Yamaha Grizzly 350 Auto. 4x4 vs Tomberlin SDX-400 IRS ATV (2015)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Yamaha Grizzly 350 Auto. 4x4stacks up against the Tomberlin SDX-400 IRS ATV. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecYamaha Grizzly 350 Auto. 4x4Tomberlin SDX-400 IRS ATV
Model year20152011
Price$5,599
Engine348 cc352 cc
Torque27 Nm
Weight320 kg
Seat height33 mm
Fuel capacity3.8 L
Fuel typepetrolpetrol
Transmission5-speed
Front brakesDouble disc. Hydraulic. Single disc. Hydraulic
Rear brakesExpanding brake (drum brake)Single disc. Hydraulic
Tires25/8-12 / 25/10-12 25/8-12 / 25/10-12

Yamaha Grizzly 350 Auto. 4x4 vs Tomberlin SDX-400 IRS ATV — which should you buy?

Picking between the Yamaha Grizzly 350 Auto. 4x4 and the Tomberlin SDX-400 IRS ATV usually comes down to the numbers you care about most. On paper, the Yamaha Grizzly 350 Auto. 4x4 brings its published horsepower, while the Tomberlin SDX-400 IRS ATV counters with its own power figure at 320 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: