Head to head · Utility

John Deere 2025R vs Satoh Bison S650G

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John DeereModel A

John Deere 2025R

Utility

power
25 hp
displacement
77.3 ci
Cylinders
3
Forward gears
Not recorded
Full 2025R specs
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SatohModel B

Satoh Bison S650G

Utility

power
25 hp
displacement
60.2 ci
Cylinders
4
Forward gears
6
Full Bison S650G specs
John DeereJohn Deere 2025R
vs
SatohSatoh Bison S650G

How they compare

Headline specs vs. the whole Utility

n = 3,933–5,720

Engine Power

= Effectively tied
2025R25 hp
Bison S650G25 hp
Median Utility Tractor55 hp

2025R is in the 16th percentile; Bison S650G is in the 16th · 5,383 models

Engine Displacement

▲ 2025R higher · +17.1 ci (+28%)
2025R77.3 ci
Bison S650G60.2 ci
Median Utility Tractor183 ci

2025R is in the 11th percentile; Bison S650G is in the 6th · 5,580 models

Cylinders

▲ Bison S650G higher · +1 (+33%)
2025R3
Bison S650G4
Median Utility Tractor4

2025R is in the 23rd percentile; Bison S650G is in the 50th · 5,720 models

Operating Weight

▲ Bison S650G higher · +445 lb (+27%)
2025R1,660 lb
Bison S650G2,105 lb
Median Utility Tractor5,303 lb

2025R is in the 8th percentile; Bison S650G is in the 13th · 5,107 models

2025R (A)Bison S650G (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecJohn Deere 2025RSatoh Bison S650GDifference
ManufacturerJohn DeereSatoh—
Model2025RBison S650G—
CategoryUtilityUtilitySame

Engine

SpecJohn Deere 2025RSatoh Bison S650GDifference
ManufacturerYanmarMazda—
Model3TNV80PB100—
Power Output25hp25hpSame
Rated RPM3,000RPM2,800RPM▲ 2025R+200 RPM · +7%
Cylinders34▲ Bison S650G+1 · +33%
Displacement77.3ci60.2ci▲ 2025R+17.1 ci · +28%
Bore3.2in2.7in▲ 2025R+0.4 in · +15%
Stroke3.3in2.7in▲ 2025R+0.6 in · +22%

Transmission

SpecJohn Deere 2025RSatoh Bison S650GDifference
TypeHydrostaticUnsynchronized gear with dry disc clutch—

Dimensions & Weight

SpecJohn Deere 2025RSatoh Bison S650GDifference
Length109in94.9in▲ 2025R+14.1 in · +15%
Width50.8in53in▲ Bison S650G+2.2 in · +4%
Height89in54.7in▲ 2025R+34.3 in · +63%
Operating Weight1,660lb2,105lb▲ Bison S650G+445 lb · +27%

Hydraulics

SpecJohn Deere 2025RSatoh Bison S650GDifference
System TypeOpen centerNot recorded—
Steering TypePowerMechanical—

Power Take-off (PTO)

SpecJohn Deere 2025RSatoh Bison S650GDifference
TypeIndependentRear—
Speed 1540rpm540rpmSame
Speed 22,000rpm1,000rpm▲ 2025R+1,000 rpm · +100%

Hitch & Towing

SpecJohn Deere 2025RSatoh Bison S650GDifference
Hitch TypeThree-point hitchNot recorded—
Hitch CategoryIISame
Hitch PositionRearNot recorded—
Hitch Capacity1,433lbNot recorded—

Chassis & Drive

SpecJohn Deere 2025RSatoh Bison S650GDifference
Chassis Type4x4 MFWD 4WD4x2 2WD—
Drive TypeMFWD - Mechanical Front Wheel Drive2WD—
Steering TypePowerMechanical—
Brake TypeWet discDifferential mechanical internal expanding shoe—

Electrical

SpecJohn Deere 2025RSatoh Bison S650GDifference
Starter TypeElectricElectricSame

Capacities

SpecJohn Deere 2025RSatoh Bison S650GDifference
Coolant0.9gal1.9gal▲ Bison S650G+1.1 gal · +137%

Operator Station

SpecJohn Deere 2025RSatoh Bison S650GDifference
TypeOpen operator station with two-post ROPSOpen with two-post ROPS—

Category context

Both models against the field

Engine Power

median 55 hp
A · 16th percentile (25 hp)B · 16th percentile (25 hp)

Engine Displacement

median 183 ci
A · 11th percentile (77.3 ci)B · 6th percentile (60.2 ci)

Cylinders

median 4
A · 23rd percentile (3)B · 50th percentile (4)

Operating Weight

median 5,303 lb
A · 8th percentile (1,660 lb)B · 13th percentile (2,105 lb)

Length

median 137 in
A · 15th percentile (109 in)B · 6th percentile (94.9 in)
A · 2025RB · Bison S650GMedian Utility Tractor
Full spec pageJohn Deere 2025RFull spec pageSatoh Bison S650G