Compare/John Deere 8120 vs John Deere 8120T

John Deere 8120 vs John Deere 8120T

Verdict: John Deere 8120 vs John Deere 8120T

The John Deere 8120 and the John Deere 8120T are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 208 hp. John Deere 8120T is the lighter machine (11,770 kg vs 19,100 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

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Acreage600 acBudgetMain crop / use

Fit & specs

John Deere

Fit score

Best match

Clear

John Deere

Fit score

Best match

Clear

Rated power

208 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

With 18.4R46 rear tires.Reference

Fourth reverse at 1600 RPM.Reference

Steering

hydrostatic powerReference

electro-hydraulic powerReference

Drive

—

crawlerReference

Variants

8120

wheeled tractorReference

8120T

crawlerReference

Engine

Engine (gross)

155.1 kWReference

Engine (net)

149.1 kWReference

Engine (max)

171.5 kWReference

Drawbar (tested)

110.7 kWReference

—

Displacement

8.1 LReference

Bore/Stroke

116 x 129 mmReference

Rated Power (net)

149.1 kWReference

Rated Power (gross)

155.1 kWReference

Maximum Power (net)

164.1 kWReference

Maximum Power (gross)

171.5 kWReference

Fuel system

electronic high-pressure common rail (HPCR)Reference

—

Air cleaner

dry with secondary elementReference

—

Compression

16.5:1Reference

Rated RPM

2200Reference

Idle RPM

900-2300Reference

Operating RPM

1500-2200Reference

Starter volts

12Reference

Coolant capacity

34.0 LReference

Oil capacity

149.9 LReference

246.1 LReference

Oil change

250 hReference

Max power

110.7 kWReference

—

Power at rated engine speed

128.4 kWReference

—

Transmission

John Deere PowerShiftReference

Gears

16 forward and 4 reverseReference

PTO & Hydraulics

PTO (claimed)

126.8 kWReference

PTO (tested)

148.9 kWReference

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Hydraulic system

149.9 LReference

246.0 LReference

Type

full power shiftReference

Capacity

149.9 LReference

246.0 LReference

Pressure

200.0 barReference

Valves

5Reference

SCV flow

113.6 lpmReference

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Total flow

160.9 lpmReference

Rear Type

III,IIINReference

III/IIINReference

Rear lift

6885 kgReference

Front Hitch

IIINReference

—

Front lift

4989 kgReference

—

Rear PTO

independentReference

Clutch

hydraulic wet discReference

—

Rear PTO Type

540/1000 (1.375 optional)Reference

1000 (1-3/4)Reference

Engine RPM

1000@2200Reference

—

Pump flow

—

113.6 lpmReference

Capacities

Fuel

605.6 LReference

492.1 LReference

Front hubs

4.0 LReference

—

Front diff.

13.4 LReference

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Dimensions

2WD Wheelbase

313 cmReference

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4WD Wheelbase

296 cmReference

—

ILS Wheelbase

302 cmReference

—

Weight

19100 to 22450 poundsReference

11770 kgReference

Front tire

11.00-24Reference

—

Rear tire

480/80R46Reference

—

Standard tires (ag)

Front: 11.00-24. Rear: 480/80R46Reference

—

Length

538 cmReference

557 cmReference

Height (cab)

305 cmReference

312 cmReference

Front axle

MFWD ILSReference

—

Rack-and-pinion rear axle

119 by 3009 mmReference

—

2WD Front tread

152 to 223 cmReference

—

4WD Front tread

152 to 203 cmReference

—

ILS Front tread

152 to 223 cmReference

—

Shipping

10183 kgReference

—

Operating

9099 kgReference

—

Max Drawbar

4536 kgReference

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Wheelbase

—

304 cmReference

Shipping weight

—

11770 kgReference

Max weight

—

14288 kgReference

Clearance (rear axle)

—

55 cmReference

Clearance (drawbar)

—

44 cmReference

8120 Serial Number Location

8120 Serial Numbers

2002

1001Reference

—

2003

10001Reference

—

2004

20001Reference

—

2005

30001Reference

—

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

150Reference

Batteries

2Reference

Battery CCA

925Reference

Battery volts

12Reference

Test results

Fuel use

38.6 l/hourReference

—

Max pull

10118 kgReference

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Speeds

8120T Serial Numbers

Location:

—

Rear of tractorReference

John Deere 8120T Tracks

Width

—

381 cmReference

Length on ground

—

226 cmReference

Area on ground

—

3.4 m²Reference

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.