Compare/John Deere 303 vs John Deere G

John Deere 303 vs John Deere G

Verdict: John Deere 303 vs John Deere G

The John Deere 303 and the John Deere G are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 36 hp. John Deere 303 is the lighter machine (1,740 kg vs 2,404 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 303 is the newer design (1963 vs 1937). 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

36 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

With 10-28 rear tires.Reference

Gear 1 used for pull test.Reference

Total built

—

4,666 (GW)Reference

Engine

27.1 kWReference

—

Displacement

2.3 LReference

6.8 LReference

Bore/Stroke

84 x 102 mmReference

156 x 178 mmReference

Power

27.1 kWReference

—

Compression

21.5:1Reference

4.2:1Reference

Rated RPM

2000Reference

975Reference

Starter volts

12Reference

Oil capacity

31.0 LReference

10.4 LReference

Coolant capacity

10.0 LReference

41.6 LReference

Drawbar (claimed)

—

26.9 kWReference

Belt (claimed)

—

29.7 kWReference

Plows

—

3 (14-inch)Reference

Drawbar (tested)

—

25.7 kWReference

Belt (tested)

—

28.4 kWReference

Firing order

—

1-2Reference

Starter

—

electricReference

Belt power (max)

—

28.4 kWReference

Max power

—

25.7 kWReference

Transmission

Gears

10 forward and 3 reverseReference

6 forward and 1 reverseReference

Clutch

dry discReference

Transmission

—

John DeereReference

Capacities

Fuel

62.1 LReference

64.3 LReference

Aux. fuel

—

5.7 LReference

PTO & Hydraulics

Hydraulic system

9.8 LReference

4.7 LReference

Type

open centerReference

gearReference

Capacity

9.8 LReference

4.7 LReference

Rear Type

IIReference

—

Rear PTO Type

540/1000 (1.375)Reference

540Reference

Engine RPM

540@1850Reference

—

Rear PTO

—

transmissionReference

Dimensions

Wheelbase

188 cmReference

—

Weight

1740 kgReference

2404 kgReference

Front tire

5.50-16Reference

6.00-16Reference

Rear tire

10-28Reference

12-38Reference

Ag front

10-36Reference

7.50-16Reference

Ag rear

10-28Reference

13-38Reference

Length

337 cmReference

349 cmReference

Width

152 cmReference

167 cmReference

Height (steering wheel)

156 cmReference

—

Ground clearance

36 cmReference

—

Front tread

127 to 177 cmReference

—

Rear tread

123 to 195 cmReference

—

Height

—

215 cmReference

Operating weight

—

2404 kgReference

Ballasted weight

—

3375 kgReference

Electrical

Ground

positiveReference

Battery volts

12Reference

6Reference

Battery AH

95Reference

—

Charging system

—

generatorReference

Batteries

—

2Reference

Speeds

Variants

—

row-cropReference

—

single-frontReference

—

wide-frontReference

—

high-cropReference

G Serial Number Location

G Serial Numbers

1938

—

1000 (G Unstyled)Reference

1939

—

7734 (G Unstyled)Reference

1940

—

9321 (G Unstyled)Reference

1941

—

10489 (G Unstyled)Reference

1942

—

13000 (GM)Reference

1943

—

13418 (GM)Reference

1944

—

NoneReference

1945

—

13748 (GM)Reference

1946

—

15780 (GM)Reference

1947

—

23000 (G Early Styled)Reference

1948

—

26000 (G Late Styled)Reference

1949

—

32457 (G Late Styled)Reference

1950

—

39161 (G Late Styled)Reference

1951

—

46809 (G Late Styled)Reference

1952

—

53479 (G Late Styled)Reference

1953

—

63138 (G Late Styled)Reference

Final

—

22112 (GM)Reference

Test results

Belt fuel use (max)

—

14.8 l/hourReference

Max pull

—

1993 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.