2025 Harley-Davidson Sportster S vs 2026 KTM 990 RC-R

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
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
2026 KTM 990 RC-R 2026 KTM 990 RC-R

Sport

Engine
Four stroke, parallel twin cylinder, DOHC, 4 valve per cylinder
Power
128.2 hp / 94.3 kW @ 9500 rpm
Top Speed
N/A
Weight
195 kg 430 lbs
Full Specifications
General
Year20252026
Make ModelHarley Davidson Sportster SKTM 990 RC-R
Dimensions
Seat Height765 mm / 30.1 in845 mm / 33.3 in
Wheelbase1520 mm / 59.8 in1481 mm / 58.3 in
Ground Clearance90 mm / 3.5 in163 mm / 6.4 in
Height1085 mm / 42.7 in-
Length2270 mm / 89.42 in-
Seat Height (Laden)734 mm / 28.9 in-
Width840 mm / 33.1 in-
Weights & Capacities
Wet Weight (kg)228 195
Dry Weight (kg)221-
Dry Weight221 kg / 487 lbs-
Fuel Capacity11.7 Litres / 3.1 US gal15.7 litres / 4.1 US gal
Wet Weight228 kg / 502 lbs195 kg 430 lbs
Performance
Max Power121 hp / 90 kW @ 7500 rpm128.2 hp / 94.3 kW @ 9500 rpm
Max Torque126 Nm / 93 lb-ft @ 6000 rpm103 Nm / 75.9 lb-ft @ 6750 rpm
Engine
Displacement1252 cc / 76.4 cu-in947 cc / 57.8 cu-in
Engine DetailFour stroke, 60° V-twin Revolution Max 1250, Chain-driven, DOHC, hydraulic self-adjusting lifters, intake & exhaust VVT, four valves per cylinderFour stroke, parallel twin cylinder, DOHC, 4 valve per cylinder
Bore x Stroke105 x 72.3 mm92.5 x 70.4 mm
Compression Ratio12.0:113.5:1
Cooling SystemLiquid cooledLiquid cooled with water/oil heat exchanger
Emissions-EURO 5+
Engine Management-Bosch EMS with RBW
Exhaust2-into-1-into-2, catalyst in muffler-
Fuel InductionElectronic Sequential Port Fuel Injection (ESPFI)46mm DKK Dellorto throttle body
LubricationSemi-dry sumpForced oil lubrication with 2 oil pumps
StarterElectricElectric
Drivetrain
ClutchMechanical, 8 plate wet, assist & slip, 1090NPASC slipper clutch, cable operated
Final DriveBelt, 34/80 ratioChain 520 X-ring, 16:43
Gear Ratios1st 12.21 / 2nd 9.022 / 3rd 6.994 / 4th 5.641 / 5th 4.731 / 6th 4.131-
Primary DriveGear, 49/89 ratio42:76
Transmission / Drive6 Speed6-Speed
Chassis
Frame TypeStressed-member, high strength low alloy steel trellis frame; stamped, cast, and forged junctions; MIG welded; aluminum forged mid-structureChromium-Molybdenum-Steel frame using the engine as stressed element, powder coated
Suspension - Front43 mm inverted fork with compression, rebound and spring preload adjustability. Aluminium fork triple clampsWP APEX 48, open cartridge, compression & rebound (30 Clicks), preload (3 clicks)
Suspension - RearLinkage-mounted, piggyback monoshock with compression, rebound and hydraulic spring preload adjustabilityWP APEX - Monoshock, compression high-speed (3 turns) low-speed (30 clicks), rebound (30 clicks), preload (10 turns)
Fork Angle28°-
Lean Angle35°-
Rake30°-
SwingarmHigh strength low alloy steel, tubular sections, stamped x-member, forged axle junctions; MIG welded-
Trail148 mm / 5.8 in-
Wheel Travel - Front92 mm / 3.6 in147 mm / 5.8 in
Wheel Travel - Rear82 mm / 3.2 in134 mm / 5.3 in
Wheels & Brakes
Brakes - FrontSingle 320mm rotor, radially mounted, monoblock, 4-piston caliper2 x 320mm discs, radially mounted 4 piston caliper
Brakes - RearSingle 260mm solid uniform expansion rotor, floating single piston caliperSingle 240 mm disc, single piston caliper
ABSStandardStandard
Rims - Front4.5 x 17-
Rims - Rear5.0 x 16-
Tyres - Front160/70TR17 73V Dunlop- Harley-Davidson Series, radial, GT503120/70-ZR 17
Tyres - Rear180/70R16 77V Dunlop- Harley-Davidson Series, radial, GT503180/55-ZR 17
WheelsAluminum cast, satin blackCast aluminium
Wheels - Front-3.5 x 17
Wheels - Rear-5.5 x 17