Mile | 11.7 sec | - |
| Engine |
| Displacement | 1649 cc / 100.6 cu in. | 1198 cc / 73.1 cu in |
| Engine Detail | Four stroke, transverse six cylinder, 4 valves per cylinder | Four stoke, parallel twin, 270° crank angle, SOHC, 4 valve per cylinder |
| Bore x Stroke | 72 x 67.5 mm | 97.6 x 80 mm |
| Compression Ratio | 12.2:1 | 10.0:1 |
| Cooling System | Liquid cooled | Liquid cooled |
| Emissions | - | EURO5 |
| Exhaust | - | Chromed stainless steel 2 into 2 twin-skin exhaust system with chromed stainless silencers |
| Fuel Consumption | 5.95 L/100 km / 16.8 km/l / 39.5 US mpg | - |
| Fuel Induction | ∅52mm Throttle valve diameter, BMS-X | Multipoint sequential electronic fuel injection |
| Fuel Reserve | 4 Litres / 1.1 US gal | - |
| Fuel Type | Premium unleaded (95 RON) | - |
| Ignition | Digital CDI | Digital |
| Lubrication | - | Wet sump |
| Starter | Electric | - |
| EV Specifics |
| Battery Capacity | 12 V / 19 Ah maintenance free | - |
| Drivetrain |
| Clutch | Multiplate wet clutch, hydraulically activated | Wet, multi-plate, torque assist clutch |
| Final Drive | Shaft | Chain |
| Gear Ratios | 1st 2.23 / 2nd 1.641 / 3rd 1.319 / 4th 1.101 / 5th 0.926 / 6th 0.788 | - |
| Transmission / Drive | 6 Speed | 6-Speed |
| Chassis |
| Frame Type | Chill-cast rear frame, aluminium, extruded sections | Tubular steel, twin cradle frame |
| Suspension - Front | Dual longitudinal control arm | 47 mm Showa cartridge forks |
| Suspension - Rear | Paralever (single-sided swing arm), central spring strut, rebound/continuously variable | Mono-shock RSU with linkage and preload adjustment |
| Rake | - | 25.3° |
| Steering Head Angle | 62.2° | - |
| Swingarm | - | Twin sided fabrication |
| Trail | 108.4 mm / 4.3 in | 91.4 mm / 3.6 in |
| Wheel Travel - Front | 115 mm / 4.8 in | - |
| Wheel Travel - Rear | 135 mm / 5.3 in | - |
| Electrical Systems |
| Alternator | 580 W Alternator | - |
| Wheels & Brakes |
| Brakes - Front | 2 x ∅320mm discs, 4 piston calipers | 2 x 310mm disc, Brembo 2-piston sliding axial calipers |
| Brakes - Rear | Single ∅320mm disc, 2 piston caliper | Single 255mm disc, Nissin single piston sliding axial caliper |
| ABS | BMW Motorrad ABS (partial integral) | Standard |
| Rims - Front | 3.0 x 17" | - |
| Rims - Rear | 6.00 x 17" | - |
| Tyres - Front | 120/70 ZR17 | 130/90-16 |
| Tyres - Rear | 190/55 ZR17 | 150/80-16 |
| Wheels | Cast aluminium wheels | - |
| Wheels - Front | - | Wire 32-spoke, 16 x 2.5 in |
| Wheels - Rear | - | Wire 32-spoke, 16 x 3.5 in |