2003 Suzuki JR80 vs 2021 KTM 65 SX

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
2003 Suzuki JR80 2003 Suzuki JR80

Minibike, cross

Engine
Single cylinder
Power
N/A
Top Speed
N/A
Weight
58 kg / 127.9 lbs
2021 KTM 65 SX 2021 KTM 65 SX

Minibike, cross

Engine
Single cylinder, two-stroke
Power
N/A
Top Speed
N/A
Weight
53 kg / 116.8 lbs
Full Specifications
General
Colours-Orange/white/black
Dimensions
Ground Clearance (in.)7.7 inches11.0 inches
Ground Clearance (mm)195 mm280 mm
Seat Height685 mm / 27.0 in.750 mm / 29.5 in.
Wheelbase1,050 mm / 41.3 in.1270 mm / 50.0 in.
Height915 mm / 36.0 in.-
Length1,540 mm / 60.6 in.-
Width730 mm / 28.7 in.-
Weights & Capacities
Dry Weight58 kg / 127.9 lbs53 kg / 116.8 lbs
Fuel Capacity4.10 litres / 1.08 gallons3.50 litres / 0.92 US gallons
Engine
Stroke2-
Engine TypeSingle cylinderSingle cylinder, two-stroke
Displacement (cc)79.00 cc64.9 cc
Bore x Stroke (in,)1.9 x 1.7 inches1.8 x 1.6 inches
Displacement (ci)4.82 cubic inches3.96 cubic inches
Bore x Stroke (mm)49.0 x 42.0 mm45.0 x 40.8 mm
Fuel SystemCarburettorCarburettor. Mikuni TMX
Compression Ratio6.8:1-
Engine Lubrication-Mixture oil lubrication
Ignition-MEDJ digital EMS
Starter-Kick
Drivetrain
Clutch-Wet, multi-disc clutch, Formula hydraulics
Final DriveChainChain   (final drive)
Gearbox5-speed6-speed
Primary Drive-1/2  x  5/16
Chassis
Frame Type-25CrMo4 steel central-tube
Suspension - Front-XACT 43 WP Upside-Down fork, Ø 43 mm
Suspension - Rear-XACT WP mono shock
Rake-25.5°
Wheel Travel - Front-215 mm / 8.5 in.
Wheel Travel - Rear-270 mm / 10.6 in.
Wheels & Brakes
Brakes - FrontExpanding brake (drum brake)Single disc
Brakes - RearExpanding brake (drum brake)Single disc
Tyres - Front2.50-14-4pr-
Tyres - Rear3.00-12-4pr-

Verdict

Winner on specs

2021 KTM 65 SX

The 2021 KTM 65 SX edges out the 2003 Suzuki JR80 thanks to its lighter kerb weight and greater ground clearance. Specifications are one part of the picture - dealer support, parts availability, and intended use all matter too.

Key Differences

2003 Suzuki JR80 - Advantages

  • Lower seat height: 685 mm vs 750 mm - accessible to a wider range of rider heights.

2021 KTM 65 SX - Advantages

  • Lighter: 53 kg vs 58 kg - easier to handle and less fatiguing on long trips.
  • More ground clearance: 280 mm vs 195 mm - better clearance over rocks and obstacles.

2003 Suzuki JR80 vs 2021 KTM 65 SX - FAQs

What are the engine differences between the 2003 Suzuki JR80 and 2021 KTM 65 SX?
The 2003 Suzuki JR80 uses Single cylinder, while the 2021 KTM 65 SX is powered by Single cylinder, two-stroke. This is a fundamental difference - the 2003 Suzuki JR80 is a four-stroke engine while the 2021 KTM 65 SX runs a two-stroke, resulting in very different power delivery, maintenance requirements, and riding character.
Which bike is better for shorter riders, the 2003 Suzuki JR80 or the 2021 KTM 65 SX?
The 2003 Suzuki JR80 has the lower seat at 685 mm, making it more accessible. The 2021 KTM 65 SX sits higher at 750 mm. A seat height below 800 mm suits most riders; above 820 mm shorter riders may need to tiptoe.
Which should I buy, the 2003 Suzuki JR80 or the 2021 KTM 65 SX?
Both are strong choices. The 2003 Suzuki JR80 has the edge in lower seat height, while the 2021 KTM 65 SX stands out for lighter kerb weight and greater ground clearance. Visit dealers, arrange test rides, and factor in local parts and service costs - these often matter as much as the spec sheet.