KTM Duke II 640 vs KTM 620 SuperMoto (2001)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the KTM Duke II 640stacks up against the KTM 620 SuperMoto. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecKTM Duke II 640KTM 620 SuperMoto
Model year20012000
Price
Engine625 cc625 cc
Horsepower55 hp60 hp
Torque58 Nm
Weight145 kg
Seat height34 mm
Fuel capacity3.2 L3.2 L
Fuel typepetrolpetrol
Transmission5-speed
Front brakesSingle discSingle disc
Rear brakesSingle discSingle disc
Tires120/70-HR17 / 160/60-HR17

KTM Duke II 640 vs KTM 620 SuperMoto — which should you buy?

Picking between the KTM Duke II 640 and the KTM 620 SuperMoto usually comes down to the numbers you care about most. On paper, the KTM Duke II 640 brings 55 hp in a 145 kg package, while the KTM 620 SuperMoto counters with 60 hp.

Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike: