GAS GAS Pampera 400 vs KTM Adventure 390 X (2026)

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

Spec comparison

SpecGAS GAS Pampera 400KTM Adventure 390 X
Model year20062026
Price$6,499
Engine398 cc398 cc
Weight165 kg
Seat height36 mm825 mm
Fuel capacity2.0 L14.0 L
Fuel typepetrolpetrol
Transmission6-speedManual, 6 speed, Chain
Front brakesSingle discHydraulic Disc
Rear brakesSingle discHydraulic Disc
Tires90/90-21 / 120/90-18 100/90 R19 / 130/80 R17

GAS GAS Pampera 400 vs KTM Adventure 390 X — which should you buy?

Picking between the GAS GAS Pampera 400 and the KTM Adventure 390 X usually comes down to the numbers you care about most. On paper, the GAS GAS Pampera 400 brings its published horsepower, while the KTM Adventure 390 X counters with its own power figure at 165 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: