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John Deere 6145R vs John Deere 7630

Verdict: John Deere 6145R vs John Deere 7630

The John Deere 6145R and the John Deere 7630 are both tractors — here is how they stack up on the figures that matter. John Deere 6145R leads on rated power with 145 hp against 142 hp. John Deere 6145R is the lighter machine (7,723 kg vs 15,360 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 7630 holds more fuel (389.9 L vs 269.9 L) for longer stints between fills. John Deere 6145R is the newer design (2015 vs 2007). In short: choose the John Deere 6145R for outright pulling power, or the John Deere 7630 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 6145R Tractor
John Deere
94
Fit score
Best match
Clear
John Deere 7630 Tractor
John Deere
94
Fit score
Best match
Clear
Rated power
145 hp
142 hp
Confidence
98%
98%
Guide price
Overview
Manufacturer
John DeereReference
John DeereReference
Drawbar performanceReference
Four push-button power shift gears (1-4) in five synchronized ranges (A-D) with left-hand power shuttle. Available in 40 kph and 50 kph versions.Reference
Final drives
inboard planetaryReference
Differential lock
electrohydraulic front and rearReference
Engine
Fuel tank
269.9 LReference
389.9 LReference
Exhaust fluid (DEF)
15.9 LReference
Engine (gross)
108.1 kWReference
Engine (max)
117.1 kWReference
Drawbar (tested)
80.1 kWReference
94.7 kWReference
Displacement
6.8 LReference
6.8 LReference
Bore/Stroke
105 x 127 mmReference
106 x 127 mmReference
Emissions
Tier IVReference
Emission control
selective catalytic reduction (SCR)Reference
Rated Power (gross)
108.1 kWReference
Maximum Power (gross)
117.1 kWReference
Rated RPM
2100Reference
2100Reference
Starter
electricReference
Starter volts
12Reference
12Reference
Max power
80.1 kWReference
94.7 kWReference
Power at rated engine speed
86.8 kWReference
105.6 kWReference
Fuel Type
dieselReference
DieselReference
No of Cylinders
6 CylinderReference
6 cylinderReference
Rated engine speed
2,100 RPMReference
2,100 RPMReference
Emissions compliance
Tier IV | selective catalytic reduction (SCR)Reference
Bore and stroke
4.15x5.00 inchesReference
4.19x5.00 inchesReference
Cooling system
liquid-cooledReference
viscous fanReference
Engine
130.5 kWReference
Power
130.5 kWReference
Fuel system
high-pressure common railReference
Air cleaner
dual paper elementsReference
Compression
17:1Reference
Firing order
1-5-3-6-2-4Reference
Oil capacity
26.0 LReference
Compression ratio
17:1Reference
Transmission
Transmission
DirectDrive ECOReference
Infinitely Variable Transmission (IVT)Reference
Gears
infinite forward and reverseReference
infinite forward and reverseReference
Transmission Type
Power QuadReference
Power QuadReference
Wheel Drive
4WDReference
4WDReference
Rear Axle Drive Type
inboard planetaryReference
PTO & Hydraulics
PTO (claimed)
82.8 kWReference
104.4 kWReference
PTO (tested)
100.1 kWReference
120.7 kWReference
Type
infinitely variable transmission (IVT)Reference
closed center load-sensingReference
Pressure
200.0 barReference
200.0 barReference
Valves
2 to 4Reference
2 to 7Reference
Pump flow
113.9 lpmReference
SCV flow
99.9 lpmReference
113.6 lpmReference
Rear Type
III/IIINReference
IIIReference
Control
electronic lower link draft sensingReference
Rear lift
4169 kgReference
6350 kgReference
Drawbar
Cat. 2Reference
Rear PTO
independentReference
independentReference
Clutch
electro-hydraulicReference
hydraulic wet discReference
Rear PTO Type
540/540E/1000Reference
540/1000 (1.375)Reference
Power at rated PTO speed
94.8 kWReference
119.1 kWReference
Hydraulic system
107.9 LReference
Total flow
170.3 lpmReference
Engine RPM
1000@1950Reference
Dimensions
2WD Wheelbase
298 cmReference
296 cmReference
4WD Wheelbase
276 cmReference
286 cmReference
Weight
7723 kgReference
15360 to 17200 poundsReference
Front tire
11.00-20Reference
11.00-16Reference
2WD Rear tire
480/80R46Reference
480/80R42Reference
2WD Standard tires (ag)
Front: 11.00-20. Rear: 480/80R46Reference
Front: 11.00-16. Rear: 480/80R42Reference
4WD Standard tires (ag)
Front: 380/85R30. Rear: 480/80R42Reference
Front: 420/85R28. Rear: 480/80R42Reference
2WD Clearance (front axle)
46 cmReference
66 cmReference
4WD Clearance (front axle)
59 cmReference
64 cmReference
Rack-and-pinion rear axle
91 by 2806 mmReference
2WD Front tread
148 to 243 cmReference
4WD Front tread
146 to 212 cmReference
Rear tread
160 to 230 cmReference
Shipping
7723 kgReference
Max Drawbar
2449 kgReference
Length
571 cmReference
Width
243 cmReference
Height (cab)
307 cmReference
Clearance (rear axle)
78 cmReference
Clearance (drawbar)
45 cmReference
Bar rear axle
100 by 3009 mmReference
2WD Shipping
6967 kgReference
4WD Shipping
7770 kgReference
Operating
7801 kgReference
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
alternatorReference
Charging amps
240Reference
200Reference
Charging volts
14Reference
Batteries
2Reference
2Reference
Battery CCA
600Reference
925Reference
Battery volts
12Reference
12Reference
Total cold cranking amps
600 CCAReference
925 CCAReference
Capacities
Max capacity
11250 kgReference
Capacity
415 ciReference
107.9 LReference
Diesel exhaust fluid (DEF) tank
15.9 LReference
Fuel
355.8 LReference
Crankcase oil volume
27.5 qtsReference
Test results
Fuel use
29.1 l/hourReference
31.8 l/hourReference
Max pull
6688 kgReference
General
Make & Model
John DeereReference
John DeereReference
Drawbar category
Cat. 2Reference
Rear Axle Type
Flange | Rack-and-pinionReference
BarReference
Country of manufacturer
USAReference
USAReference
Power
Rated Power
145 hpReference
PTO
PTO Power
111 hpReference
140 hpReference
Rear PTO Power
AvailableReference
AvailableReference
Rear PTO RPM
1,000 RPMReference
1,000 RPMReference
Engine Speed on Rear PTO speed
1,000E@1,750 RPMReference
Steering & brakes
Brakes
Hydraulic Wet DiscReference
Hydraulic Wet DiscReference
Steering type
PowerReference
PowerReference
Hydraulics
Hydraulics Type
Closed-Center Pressure and flow CompensatedReference
Closed Center Load-SensingReference
Maximum operating pressure
2,900 psiReference
2,900 psiReference
Remote Valves
2 to 4 ValvesReference
2 to 7 ValvesReference
Rear Hitch category (SAE designation)
Category III/IIINReference
Category IIIReference
Rear Hitch maximum lift capacity
4,169.9 kgReference
6,350.3 kgReference
Rear Hitch Sensing Type
electronic lower link draft sensingReference
Pump Rated Output (total)
45 gpmReference
Dimensions & weight
Wheelbase
2WD:117.5 inches | 4WD:108.9 inches inchesReference
296.7 cmReference
Front axle clearance
2WD:18.5 inches | 4WD :23.5 inches inchesReference
66 cmReference
Overall weight
7,723.8 kgReference
7,770.5 kgReference
Height Over Cab
307.1 cmReference
Overall Length
571.5 cmReference
Overall Width
243.8 cmReference
Drawbar clearance
45.1 cmReference
Wheels & tyres
Rear Wheel Type
2WD Rear: 480/80R46 | 4WD Rear: 480/80R42Reference
480/80R42 (2 WD) | 480/80R42 (4WD)Reference
Rear wheel tread range
63.1 to 90.6 inchesReference
Front Wheel Type
2WDFront: 11.00-20. | 4WDFront: 380/85R30.Reference
11.00-16.(2WD) | 420/85R28 (4WD)Reference
Operator station
Cab Availability
AvailableReference
AvailableReference
Cab Air conditioning, temperature differential
AvailableReference
Seat Suspension
TRUEReference
TRUEReference
7630 Serial Number Location
Speeds

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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