2006 Yamaha YZF-R6 vs 2025 Harley-Davidson Sportster S

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
2006 Yamaha YZF-R6 2006 Yamaha YZF-R6

Sport

Engine
In-line four
Power
N/A
Top Speed
N/A
Weight
354.9 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
Year-2025
Make Model-Harley Davidson Sportster S
Dimensions
Ground Clearance (in.)5.1 inches-
Ground Clearance (mm)130 mm-
Height (in.)43.3 inches-
Height (mm)1,100 mm-
Length (in.)80.3 inches-
Width (mm)700 mm-
Seat Height (in.)33.5 inches-
Width (in.)27.6 inches-
Wheelbase (mm)1,380 mm-
Length (mm)2,040 mm-
Seat Height (mm)850 mm-
Wheelbase (in.)54.3 inches-
Seat Height850 mm / 33.5 in.765 mm / 30.1 in
Wheelbase1,380 mm / 54.3 in.1520 mm / 59.8 in
Ground Clearance-90 mm / 3.5 in
Height1,100 mm / 43.3 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
Width700 mm / 27.6 in.840 mm / 33.1 in
Weights & Capacities
Wet Weight (kg)-228
Dry Weight (lbs.)354.9 pounds-
Dry Weight (kg)161221
Fuel Capacity (gal.)4.62 gallons-
Fuel Capacity (l)17.50 litres-
Dry Weight161 kg / 354.9 lbs221 kg / 487 lbs
Fuel Capacity17.50 litres / 4.62 gallons11.7 Litres / 3.1 US gal
Wet Weight-228 kg / 502 lbs
Performance
Max Power-121 hp / 90 kW @ 7500 rpm
Max Torque68.00126 Nm / 93 lb-ft @ 6000 rpm
Power-to-Weight Ratio0.8146 HP/kg-
Engine
Stroke4-
Bore x Stroke (mm)67.0 x 42.5 mm-
Displacement (ci)36.55 cubic inches-
Displacement (cc)599.00 cc-
Engine TypeIn-line four-
Bore x Stroke (in,)2.6 x 1.7 inches-
Fuel ControlDOHC-
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 Ratio12.8:112.0:1
Cooling System-Liquid cooled
Engine LubricationWet sump-
Exhaust-2-into-1-into-2, catalyst in muffler
Fuel Induction-Electronic Sequential Port Fuel Injection (ESPFI)
IgnitionTCI-
Lubrication-Semi-dry sump
StarterElectricElectric
Valve System4-
Drivetrain
ClutchWet multiple-disc coil springMechanical, 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
Gearbox5-speed-
Primary Drive-Gear, 49/89 ratio
Transmission / Drive-6 Speed
Chassis
Wheel Travel - Front (in.)1.7 inches-
Wheel Travel - Front (mm)43 mm-
Frame Type-Stressed-member, high strength low alloy steel trellis frame; stamped, cast, and forged junctions; MIG welded; aluminum forged mid-structure
Suspension - FrontTelescopic fork43 mm inverted fork with compression, rebound and spring preload adjustability. Aluminium fork triple clamps
Suspension - RearSwingarm (link suspension)Linkage-mounted, piggyback monoshock with compression, rebound and hydraulic spring preload adjustability
Fork Angle-28°
Lean Angle-35°
Rake-30°
Swingarm-High strength low alloy steel, tubular sections, stamped x-member, forged axle junctions; MIG welded
Trail-148 mm / 5.8 in
Wheel Travel - Front43 mm / 1.7 in.92 mm / 3.6 in
Wheel Travel - Rear-82 mm / 3.2 in
Wheels & Brakes
Brakes - Rear Diameter (mm)220 mm-
Brakes - Front Diameter (mm)310 mm-
Brakes - Front Diameter (in.)12.2 inches-
Brakes - Rear Diameter (in.)8.7 inches-
Brakes - FrontDouble discSingle 320mm rotor, radially mounted, monoblock, 4-piston caliper
Brakes - RearSingle discSingle 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