Compare/John Deere 3046R vs John Deere 840

John Deere 3046R vs John Deere 840

Verdict: John Deere 3046R vs John Deere 840

The John Deere 3046R and the John Deere 840 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 34 hp. John Deere 840 is the lighter machine (2,269 kg vs 2,900 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 3046R is the newer design (2014 vs 1976). 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

34 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

With 11.2-24 R1 rear tires.Reference

liquid-cooledReference

Final drives

helical gearReference

planetaryReference

Engine

33.3 kWReference

28.0 kWReference

Displacement

1.6 LReference

2.9 LReference

Bore/Stroke

86 x 90 mmReference

106 x 110 mmReference

Emissions

Tier IVReference

—

Emission control

diesel particulate filter (DPF)Reference

—

Power

33.3 kWReference

28.0 kWReference

Rated RPM

2600Reference

2400Reference

Starter

electricReference

—

Starter volts

12Reference

Coolant capacity

7.0 LReference

10.5 LReference

Oil capacity

25.7 LReference

7.0 LReference

Oil change

200 hReference

—

Fuel Type

DieselReference

—

No of Cylinders

ThreeReference

—

Rated engine speed

2,600 rpmReference

—

Emissions compliance

Final Tier 4Reference

—

Cylinder liners

Cast-in-blockReference

—

Engine torque at rated speed

112.3 NmReference

—

Injection pump type

High pressure common rail direct injectionReference

—

Aspiration

Turbocharged and intercooledReference

—

Bore and stroke

86 x 90 mmReference

—

Compression ratio

19.1:1Reference

—

Cooling system

LiquidReference

—

Fuel system

—

direct injectionReference

Compression

—

16.8:1Reference

Operating RPM

—

1300-2400Reference

Starter power

—

3.0 kWReference

Transmission

Gears

infinite forward and reverse (3-range)Reference

16 forward and 8 reverseReference

Transmission Type

E-HSTReference

—

Wheel Drive

4WDReference

—

PTO & Hydraulics

PTO (claimed)

25.4 kWReference

25.0 kWReference

Hydraulic system

25.7 LReference

40.9 LReference

Type

hydrostaticReference

two-speed power shiftReference

Capacity

25.7 LReference

40.9 LReference

Pump flow

32.6 lpmReference

23.1 lpmReference

Total flow

52.6 lpmReference

—

Steering flow

20.1 lpmReference

—

Rear Type

IReference

II/IReference

Control

position controlReference

—

Rear lift (at ends)

1147 kgReference

—

Rear lift (at 24"/610mm)

997 kgReference

—

Front Hitch

0Reference

—

Front lift (at ends)

589 kgReference

—

Front lift (at 24"/610mm)

369 kgReference

—

Rear PTO

independentReference

Clutch

electro-hydraulicReference

dry discReference

Rear PTO Type

540 (1.375)Reference

540Reference

Mid PTO

independentReference

—

Mid PTO Type

2100Reference

—

Rear lift

—

2212 kgReference

Engine RPM

—

1000@2070Reference

Front PTO

—

optionalReference

Front PTO Type

—

1000Reference

Capacities

Fuel

51.1 LReference

78.0 LReference

Front axle

4.8 LReference

—

Front Axle capacity

1,450.1 kgReference

—

Rear Axle capacity

1,850.2 kgReference

—

Fuel tank

47.6 LReference

—

Crankcase oil volume

5.7 LReference

—

Dimensions

Wheelbase

172 cmReference

188 cmReference

Weight

630 kgReference

2269 kgReference

Front tire

7.00-14Reference

6.50-16Reference

Rear tire

11.2-24Reference

12.4-32Reference

Standard tires (ag)

Front: 7.00-14. Rear: 11.2-24Reference

—

Ground clearance

30 cmReference

—

Front tread

114 cmReference

125 to 201 cmReference

Rear tread

103 cmReference

135 to 185 cmReference

ROPS

182 cmReference

—

Cab

215 cmReference

—

Max front axle

1449 kgReference

—

Max rear axle

2000 kgReference

—

Ag front

—

6.50-16Reference

Ag rear

—

12.4-28Reference

Length

—

350 cmReference

Width

—

166 cmReference

Height (ROPS)

—

239 cmReference

Height (exhaust)

—

261 cmReference

Shipping weight

—

2269 kgReference

Clearance (front axle)

—

53 cmReference

John Deere 3046R attachments

3046R Serial Number Location

Electrical

Ground

negativeReference

Charging system

alternatorReference

Battery volts

12Reference

Battery size

500 CCAReference

—

Alternator size

75 ampReference

—

Charging amps

—

33Reference

Batteries

—

2Reference

Attachment overview

John Deere 375A Backhoe

Backhoe type

John Deere 385A BackhoeReference

—

Transport height

231 cmReference

—

Bucket width

40 cmReference

—

2-Foot flat digging depth

261 cmReference

—

Reach from pivot

355 cmReference

—

Loading height

198 cmReference

—

Bucket Rotation

180°Reference

—

Swing Arc

170°Reference

—

Bucket force

1701 kgReference

—

Dipperstick force

1110 kgReference

—

John Deere 385A Backhoe

John Deere 3046R Height

Hood

144 cmReference

—

Speeds

General

Make & Model

Yanmar® @ 3TNV86CHT-MJTVReference

—

Lubrication

PressurizedReference

—

Air cleaner

Dual elementReference

—

Cruise control

StandardReference

—

SCV control

Joystick: AvailableReference

—

Rollover protective structure

Type\\nFoldableReference

—

Platform

One-piece semi flatReference

—

Power

Max Power

44.7 hp (2,600 rpm)Reference

—

PTO

PTO Power

33.9 hpReference

—

Rear PTO Power

AvailableReference

—

Rear PTO Control

Lever and switchReference

—

Rear PTO RPM

540 rpmReference

—

Steering & brakes

Brakes

Wet diskReference

—

Steering type

Hydrostatic power steeringReference

—

Hydraulics

Pump Rated Output (total)

57.8 l/minReference

—

Hydraulics Type

Single gearReference

—

Maximum operating pressure

2,495 psiReference

—

Remote Valves

6Reference

—

Steering & Implements flow

23.5 L/min (34.3 L/min)Reference

—

Rear Hitch category (SAE designation)

Category 1Reference

—

Dimensions & weight

Turning radius

2.7 mReference

—

Overall weight

1,390.7 kgReference

—

Operator station

Cab Availability

OptionalReference

—

Cab Noise level

80 dBAReference

—

Cab Front visibility

360 degreeReference

—

Cab Seat equipment

Scissor-linkReference

—

Seat Suspension

AvailableReference

—

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.