Compare/John Deere 6125M vs John Deere 6620 Premium

John Deere 6125M vs John Deere 6620 Premium

Verdict: John Deere 6125M vs John Deere 6620 Premium

The John Deere 6125M and the John Deere 6620 Premium are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 125 hp. John Deere 6125M is the lighter machine (5,225 kg vs 5,230 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 6125M holds more fuel (219.6 L vs 207.0 L) for longer stints between fills. John Deere 6125M is the newer design (2013 vs 2001). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

John Deere

Fit score

Best match

Clear

John Deere

Fit score

Best match

Clear

Rated power

125 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

Drawbar performanceReference

liquid-cooledReference

Original price

$101,397 (2014 AutoQuad Cab 4WD )Reference

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Differential lock

limit-slip front (4WD)Reference

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Steering

hydrostatic powerReference

Engine

Engine (gross)

93.2 kWReference

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Engine (max)

96.9 kWReference

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Drawbar (tested)

73.3 kWReference

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Displacement

4.5 LReference

6.8 LReference

Bore/Stroke

106 x 127 mmReference

Emissions

Interim Tier IVReference

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Emission control

cooled exhaust gas recirculationReference

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Rated Power (gross)

93.2 kWReference

—

Maximum Power (gross)

96.9 kWReference

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Fuel system

high pressure common railReference

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Compression

16.1:1Reference

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Rated RPM

2100Reference

2300Reference

Torque

562.7 NmReference

531.6 NmReference

Torque RPM

1600Reference

1500Reference

Starter

electricReference

Starter volts

12Reference

Oil capacity

52.1 LReference

—

Coolant capacity

22.1 LReference

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Max power

73.3 kWReference

—

Power at rated engine speed

78.4 kWReference

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Fuel Type

DieselReference

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No of Cylinders

4 cylinderReference

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Emissions compliance

Interim Tier IV |cooled exhaust gas recirculationReference

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Engine torque at rated speed

188.2 kgReference

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Bore and stroke

4.19x5.00 inchesReference

—

Compression ratio

16.1:1Reference

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Cooling system

liquid-cooledReference

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Engine (net)

—

93.2 kWReference

Rated Power (net)

—

93.2 kWReference

Idle RPM

—

850-2460Reference

Operating RPM

—

1300-2300Reference

Firing order

—

1-5-3-6-2-4Reference

Intake valve clearance

—

0.356 mmReference

Exhaust valve clearance

—

0.457 mmReference

Transmission

AutoQuad PlusReference

AutoQuad IIReference

Gears

24 forward and reverseReference

Clutch

wet discReference

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Transmission Type

Sync ShuttleReference

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Wheel Drive

4WDReference

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Rear Axle Drive Type

3 Planetary gear reductionReference

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PTO & Hydraulics

PTO (claimed)

76.1 kWReference

82.0 kWReference

PTO (tested)

85.7 kWReference

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Hydraulic system

51.9 LReference

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Type

partial power shiftReference

Capacity

51.9 LReference

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Pressure

200.0 barReference

Rear valves

1 to 3Reference

—

Mid valves

2 or 3 (optional)Reference

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Pump flow

113.6 lpmReference

96.1 lpmReference

SCV flow

79.9 lpmReference

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Rear Type

II/IIINReference

Control

electrohydraulic load sensingReference

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Rear lift (at 24"/610mm)

2833 kgReference

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Drawbar

Cat. IIReference

—

Rear PTO

independentReference

Rear PTO Type

540/1000 (1.375)Reference

540/1000Reference

Engine RPM

1000@1932Reference

—

Power at rated PTO speed

85.3 kWReference

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Rear lift

—

7420 kgReference

Capacities

Fuel

219.5 LReference

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Fuel tank

219.6 LReference

207.0 LReference

Max capacity

—

8500 kgReference

Dimensions

Wheelbase

258 cmReference

—

Weight

5225 kgReference

5230 kgReference

Front tire

10.00-16Reference

14.9R28Reference

Rear tire

460/85R34 (2WD)Reference

18.4R38Reference

Standard tires (ag)

Front: 380/85R24. Rear: 460/85R34 (4WD)Reference

Front: 14.9R28. Rear: 18.4R38Reference

Max weight

8700 kgReference

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Clearance (front axle)

51 cmReference

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Bar rear axle

78 by 2555 mmReference

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Front tread

153 to 204 cmReference

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Max front axle

—

4500 kgReference

Max rear axle

—

6899 kgReference

John Deere 6125M attachments

6125M Serial Number Location

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

150 (optional)Reference

115Reference

Charging volts

14Reference

—

Battery volts

12Reference

Attachment overview

Test results

Fuel use

26.1 l/hourReference

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Max pull

4911 kgReference

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General

Make & Model

John DeereReference

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Drawbar category

Cat. IIReference

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Rear Axle Type

Flange | BarReference

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Rollover protective structure

FALSEReference

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Display

Performance Monitor, Several Settings can be adjustedReference

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Radio

Radio Available ex factoryReference

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Country of manufacturer

GermanyReference

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Power

Rated Power

125 hpReference

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PTO

PTO Power

102 hpReference

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Rear PTO Power

AvailableReference

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Rear PTO RPM

1,000 RPMReference

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Engine Speed on Rear PTO speed

1,000@1,932 RPMReference

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Steering & brakes

Brakes

Hydraulic wet disc brakesReference

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Steering type

hydrostatic powerReference

—

Hydraulics

Hydraulics Type

open center pressure compensatedReference

—

Maximum operating pressure

2,900 psiReference

—

Remote Valves

1 to 3 valvesReference

—

Rear Hitch category (SAE designation)

Category II/IIINReference

—

Rear Hitch Sensing Type

electrohydraulic load sensingReference

—

Dimensions & weight

Front axle clearance

52 cmReference

—

Overall weight

5,224.9 kgReference

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Wheels & tyres

Rear Wheel Type

std - 460/85R34 (2WD) | opt - 460/85R34 (4WD)Reference

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Front Wheel Type

std - 10.00-16.(2WD) | opt - 380/85R24.(4WD)Reference

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Front Wheel tread range

60.4 to 80.4 inchesReference

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Operator station

Cab Availability

AvailableReference

—

Cab Air conditioning, temperature differential

TRUEReference

—

Cab glass area

51.6 sq. ftReference

—

6620 Premium Serial Numbers

Location:

—

Right side of main tractor frame.Reference

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.