KTM Adventure 390 R vs Triumph Scrambler 400 X Base (2026)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the KTM Adventure 390 Rstacks up against the Triumph Scrambler 400 X Base. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecKTM Adventure 390 RTriumph Scrambler 400 X Base
Model year20262025
Price$7,699
Engine398 cc398 cc
Weight165 kg179 kg
Seat height870 mm
Fuel capacity14.0 L
Fuel typepetrolpetrol
TransmissionManual, 6 speed, Chain
Front brakesHydraulic Disc
Rear brakesHydraulic Disc
TiresMitas Enduro Trail E07+ 90/90 R21 / Mitas Enduro Trail E07+ 140/80 R18Metzeler Karoo Street: 100/90 R19 / Metzeler Karoo Street: 140/80 R17

KTM Adventure 390 R vs Triumph Scrambler 400 X Base — which should you buy?

Picking between the KTM Adventure 390 R and the Triumph Scrambler 400 X Base usually comes down to the numbers you care about most. On paper, the KTM Adventure 390 R brings its published horsepower in a 165 kg package, while the Triumph Scrambler 400 X Base counters with its own power figure at 179 kg.

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: