BamX BX400-S Assault vs Honda TRX400X (2018)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the BamX BX400-S Assaultstacks up against the Honda TRX400X. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecBamX BX400-S AssaultHonda TRX400X
Model year20102018
Price$4,299$6,399
Engine387 cc397 cc
Horsepower19 hp
Torque25 Nm
Weight193 kg
Seat height33 mm
Fuel capacity2.4 L2.6 L
Fuel typepetrolpetrol
Transmission6-speed5-speed
Front brakesSingle discDouble disc. Hydraulic.
Rear brakesSingle discSingle disc
Tires21/7-10 / 20/10-9 22/7-10 / 20/10-9

BamX BX400-S Assault vs Honda TRX400X — which should you buy?

Picking between the BamX BX400-S Assault and the Honda TRX400X usually comes down to the numbers you care about most. On paper, the BamX BX400-S Assault brings 19 hp in a 193 kg package, while the Honda TRX400X counters with its own power figure. On price, the BamX BX400-S Assault has the lower MSRP.

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: