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John Deere 2027R vs John Deere 420

Verdict: John Deere 2027R vs John Deere 420

The John Deere 2027R and the John Deere 420 are both tractors — here is how they stack up on the figures that matter. John Deere 2027R leads on rated power with 27 hp against 26 hp. John Deere 2027R is the lighter machine (845 kg vs 1,474 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 420 holds more fuel (39.7 L vs 26.9 L) for longer stints between fills. John Deere 2027R is the newer design (2013 vs 1956). In short: choose the John Deere 2027R for outright pulling power, or the John Deere 420 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 2027R Tractor
John Deere
71
Fit score
Best match
Clear
John Deere 420 Tractor
John Deere
71
Fit score
Best match
Clear
Rated power
27 hp
26 hp
Confidence
98%
98%
Guide price
Overview
Manufacturer
John DeereReference
John DeereReference
liquid-cooledReference
Tractor fuel 4-speed 2WDOctober 13 - 25, 1956Link: Nebraska Tractor Test 600 fileReference
Final drives
spur gearReference
Differential lock
mechanical rearReference
Total built
86 (420V)Reference
Steering
power optionalReference
Engine
Fuel tank
26.9 LReference
75.7 LReference
Engine (gross)
19.8 kWReference
Displacement
1.3 LReference
1.9 LReference
Bore/Stroke
82 x 84 mmReference
108 x 102 mmReference
Power (gross)
19.8 kWReference
Air cleaner
dual stage dryReference
oil bathReference
Rated RPM
2600Reference
1850Reference
Starter
electricReference
Starter volts
12Reference
6Reference
Oil capacity
3.4 LReference
Coolant capacity
4.0 LReference
10.4 LReference
Drawbar (tested)
19.5 kWReference
Belt (tested)
21.1 kWReference
Compression
5.15:1Reference
Firing order
1-2Reference
Belt power (max)
16.9 kWReference
Max power
16.3 kWReference
Fuel Type
DieselReference
No of Cylinders
2-cylinder 4-valve | 2-cylinder 4-valve | 2-cylinder 4-valveReference
Rated engine speed
1,850 | 1,850 | 1,850Reference
Bore and stroke
4.25x4.00 inchesReference
Compression ratio
7:1 | 5.15:1Reference
Cooling system
liquid-cooled | 11 qtsReference
Transmission
Gears
infinite forward and reverse (2-range)Reference
5 forward and 1 reverseReference
forward and reverse options
4 forward and 1 reverse | 5 forward and 1 reverseReference
PTO & Hydraulics
PTO (claimed)
15.3 kWReference
Type
hydrostaticReference
unsynchronized gearReference
Rear Type
IReference
IReference
Control
position controlReference
Rear lift (at ends)
650 kgReference
Rear lift (at 24"/610mm)
521 kgReference
Rear PTO
independentReference
liveReference
Rear PTO Type
540 (1.375)Reference
540Reference
Mid PTO
independentReference
Mid PTO Type
2100Reference
Dimensions
Wheelbase
165 cmReference
Weight
845 kgReference
1474 kgReference
Lawn/turf front
24x8.5-14Reference
Lawn/turf rear
36x14.00-15Reference
Industrial front
23x8.5-12Reference
Industrial rear
14-17.5Reference
Length
276 cmReference
291 cmReference
Width
129 cmReference
140 cmReference
Height (hood)
119 cmReference
Height (ROPS)
228 cmReference
Clearance (front axle)
33 cmReference
Clearance (drawbar)
27 cmReference
Front tread
92 cmReference
Rear tread
95 cmReference
Max front axle
879 kgReference
Max rear axle
1100 kgReference
Front tire
5.00-15Reference
Rear tire
9-24Reference
Ag front
7.50-10 (single)Reference
Ag rear
11-38 (hi-crop)Reference
Height
149 cmReference
John Deere 2027R attachments
2027R Serial Number Location
Electrical
Ground
negativeReference
positiveReference
Charging system
alternatorReference
Charging amps
40Reference
Battery CCA
500Reference
Battery volts
12Reference
6Reference
Attachment overview
62" Mower deck
Cutting width
157 cmReference
Drive
shaftReference
Variants
420W
row-crop utilityReference
420T
tricycleReference
420C
crawlerReference
420U
utilityReference
420S
standardReference
420I
special utilityReference
420 Serial Number Location
420 Serial Numbers
1956
80001Reference
1957
107813Reference
1958
127782Reference
Test results
Belt fuel use (max)
8.7 l/hourReference
Max pull
1240 kgReference
General
Make & Model
John DeereReference
Capacities
Capacity
113 ciReference
PTO
Rear PTO Power
AvailableReference
Hydraulics
Rear Hitch category (SAE designation)
Category IReference
Dimensions & weight
Overall Height
149.2 cmReference
Overall Length
291.5 cmReference
Overall Width
141 cmReference
Wheels & tyres
Front Wheel tread range
5.00-15, 6.00-16, 7.50-16, 7.50-10 (single)Reference
Steering & brakes
Steering type
manual, power optionalReference

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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