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J.I. Case 680 Construction King vs J.I. Case 680B Construction King
Verdict: J.I. Case 680 Construction King vs J.I. Case 680B Construction King
The J.I. Case 680 Construction King and the J.I. Case 680B Construction King are both industrial tractors — here is how they stack up on the figures that matter. Both are rated at the same 71 hp. J.I. Case 680 Construction King is the lighter machine (5,613 kg vs 5,851 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. J.I. Case 680B Construction King is the newer design (1969 vs 1966). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
J.I. Case
62
Fit score
Best match
Clear
J.I. Case
62
Fit score
Best match
Clear
Rated power
71 hp
71 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
J.I. CaseReference
J.I. CaseReference
With 16.9x24 rear tires.Reference
With 16.9x24 rear tires.Reference
Steering
hydrostatic powerReference
hydrostatic powerReference
Final drives
—
spur gearReference
Engine
Engine (gross)
52.9 kWReference
52.9 kWReference
Engine (net)
47.7 kWReference
47.7 kWReference
Displacement
4.1 LReference
4.4 LReference
Bore/Stroke
102 x 127 mmReference
105 x 127 mmReference
Power (net)
47.4 kWReference
47.7 kWReference
Power (gross)
52.9 kWReference
52.9 kWReference
Compression
7.5:1Reference
—
Rated RPM
2000Reference
2000Reference
Torque
275.3 NmReference
291.5 NmReference
Torque RPM
1300Reference
1300Reference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Fuel tank
—
106.0 LReference
Air cleaner
—
dryReference
Oil capacity
—
26.5 LReference
Coolant capacity
—
28.4 LReference
Transmission
Gears
4 forward and reverseReference
4 forward and reverseReference
Capacities
Fuel
106.0 LReference
—
PTO & Hydraulics
Hydraulic system
66.2 LReference
—
Type
power shuttleReference
power shuttleReference
Capacity
66.2 LReference
—
Pressure
148.2 barReference
—
Pump flow
64.3 lpmReference
64.3 lpmReference
Total flow
159.0 lpmReference
159.0 lpmReference
Dimensions
Wheelbase
204 cmReference
204 cmReference
Weight
5613 kgReference
5851 kgReference
Front tire
11Lx16Reference
11.00Lx16Reference
Rear tire
16.9x24Reference
16.9x24Reference
Industrial front
11Lx16Reference
11.00Lx16Reference
Industrial rear
16.9x24Reference
16.9x24Reference
Length
494 cmReference
494 cmReference
Height (steering wheel)
200 cmReference
200 cmReference
Height (exhaust)
243 cmReference
—
Clearance (rear axle)
33 cmReference
33 cmReference
Front tread
179 cmReference
179 cmReference
Rear tread
169 cmReference
169 cmReference
Shipping
5613 kgReference
5851 kgReference
Max front axle
4989 kgReference
4989 kgReference
Width
—
208 cmReference
J.I. Case 680 attachments
Electrical
Charging system
alternatorReference
alternatorReference
Charging amps
55Reference
—
Batteries
2Reference
2Reference
Battery volts
12Reference
12Reference
Battery AH
—
150Reference
Speeds
J.I. Case 680B attachments
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.