ChallengerFarm Tier
Challenger MT665
Challenger MT665 delivers 250 HP. Mainstream median tier in Farm class. High ballast / heavy traction ballast (Pulling powerhouse)

TRACTORCOMPARE.COM
Category Benchmark Standing & Percentiles
Relative performance compared against all 9,935 models in the Farm equipment category.
Engine Horsepower Rating
250 HP60th Percentile
MinMedian: 68.6 HPClass Max: 960 HP
Power-to-Weight Traction Density11.63 HP / 1,000 lb
High ballast / heavy traction ballast (Pulling powerhouse)
Operating Mass: 21,500 lbs
Hydraulic Pump Flow Capacity29 gpm
Exceeds the 16.5 gpm category median for modern hydraulic implements.
Category Median: 16.5 gpm
Top Rivals to Compare Head-to-Head
Frequently cross-shopped tractors with comparable power and application scope.
Fendt
Launch Battle vs Favorit 818 →Fendt Favorit 818
Power: 190 HP•Weight: 17,044 lbs
Fiat
Launch Battle vs G190 →Fiat G190
Power: 190 HP•Weight: N/A
Valtra
Launch Battle vs T173 →Valtra T173
Power: 190 HP•Weight: N/A
Complete Machine Specifications
Engine & Mechanics
Rated Horsepower250 HP
ModelSisu
Typeturbocharged aftercooled diesel
Cylinders6
Displacement8.4 L
Drivetrain & Transmission
Drive Type4WD
Transmissionpower shift
Forward Gears18
Reverse Gears6
Hydraulics & Dimensions
Pump Flow (Standard)29 gpm
Base Shipping Weight21,500 lbs
Wheelbase121 in
Nebraska TestStandard Factory