Comparison of Kymco MXU 450i and Yamaha Big Bear 400 4x4 IRS 2009

Attribute	Kymco MXU 450i ×	Yamaha Big Bear 400 4x4 IRS 2009 ×
General
Production from (year)	2013	2009
Make	Kymco	Yamaha
Model	Kymco MXU 450i	Yamaha Big Bear 400 4x4 IRS
Category	ATV	ATV
Engine and transmission
Engine type	Single cylinder, four-stroke	Single cylinder, four-stroke
Valves per cylinder	4	-
Fuel system	Injection. EFI	Carburettor. Mikuni® 33mm BSR
Displacement (cm³)	443	386
Power (kw)	24.1	-
Cooling system	Liquid	Oil & air
Transmission type,final drive	Shaft drive (cardan)	Shaft drive (cardan)
Torque (Nm)	34	-
Bore (mm)	89	83
Stroke (mm)	71.2	71.5
Gearbox	Automatic	5-speed
Fuel control	Single Overhead Cams (SOHC)	Single Overhead Cams (SOHC)
Driveline	CVT Automatic H-L-N-R.	-
Ignition	Electric	DC-CDI
Lubrication system	Wet sump	-
Compression	9.0:1	8.6:1
Chassis
Front suspension	Independent Dual A-Arm	Independent double wishbone
Rear suspension	Independent Dual A-Arm	Independent double wishbone
Front brakes	Single disc	Double disc
Rear brakes	Single disc	Double disc
Frame type	Steel	-
Front tyre	24/8-12	25/7-AT12
Rear tyre	24/10-12	25/10-AT12
Front wheel travel (mm)	178	127
Rear wheel travel (mm)	178	127
Other
Starter	Electric	Electric
Color options	black green red	black metalic hunter green realtree® ap hd® camouflage steel blue
Carrying capacity	Heavy-Duty Front and Rear Equipment Racks	-
Dimensions
Wheelbase (mm)	1,217	1,229
Dry weight (kg)	275	269
Power/weight ratio	0.0874	-
Overall height (mm)	1,194	1,186
Overall length (mm)	2,123	2,017
Overall width (mm)	1,092	1,115
Seat height (mm)	808	894
Ground clearance (mm)	267	267
Performance
Fuel capacity (l)	17.79	15.14