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Compare Tractors

See horsepower, lift capacity, hydraulic flow, and the numbers that matter to your work. Up to 4 machines, side by side, in graphs built to show which tractor is better at what.

3 of 4 selected
JohnDeere1025R
JohnDeere4044R
JohnDeere4066M
Comparison loaded for 3 tractors.

The headline numbers at a glance.

John Deere 1025RJohn Deere 4044RJohn Deere 4066M
Engine HPhp
23.9 hp
42.5 hp
65 hp
PTO HPhp
18.2 hp
32.3 hp
51.9 hp
Weightlb
1,556 lb
Loader Liftlb
754 lb
703 lb
2,396 lb
1,764 lb
2,396 lb
1,764 lb
120RH120At pivot@ 19.7 in ahead of pivotAt pivot@ 19.7 in ahead of pivot
3-Pt Lift (24 in)lb
758 lb
2,500 lb
2,500 lb
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Full Spec Sheet

Every published spec, side by side, including the details the graphs above don't chart.

SpecJohn Deere1025RJohn Deere4044RJohn Deere4066M
PTO Power18.2 hp32.3 hp51.9 hp
Alternator40 A75 A, 12 V75 A, 12 V
Air CleanerDual element with mechanical restriction indicatorDual element (dry type with safety element)Dual element (dry type with safety element)
Engine TypeDieselDieselDiesel
Fuel SystemIndirect injectionHigh-pressure common rail direct injectionHigh-pressure common rail direct injection
Displacement77.3 in³133.6 in³127.6 in³
No. of Cylinders344
Rated Engine Speed3200 rpm2600 rpm2600 rpm
Cooling System TypeWater pumpLiquid (water pump)Liquid (water pump)
Engine ManufacturerYanmarYanmarYanmar
Engine Power (Gross)23.9 hp @ 200 rpm42.5 hp @ 600 rpm65 hp @ 600 rpm
Engine Emissions ConstraintsTier 4Tier 4Tier 4
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John Deere 1025R vs John Deere 4044R vs John Deere 4066M | Side-by-side comparison | ITC Resource Center