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John Deere 8120T vs John Deere 8310T

Verdict: John Deere 8120T vs John Deere 8310T

The John Deere 8120T and the John Deere 8310T are both tractors — here is how they stack up on the figures that matter. John Deere 8120T leads on rated power with 208 hp against 206 hp. John Deere 8120T is the lighter machine (11,770 kg vs 23,650 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 8120T is the newer design (2002 vs 2000). In short: choose the John Deere 8120T for outright pulling power, or the John Deere 8310T if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Fit & specs
John Deere 8120T Tractor
John Deere
94
Fit score
Best match
Clear
John Deere 8310T Tractor
John Deere
94
Fit score
Best match
Clear
Rated power
208 hp
206 hp
Confidence
98%
98%
Guide price
Overview
Manufacturer
John DeereReference
John DeereReference
Fourth reverse at 1600 RPM.Reference
Gear 5 used for pull test.Reference
Drive
crawlerReference
crawlerReference
Steering
electro-hydraulic powerReference
hydrostaticReference
Variants
8120
wheeled tractorReference
8310
wheeled tractorReference
8120T
crawlerReference
8310T
crawler tractorReference
Engine
Engine (gross)
155.1 kWReference
Engine (net)
149.1 kWReference
Engine (max)
171.5 kWReference
Displacement
8.1 LReference
8.1 LReference
Bore/Stroke
116 x 129 mmReference
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
Compression
16.5:1Reference
16.5:1Reference
Rated RPM
2200Reference
2200Reference
Idle RPM
900-2300Reference
Operating RPM
1500-2200Reference
Starter volts
12Reference
12Reference
Coolant capacity
34.0 LReference
34.0 LReference
Oil capacity
246.1 LReference
246.1 LReference
Oil change
250 hReference
Drawbar (tested)
132.3 kWReference
Air cleaner
two paper elementsReference
Max power
132.3 kWReference
Power at rated engine speed
153.9 kWReference
Transmission
Transmission
John Deere PowerShiftReference
Gears
16 forward and 4 reverseReference
16 forward and 4 reverseReference
PTO & Hydraulics
PTO (claimed)
126.8 kWReference
152.9 kWReference
Hydraulic system
246.0 LReference
246.0 LReference
Type
full power shiftReference
full powershiftReference
Capacity
246.0 LReference
246.0 LReference
Pressure
200.0 barReference
200.0 barReference
Valves
5Reference
3 to 5Reference
Pump flow
113.6 lpmReference
113.6 lpmReference
Total flow
160.9 lpmReference
160.9 lpmReference
Rear Type
III/IIINReference
III/IIINReference
Rear lift
6885 kgReference
7098 kgReference
Rear PTO
independentReference
independentReference
Rear PTO Type
1000 (1-3/4)Reference
1000Reference
PTO (tested)
175.3 kWReference
Capacities
Fuel
492.1 LReference
492.1 LReference
Max capacity
14288 kgReference
Dimensions
Wheelbase
304 cmReference
226 cmReference
Weight
11770 kgReference
23650 to 25960 poundsReference
Length
557 cmReference
525 cmReference
Height (cab)
312 cmReference
Shipping weight
11770 kgReference
Max weight
14288 kgReference
Clearance (rear axle)
55 cmReference
Clearance (drawbar)
44 cmReference
Height
312 cmReference
Ground clearance
55 cmReference
Shipping
10727 kgReference
Operating
11775 kgReference
Ballasted
12852 kgReference
8120T Serial Numbers
Location:
Rear of tractorReference
Electrical
Ground
negativeReference
Charging system
alternatorReference
alternatorReference
Charging amps
150Reference
140Reference
Batteries
2Reference
2Reference
Battery CCA
925Reference
1850Reference
Battery volts
12Reference
12Reference
John Deere 8120T Tracks
Width
381 cmReference
263 cmReference
Length on ground
226 cmReference
Area on ground
3.4 m²Reference
Speeds
John Deere 8310T Tracks
Test results
Fuel use
45.0 l/hourReference
Max pull
12091 kgReference

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.

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