Compare/John Deere 4120 vs John Deere 45R

John Deere 4120 vs John Deere 45R

Verdict: John Deere 4120 vs John Deere 45R

The John Deere 4120 and the John Deere 45R are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 35 hp. John Deere 45R is the newer design (2005 vs 2004). 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

35 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

GoldiniReference

With 16.3-28 rear tires.Reference

liquid-cooledReference

Steering

hydrostatic powerReference

—

Distributor

—

John DeereReference

Engine

32.1 kWReference

26.1 kWReference

Displacement

2.4 LReference

1.7 LReference

Bore/Stroke

86 x 105 mmReference

88 x 90 mmReference

Power

32.1 kWReference

26.1 kWReference

Compression

20:1Reference

—

Rated RPM

2400Reference

2800Reference

Starter volts

12Reference

Starter power

2.2 kWReference

—

Oil capacity

36.3 LReference

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Coolant capacity

6.1 LReference

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Fuel Type

dieselReference

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No of Cylinders

4 cylinderReference

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Rated engine speed

2,400 RPMReference

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Bore and stroke

3.386x4.134 inchesReference

—

Compression ratio

20:1Reference

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Cooling system

liquid-cooledReference

—

Air cleaner

—

dryReference

Torque

—

94.9 NmReference

Torque RPM

—

1800Reference

Starter

—

electricReference

Transmission

eHydroReference

—

Gears

infinite forward and reverseReference

6 forward and 3 reverseReference

Transmission Type

E-HSTReference

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forward and reverse options

PowrReverser - 12 F and 12 R | hydrostatic - Infinite F and RReference

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Wheel Drive

4WDReference

—

Clutch

—

216mm mechanical dry discReference

PTO & Hydraulics

PTO (claimed)

26.1 kWReference

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Hydraulic system

36.3 LReference

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Type

hydrostaticReference

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Capacity

36.3 LReference

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Pressure

172.4 barReference

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Pump flow

45.4 lpmReference

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Total flow

64.7 lpmReference

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Steering flow

19.3 lpmReference

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Rear Type

IReference

—

Rear lift (at ends)

1419 kgReference

—

Rear lift (at 24"/610mm)

1134 kgReference

—

Rear PTO

independentReference

—

Rear PTO Type

540Reference

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Mid PTO

independent (optional)Reference

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Mid PTO Type

2100Reference

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Capacities

Fuel

54.9 LReference

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Fuel tank

54.9 LReference

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Crankcase oil volume

7.9 qtsReference

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Dimensions

Wheelbase

181 cmReference

—

Weight

662 kgReference

—

Front tire

8.00-16Reference

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Rear tire

13.6-28Reference

—

Ag front

8.00-16Reference

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Ag rear

13.6-28Reference

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Length

325 cmReference

—

Width

166 cmReference

—

Height (hood)

157 cmReference

—

Height (ROPS)

246 cmReference

—

Max Drawbar

500 kgReference

—

John Deere 4120 attachments

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

75Reference

55Reference

Battery CCA

770Reference

—

Battery volts

12Reference

Total cold cranking amps

770 ccaReference

—

Attachment overview

72" Mower deck

Cutting width

182 cmReference

—

Overall width

215 cmReference

—

Cut height

2 to 24 cmReference

—

John Deere 485 Backhoe

Backhoe type

John Deere 485 BackhoeReference

—

Transport height

228 cmReference

—

Digging depth

266 cmReference

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Reach from pivot

360 cmReference

—

Loading height

223 cmReference

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Bucket Rotation

180°Reference

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Swing Arc

180°Reference

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Bucket force

1691 kgReference

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Dipperstick force

1104 kgReference

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Speeds

General

Make & Model

John DeereReference

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Cruise control

StandardReference

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Country of manufacturer

USAReference

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Power

Max Power

43.1 hpReference

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PTO

PTO Power

35 hpReference

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Rear PTO Power

AvailableReference

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Rear PTO RPM

540 RPMReference

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Mid PTO RPM

2,100 RPMReference

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Hydraulics

Pump Rated Output (total)

17.1 gpmReference

—

Hydraulics Type

Open CenterReference

—

Maximum operating pressure

2,500 psiReference

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Steering & Implements flow

5.1 gpm (12 gpm)Reference

—

Rear Hitch category (SAE designation)

Category IReference

—

Rear Hitch maximum lift capacity

1,419.7 kgReference

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Dimensions & weight

Height Over ROPS

246.9 cmReference

—

Overall Length

325.6 cmReference

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Overall weight

1,678.3 kgReference

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Wheels & tyres

Rear Wheel Type

13.6-28Reference

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Front Wheel Type

8.00-16Reference

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Operator station

Seat Suspension

TRUEReference

—

Steering & brakes

Steering type

Hydrostatic PowerReference

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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.