2017 Yamaha YZ85 vs 2023 KTM 450 SX-F

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
2017 Yamaha YZ85 2017 Yamaha YZ85

Cross / motocross

Engine
Single cylinder, two-stroke
Power
N/A
Top Speed
N/A
Weight
71.2 kg / 157.0 lbs
2023 KTM 450 SX-F 2023 KTM 450 SX-F

Cross / motocross

Engine
Single cylinder, four-stroke
Power
N/A
Top Speed
N/A
Weight
N/A
Full Specifications
General
ColoursBlue/WhiteOrange/white/grey
Warranty30 Day Limited Factory Warranty-
Dimensions
Seat Height (mm)841 mm958 mm
Seat Height (in.)33.1 inches37.7 inches
Length (mm)1,821 mm-
Height (mm)1,125 mm-
Height (in.)44.3 inches-
Length (in.)71.7 inches-
Ground Clearance (in.)13.0 inches13.5 inches
Wheelbase (in.)49.5 inches58.5 inches
Wheelbase (mm)1,257 mm1485 mm
Width (in.)29.9 inches-
Width (mm)759 mm-
Ground Clearance (mm)330 mm343 mm
Seat Height841 mm / 33.1 in.958 mm / 37.7 in.
Wheelbase1,257 mm / 49.5 in.1485 mm / 58.5 in.
Height1,125 mm / 44.3 in.-
Length1,821 mm / 71.7 in.-
Width759 mm / 29.9 in.-
Weights & Capacities
Wet Weight (lbs.)157.0 pounds-
Wet Weight (kg)71.2 kg-
Fuel Capacity (gal.)1.30 gallons1.90 US gallons
Dry Weight (lbs.)-226.2 pounds
Fuel Capacity (l)4.92 litres7.20 litres
Dry Weight (kg)-102.6
Dry Weight-102.6 kg / 226.2 lbs
Fuel Capacity4.92 litres / 1.30 gallons7.20 litres / 1.90 US gallons
Wet Weight71.2 kg / 157.0 lbs-
Performance
Power-to-Weight Ratio-0.6140 HP/kg
Engine
Bore x Stroke (in,)1.9 x 1.9 inches3.7 x 2.5 inches
Bore x Stroke (mm)47.5 x 47.8 mm95.0 x 63.4 mm
Engine TypeSingle cylinder, two-strokeSingle cylinder, four-stroke
Stroke-4-stroke
Fuel Control-Single Overhead Cams (SOHC)
Displacement (ci)-27.45 cubic inches
Displacement (cc)-449.9 cc
Engine DetailReed-valve-inducted-
Fuel SystemCarburettor. Keihin PWK 28Injection
Compression Ratio8.2:1-
IgnitionCDIKeihin EMS
StarterElectricElectric
Drivetrain
ClutchWet multi-discWet, DDS multi-disc clutch, Brembo hydraulics
Final DriveChainChain   (final drive)
Gearbox6-speed5-speed
Primary Drive-X-ring 5/8 x 1/4 chain
Chassis
Wheel Travel - Rear (mm)282 mm300 mm
Wheel Travel - Rear (in.)11.1 inches11.8 inches
Wheel Travel - Front (mm)274 mm310 mm
Wheel Travel - Front (in.)10.8 inches12.2 inches
Frame TypeSingle-backbone, semi-double-cradle frameCentral double-cradle-type 25CrMo4 steel
Suspension - FrontInverted forkWP XACT-USD, Ø 48 mm
Suspension - RearSingle shockWP XACT Monoshock with linkage
Rake28.0°26.1°
Wheel Travel - Front274 mm / 10.8 in.310 mm / 12.2 in.
Wheel Travel - Rear282 mm / 11.1 in.300 mm / 11.8 in.
Wheels & Brakes
Brakes - Rear Diameter (in.)7.5 inches-
Brakes - Rear Diameter (mm)190 mm-
Brakes - Front Diameter (mm)220 mm-
Brakes - Front Diameter (in.)8.7 inches-
Brakes - FrontSingle disc. Hydraulic.Single disc. Brake calipers on floating bearings
Brakes - RearSingle disc. Hydraulic.Single disc. Brake calipers on floating bearings
Rims-CNC machined hubs. Excel rims. Wire spoked.
Tyres - Front70/100-171.6-21
Tyres - Rear90/100-14-