Compare/J.I. Case 630 vs J.I. Case 640
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J.I. Case 630 vs J.I. Case 640

Verdict: J.I. Case 630 vs J.I. Case 640

The J.I. Case 630 and the J.I. Case 640 are both tractors — here is how they stack up on the figures that matter. J.I. Case 640 leads on rated power with 50 hp against 49 hp. J.I. Case 640 is the lighter machine (2,041 kg vs 4,600 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. In short: choose the J.I. Case 640 for outright pulling power, or the J.I. Case 630 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
J.I. Case 630 Tractor
J.I. Case
62
Fit score
Best match
Clear
J.I. Case 640 Tractor
J.I. Case
62
Fit score
Best match
Clear
Rated power
49 hp
50 hp
Confidence
40%
40%
Guide price
Overview
Manufacturer
J.I. CaseReference
J.I. CaseReference
Tractors equipped with the Case-o-Matic were sometimes referred to as the 630C.Reference
Tractors equipped with the Case-o-Matic were sometimes referred to as the 630C.Reference
Factories
Racine, Wisconsin, USAReference
Racine, Wisconsin, USAReference
Total built
1,181Reference
Original price
$4,500Reference
$3,900Reference
Steering
power assistReference
power assistReference
Variants
630
diesel standardReference
diesel standardReference
631
diesel row-cropReference
diesel row-cropReference
640
gas standardReference
gas standardReference
641
gas row-cropReference
gas row-cropReference
Engine
Fuel tank
83.3 LReference
83.3 LReference
Belt (claimed)
37.3 kWReference
38.8 kWReference
Plows
4Reference
Drawbar (tested)
32.6 kWReference
32.3 kWReference
Displacement
3.1 LReference
3.1 LReference
Bore/Stroke
97 x 105 mmReference
97 x 105 mmReference
Compression
17.5:1Reference
7.34:1Reference
Rated RPM
2250Reference
2250Reference
Starter volts
12Reference
12Reference
Power at rated engine speed
36.0 kWReference
37.7 kWReference
Max power
30.3 kWReference
31.3 kWReference
Air cleaner
oil bathReference
Transmission
Transmission
Case Dual-RangeReference
Case Dual-RangeReference
Gears
4 forward and 1 reverseReference
4 forward and 1 reverseReference
Clutch
dry discReference
dry discReference
PTO & Hydraulics
PTO (tested)
36.4 kWReference
37.7 kWReference
Type
gearReference
gearReference
Rear PTO
independent (Case-o-matic)Reference
independent (Case-o-matic)Reference
Rear PTO Type
540/1000 (1.375)Reference
540/1000 (1.375)Reference
Power at rated PTO speed
35.3 kWReference
37.1 kWReference
Dimensions
Weight
4600 to 4800 poundsReference
2041 kgReference
Front tire
7.50-16Reference
7.50-16Reference
Rear tire
16.9-28Reference
16.9-28Reference
Ag front
7.50-16Reference
7.50-16Reference
Ag rear
16.9-28Reference
16.9-28Reference
Front tread
132 cmReference
132 cmReference
Rear tread
121 to 193 cmReference
121 to 193 cmReference
Operating
2177 kgReference
Ballasted
4411 kgReference
630 Serial Number Location
630 Serial Numbers
1960
6144001Reference
1961
6162601Reference
1962
8190001Reference
1963
8208001Reference
Capacities
Diameter
23 cmReference
23 cmReference
Width
15 cmReference
15 cmReference
Electrical
Ground
positiveReference
Batteries
2Reference
Battery volts
6Reference
Test results
Fuel use
12.1 l/hourReference
15.1 l/hourReference
Max pull
3169 kgReference
3117 kgReference
640 Serial Number Location

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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