2025 Harley-Davidson Street Glide Ultra vs 2021 BMW K1600 Grand America vs 2021 BMW K1600 Grand America

Full specifications comparison • 3 motorcycles

Comparing 3 motorcycles
2025 Harley-Davidson Street Glide Ultra 2025 Harley-Davidson Street Glide Ultra

Touring

Engine
Four stroke, V-Twin, Milwaukee-Eight 117, Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinder
Power
105 hp / 78 kW @ 4600 rpm
Top Speed
N/A
Weight
377 kg / 831 lbs
2021 BMW K1600 Grand America 2021 BMW K1600 Grand America

Touring

Engine
In-line six, four-stroke
Power
118 kW / 160.5 hp @ 7750 rpm
Top Speed
162.0 km/h / 100.7 mph
Weight
802.5 pounds
2021 BMW K1600 Grand America 2021 BMW K1600 Grand America

Touring

Engine
In-line six, four-stroke
Power
N/A
Top Speed
162.5 km/h / 101.0 mph
Weight
802.5 pounds
Full Specifications
General
Comments-Audio system with Bluetooth. Cruise control. DTC (Dynamic Traction Control) Dynamic ESA (Electronic Suspension Adjustment). Seat heating. Topcase. Windscreen high.
Year20252020 - 21
Colours-Black Storm Metallic, Imperial Blue Metallic, Hockenheim Silver Metallic
Make ModelHarley Davidson Street Glide UltraBMW K1600 Grand America
Dimensions
Height (mm)-1440 mm
Seat Heigth -Alternate (mm)-780 mm
Seat Heigth -Alternate (in.)-30.7 inches
Seat Height (mm)-750 mm
Seat Height (in.)-29.5 inches
Length (mm)-2560 mm
Length (in.)-100.8 inches
Height (in.)-56.7 inches
Wheelbase (mm)-1618 mm
Width (in.)-39.4 inches
Width (mm)-1000 mm
Wheelbase (in.)-63.7 inches
Seat Height-780 mm / 30.7 in
Wheelbase-1680 mm / 66.1 in
Height-1465 mm / 57.7 in (excl. mirrors)
Length-2324 m / 91.5 in
Seat Height (Laden)683 mm / 26.9 in-
Width-1000 mm / 39.4 in (incl. mirrors)
Weights & Capacities
Fuel Capacity (l)-26.50 litres
Wet Weight (lbs.)-802.5 pounds
Fuel Capacity (gal.)-7.00 US gallons
Wet Weight (kg)-364.0 kg
Dry Weight (kg)377-
Dry Weight377 kg / 831 lbs-
Fuel Capacity22.7 Litres / 6.0 US gal26.50 litres / 7.00 US gallons
Wet Weight-364.0 kg / 802.5 lbs
Performance
Top Speed (km/h)-162.5 km/h
Top Speed (mph.)-101.0 mph
Top Speed-162.5 km/h / 101.0 mph
Max Power105 hp / 78 kW @ 4600 rpm118 kW / 160.5 hp @ 7750 rpm
Max Torque176 Nm / 130 lb-ft @ 3250 rpm175 Nm / 17.8 kgf-m / 129 lb-ft @ 5250 rpm
Engine
Displacement (cc)-1649.0 cc
CO2-132.2 CO2 g/km. (CO2 - Carbon dioxide emission)
Bore x Stroke (mm)-72.0 x 67.5 mm
Bore x Stroke (in,)-2.8 x 2.7 inches
Fuel Control-Double Overhead Cams/Twin Cam (DOHC)
Displacement (ci)-100.62 cubic inches
Engine Type-In-line six, four-stroke
Fuel Reserve (l)-4.00 litres
Fuel Reserve (gal.)-1.06 US gallons
Displacement1923 cc / 117 cu-in1649 cc / 100.6 cu in.
Engine DetailFour stroke, V-Twin, Milwaukee-Eight 117, Pushrod-operated, overhead valves with hydraulic, self-adjusting lifters, 4 valves per cylinderFour stroke, transverse six cylinder, 4 valves per cylinder
Fuel System-Injection. Electronic fuel injection with ride-by-wire throttle system
Bore x Stroke103.5 x 114.3 mm72 x 67.5 mm
Compression Ratio10.3:112.2:1
Cooling SystemAir cooledLiquid cooled
Emissions-Closed-loop 3-way catalytic converter, emission standard EU-4
Engine Lubrication-Dry sump
Exhaust2-1-2 Dual exhaust with tapered mufflers-
Fuel Consumption-5.70 litres/100 km (17.5 km/l or 41.27 mpg)
Fuel InductionElectronic sequential port fuel injection (ESPFI)52mm Throttle valve diameter, BMS-X
Fuel Reserve-4 Litres / 1.1 US gal
Fuel Type-Premium unleaded (95 RON)
IgnitionSingle-fire, non-wasted, map-controlled spark ignitionDigital CDI
LubricationPressurized, dry-sump with oil cooler-
StarterElectricElectric
Valve System-4
EV Specifics
Battery Capacity-12 V / 19 Ah maintenance free
Drivetrain
ClutchPressurized, dry-sump with oil coolerMultiplate wet clutch, hydraulically activated
Final DriveBelt, 32/68 ratioShaft
Gear Ratios1st 9.593; 2nd 6.65; 3rd 4.938; 4th 4.000; 5th 3.407; 6th 2.8751st 2.23 / 2nd 1.641 / 3rd 1.319 / 4th 1.101 / 5th 0.926 / 6th 0.788
Gearbox-6-speed
Primary DriveChain, 34/46 ratio-
Transmission / Drive6-Speed, cruise driveConstant-mesh 6-speed gearbox, helical cut
Chassis
Wheel Travel - Rear (in.)-4.9 inches
Wheel Travel - Rear (mm)-125 mm
Wheel Travel - Front (mm)-115 mm
Trail (mm)-106 mm
Trail (in.)-4.2 inches
Wheel Travel - Front (in.)-4.5 inches
Frame Type-Bridge-type frame, cast aluminium, load-bearing engine
Suspension - Front-Dual longitudinal control arm, Dynamic ESA semi-active suspension (road and dynamic modes)
Suspension - Rear-BMW Motorrad Paralever
Lean Angle31°-
Rake-27.8°
Steering Head Angle-62.2°
SwingarmMild steel; two-piece drawn and welded section; forged junctions; MIG welded-
Trail-106 mm / 4.2 in.
Wheel Travel - Front117 mm / 4.6 in115 mm / 4.5 in.
Wheel Travel - Rear76 mm / 3.0 in125 mm / 4.9 in.
Electrical Systems
Alternator-W 700
Lighting system-Xenon headlight
Wheels & Brakes
Brakes - Front-Double disc. ABS. Four-piston calipers.
Brakes - Rear-Single disc. ABS. Two-piston calipers.
ABSStandardBMW Motorrad ABS (partial integral)
Rims-Cast aluminium
Rims - Front-3.0 x 17
Rims - Rear-6.00 x 17
Tyres - Front-120/70-ZR17
Tyres - Rear-190/55 ZR17
WheelsCast AluminiumCast aluminium wheels
Wheels - Front3.5 x 19 in-
Wheels - Rear5.0 x 18 in-