2023 BMW G 310R vs 2025 Harley-Davidson Sportster S

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
2023 BMW G 310R 2023 BMW G 310R

Sport

Engine
Single cylinder, four-stroke
Power
N/A
Top Speed
88.9 mph
Weight
362.0 pounds
2025 Harley-Davidson Sportster S 2025 Harley-Davidson Sportster S

Sport

Engine
Four stroke, 60° V-twin Revolution Max 1250, Chain-driven, DOHC, hydraulic self-adjusting lifters, intake & exhaust VVT, four valves per cylinder
Power
121 hp / 90 kW @ 7500 rpm
Top Speed
N/A
Weight
228 kg / 502 lbs
Full Specifications
General
CommentsRide by wire.-
Year-2025
ColoursRacing Red, Cosmic Black, Polar White/Racing Blue Metallic-
Make Model-Harley Davidson Sportster S
Warranty3-years or 36,000 miles warranty-
Dimensions
Height (mm)1080 mm-
Height (in.)42.5 inches-
Seat Height (in.)30.9 inches-
Seat Height (mm)785 mm-
Width (mm)849 mm-
Length (mm)2005 mm-
Wheelbase (mm)1380 mm-
Wheelbase (in.)54.3 inches-
Length (in.)78.9 inches-
Width (in.)33.4 inches-
Seat Height785 mm / 30.9 in.765 mm / 30.1 in
Wheelbase1380 mm / 54.3 in.1520 mm / 59.8 in
Ground Clearance-90 mm / 3.5 in
Height1080 mm / 42.5 in.1085 mm / 42.7 in
Length2005 mm / 78.9 in.2270 mm / 89.42 in
Seat Height (Laden)-734 mm / 28.9 in
Width849 mm / 33.4 in.840 mm / 33.1 in
Weights & Capacities
Fuel Capacity (gal.)2.90 US gallons-
Dry Weight (lbs.)348.3 pounds-
Dry Weight (kg)158221
Wet Weight (kg)164.2 kg228
Wet Weight (lbs.)362.0 pounds-
Oil Capacity (l)1.70 litres-
Oil Capacity (Quarts)1.8 US quarts-
Fuel Capacity (l)10.98 litres-
Dry Weight158 kg / 348.3 lbs221 kg / 487 lbs
Fuel Capacity10.98 litres / 2.90 US gallons11.7 Litres / 3.1 US gal
Wet Weight164.2 kg / 362.0 lbs228 kg / 502 lbs
Performance
Top Speed (km/h)143.0 km/h-
Top Speed (mph.)88.9 mph-
Top Speed143.0 km/h / 88.9 mph-
Max Power-121 hp / 90 kW @ 7500 rpm
Max Torque28.0 Nm (2.9 kgf-m or 20.7 ft.lbs) @ 7500 Revolutions"126 Nm / 93 lb-ft @ 6000 rpm
Power-to-Weight Ratio0.2152 HP/kg-
Engine
Fuel Reserve (l)1.00 litres-
Fuel Reserve (gal.)0.26 US gallons-
Bore x Stroke (in,)3.1 x 2.4 inches-
Engine TypeSingle cylinder, four-stroke-
Displacement (ci)19.10 cubic inches-
Bore x Stroke (mm)80.0 x 62.1 mm-
CO277.3 CO2 g/km. (CO2 - Carbon dioxide emission)-
Displacement (cc)313.0 cc-
Fuel ControlDouble Overhead Cams/Twin Cam (DOHC)-
Displacement-1252 cc / 76.4 cu-in
Engine Detail-Four stroke, 60° V-twin Revolution Max 1250, Chain-driven, DOHC, hydraulic self-adjusting lifters, intake & exhaust VVT, four valves per cylinder
Fuel SystemInjection-
Bore x Stroke-105 x 72.3 mm
Compression Ratio10.9:112.0:1
Cooling System-Liquid cooled
EmissionsClosed-loop 3-way catalytic converter, emission standard EU-4-
Engine LubricationWet sump-
ExhaustStainless steel2-into-1-into-2, catalyst in muffler
Fuel Consumption3.33 litres/100 km (30.0 km/l or 70.64 mpg)-
Fuel Induction-Electronic Sequential Port Fuel Injection (ESPFI)
Fuel Reserve1.00 litres / 0.26 US gallons-
Idle Speed1600 +/- 100 RPM-
Lubrication-Semi-dry sump
Spark PlugNGK LMAR9D-J-
StarterElectricElectric
Valve System4-
Drivetrain
ClutchMulti-disc oil bath (anti-hopping) with self-reinforcementMechanical, 8 plate wet, assist & slip, 1090N
Final DriveChain   (final drive)Belt, 34/80 ratio
Gear Ratios-1st 12.21 / 2nd 9.022 / 3rd 6.994 / 4th 5.641 / 5th 4.731 / 6th 4.131
Gearbox6-speed-
Primary DriveX-ring chain with shock absorption in the real wheel hubGear, 49/89 ratio
Sprocket16/40 (front/rear)-
Transmission / Drive-6 Speed
Chassis
Trail (in.)4.5 inches-
Fork Tube Size (in.)1.6 inches-
Fork Tube Size (mm)41 mm-
Wheel Travel - Rear (mm)132 mm-
Trail (mm)114 mm-
Wheel Travel - Front (in.)5.5 inches-
Wheel Travel - Rear (in.)5.2 inches-
Wheel Travel - Front (mm)140 mm-
Frame TypeTubular spaceStressed-member, high strength low alloy steel trellis frame; stamped, cast, and forged junctions; MIG welded; aluminum forged mid-structure
Suspension - FrontInverted telescopic fork, Ø 41mm43 mm inverted fork with compression, rebound and spring preload adjustability. Aluminium fork triple clamps
Suspension - RearCast aluminum dual swing arm, central spring strut, spring pre-load adjustableLinkage-mounted, piggyback monoshock with compression, rebound and hydraulic spring preload adjustability
Fork Angle-28°
Lean Angle-35°
Rake25.1°30°
Swingarm-High strength low alloy steel, tubular sections, stamped x-member, forged axle junctions; MIG welded
Trail114 mm / 4.5 in.148 mm / 5.8 in
Wheel Travel - Front140 mm / 5.5 in.92 mm / 3.6 in
Wheel Travel - Rear132 mm / 5.2 in.82 mm / 3.2 in
Electrical Systems
Lighting systemLED headlight, tail light and LED indicators-
Wheels & Brakes
Brakes - FrontSingle disc. 4-piston fixed caliper, radially bolted. ABS.Single 320mm rotor, radially mounted, monoblock, 4-piston caliper
Brakes - RearSingle disc. Single-piston floating caliper. ABS.Single 260mm solid uniform expansion rotor, floating single piston caliper
ABS-Standard
Brake Fluid TypeDOT4-
Rims - Front-4.5 x 17
Rims - Rear-5.0 x 16
Tyre Pressure - Front32 PSI (2.2 Bar or 220 kPa)-
Tyre Pressure - Rear33 PSI (2.3 Bar or 230 kPa)-
Tyres - Front110/70-R17160/70TR17 73V Dunlop- Harley-Davidson Series, radial, GT503
Tyres - Rear-180/70R16 77V Dunlop- Harley-Davidson Series, radial, GT503
Wheels-Aluminum cast, satin black