Kawasaki KLX® 140R vs KTM SX 150 (2026)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Kawasaki KLX® 140Rstacks up against the KTM SX 150. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecKawasaki KLX® 140RKTM SX 150
Model year20262025
Price$3,699
Engine144 cc144 cc
Weight87 kg
Seat height779 mm
Fuel capacity5.0 L
Fuel typepetrolpetrol
TransmissionManual, 5 speed, Chain
Front brakesDisc
Rear brakesDisc
Tires70/100 - 17 40M / 90/100 - 14 49MDunlop® GEOMAX MX34 80/100 R21 51M / Dunlop® GEOMAX MX34 100/90 R19 57M

Kawasaki KLX® 140R vs KTM SX 150 — which should you buy?

Picking between the Kawasaki KLX® 140R and the KTM SX 150 usually comes down to the numbers you care about most. On paper, the Kawasaki KLX® 140R brings its published horsepower in a 87 kg package, while the KTM SX 150 counters with its own power figure.

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: