2018 Yamaha YZF-R6 vs 2025 Harley-Davidson Sportster S

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
2018 Yamaha YZF-R6 2018 Yamaha YZF-R6

Sport

Engine
Titanium valves
Power
N/A
Top Speed
N/A
Weight
419.0 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
CommentsTraction control-
Year-2025
ColoursMatte Gray, Team Yamaha Blue, Intensity White/Matte Silver-
Make Model-Harley Davidson Sportster S
Warranty1 Year Limited Factory Warranty-
Dimensions
Height (in.)43.1 inches-
Length (in.)80.3 inches-
Length (mm)2,040 mm-
Height (mm)1,095 mm-
Seat Height (mm)851 mm-
Wheelbase (in.)54.1 inches-
Wheelbase (mm)1,374 mm-
Width (in.)27.8 inches-
Width (mm)706 mm-
Seat Height (in.)33.5 inches-
Seat Height851 mm / 33.5 in.765 mm / 30.1 in
Wheelbase1,374 mm / 54.1 in.1520 mm / 59.8 in
Ground Clearance-90 mm / 3.5 in
Height1,095 mm / 43.1 in.1085 mm / 42.7 in
Length2,040 mm / 80.3 in.2270 mm / 89.42 in
Seat Height (Laden)-734 mm / 28.9 in
Width706 mm / 27.8 in.840 mm / 33.1 in
Weights & Capacities
Wet Weight (kg)190.1 kg228
Wet Weight (lbs.)419.0 pounds-
Oil Capacity (l)2.60 litres-
Fuel Capacity (l)17.03 litres-
Fuel Capacity (gal.)4.50 gallons-
Dry Weight (kg)-221
Oil Capacity (Quarts)0.17 quarts-
Dry Weight-221 kg / 487 lbs
Fuel Capacity17.03 litres / 4.50 gallons11.7 Litres / 3.1 US gal
Wet Weight190.1 kg / 419.0 lbs228 kg / 502 lbs
Performance
Max Power-121 hp / 90 kW @ 7500 rpm
Max Torque67.50 Nm (6.9 kgf-m or 49.8 ft.lbs) @ 10500 Revolutions126 Nm / 93 lb-ft @ 6000 rpm
Engine
CO2153.1 CO2 g/km. (CO2 - Carbon dioxide emission)-
Bore x Stroke (mm)67.0 x 42.5 mm-
Bore x Stroke (in,)2.6 x 1.7 inches-
Engine TypeIn-line four, four-stroke-
Fuel ControlDouble Overhead Cams/Twin Cam (DOHC)-
Displacement-1252 cc / 76.4 cu-in
Engine DetailTitanium valvesFour stroke, 60° V-twin Revolution Max 1250, Chain-driven, DOHC, hydraulic self-adjusting lifters, intake & exhaust VVT, four valves per cylinder
Fuel SystemInjection. Fuel Injection with YCC-T and YCC-I-
Bore x Stroke-105 x 72.3 mm
Compression Ratio13.1:112.0:1
Cooling System-Liquid cooled
Exhaust-2-into-1-into-2, catalyst in muffler
Fuel Consumption6.60 litres/100 km (15.2 km/l or 35.64 mpg)-
Fuel Induction-Electronic Sequential Port Fuel Injection (ESPFI)
IgnitionTCI: Transistor Controlled Ignition-
Lubrication-Semi-dry sump
StarterElectricElectric
Valve System4-
Drivetrain
Clutch-Mechanical, 8 plate wet, assist & slip, 1090N
Final DriveChainBelt, 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 DriveO-ring chainGear, 49/89 ratio
Transmission / Drive-6 Speed
Chassis
Trail (mm)97 mm-
Wheel Travel - Rear (mm)119 mm-
Wheel Travel - Rear (in.)4.7 inches-
Wheel Travel - Front (mm)119 mm-
Trail (in.)3.8 inches-
Wheel Travel - Front (in.)4.7 inches-
Frame TypeDeltabox aluminum frame. Magnesium subframe.Stressed-member, high strength low alloy steel trellis frame; stamped, cast, and forged junctions; MIG welded; aluminum forged mid-structure
Suspension - Front43mm KYB® inverted fork, 3-way adjustable43 mm inverted fork with compression, rebound and spring preload adjustability. Aluminium fork triple clamps
Suspension - RearKYB® piggyback shock, 4-way adjustableLinkage-mounted, piggyback monoshock with compression, rebound and hydraulic spring preload adjustability
Fork Angle-28°
Lean Angle-35°
Rake24.0°30°
Swingarm-High strength low alloy steel, tubular sections, stamped x-member, forged axle junctions; MIG welded
Trail97 mm / 3.8 in.148 mm / 5.8 in
Wheel Travel - Front119 mm / 4.7 in.92 mm / 3.6 in
Wheel Travel - Rear119 mm / 4.7 in.82 mm / 3.2 in
Electrical Systems
InstrumentationMultifunction digital and analog instrumentation features: programmable shift light, digital speedometer, analog tachometer, dual tripmeters with miles-on-reserve function, odometer, water temp gauge and lights for neutral, high beam, low fuel and turn si-
Lighting systemDual LED position lights-
Wheels & Brakes
Brakes - Front Diameter (mm)320 mm-
Brakes - Rear Diameter (mm)220 mm-
Brakes - Front Diameter (in.)12.6 inches-
Brakes - Rear Diameter (in.)8.7 inches-
Brakes - FrontDouble disc. ABS. Floating discs. Four-piston calipers. Radially mounted.Single 320mm rotor, radially mounted, monoblock, 4-piston caliper
Brakes - RearSingle disc. ABS. Single-piston caliper.Single 260mm solid uniform expansion rotor, floating single piston caliper
ABS-Standard
Rims - Front-4.5 x 17
Rims - Rear-5.0 x 16
Tyres - Front120/70-ZR17160/70TR17 73V Dunlop- Harley-Davidson Series, radial, GT503
Tyres - Rear180/55-ZR17180/70R16 77V Dunlop- Harley-Davidson Series, radial, GT503
Wheels-Aluminum cast, satin black