Compare/J.I. Case 680K Construction King vs J.I. Case 780 Construction King
Search

J.I. Case 680K Construction King vs J.I. Case 780 Construction King

Verdict: J.I. Case 680K Construction King vs J.I. Case 780 Construction King

The J.I. Case 680K Construction King and the J.I. Case 780 Construction King are both backhoe loaders — here is how they stack up on the figures that matter. J.I. Case 780 Construction King leads on rated power with 120 hp against 101 hp. J.I. Case 680K Construction King is the lighter machine (14,900 kg vs 21,000 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. J.I. Case 680K Construction King is the newer design (1986 vs 1971). In short: choose the J.I. Case 780 Construction King for outright pulling power, or the J.I. Case 680K Construction King if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

Tune the fit score
Tell us about your operation
Fit & specs
J.I. Case 680K Construction King Backhoe Loader
J.I. Case
85
Fit score
Best match
Clear
J.I. Case 780 Construction King Backhoe Loader
J.I. Case
85
Fit score
Best match
Clear
Rated power
101 hp
120 hp
Confidence
40%
40%
Guide price
Overview
Manufacturer
J.I. CaseReference
J.I. CaseReference
With 16.9x24 rear tires.Reference
With 18.4x24 rear tires.Reference
Final drives
outboard planetaryReference
outboard planetaryReference
Steering
hydrostatic powerReference
Engine
Engine (gross)
75.3 kWReference
89.5 kWReference
Engine (net)
67.1 kWReference
82.8 kWReference
Displacement
5.9 LReference
5.5 LReference
Bore/Stroke
102 x 120 mmReference
117 x 127 mmReference
Power (net)
67.1 kWReference
82.8 kWReference
Power (gross)
75.3 kWReference
89.5 kWReference
Fuel system
direct injectionReference
direct injectionReference
Air cleaner
dryReference
dryReference
Compression
17:1Reference
16.5:1Reference
Rated RPM
2200Reference
2200Reference
Torque
352.6 NmReference
446.1 NmReference
Torque RPM
1200Reference
1500Reference
Starter
electricReference
electricReference
Starter volts
24Reference
24Reference
Oil capacity
15.1 LReference
18.9 LReference
Coolant capacity
25.6 LReference
24.6 LReference
Transmission
Type
power shiftReference
power shiftReference
Gears
3 forward and reverseReference
2 forward and reverseReference
Capacities
Fuel
143.8 LReference
132.5 LReference
PTO & Hydraulics
Hydraulic system
51.9 LReference
174.1 LReference
Capacity
51.9 LReference
174.1 LReference
Pressure
137.9 barReference
Pump flow
70.8 lpmReference
87.1 lpmReference
Total flow
168.1 lpmReference
219.5 lpmReference
Steering flow
70.8 lpmReference
Steering press.
120.7 barReference
Dimensions
Wheelbase
220 cmReference
220 cmReference
Weight
14900 to 17135 poundsReference
21000 to 23200 poundsReference
Front tire
12.5Lx16Reference
9.00x20Reference
Rear tire
16.9x24Reference
18.4x24Reference
Industrial front
12.5Lx16Reference
14.00x17.5Reference
Industrial rear
16.9x24Reference
18.4x28Reference
Length
700 cmReference
754 cmReference
Width
229 cmReference
236 cmReference
Front tread
182 cmReference
198 cmReference
Rear tread
170 cmReference
189 cmReference
Shipping
7772 kgReference
10523 kgReference
Max front axle
5759 kgReference
7711 kgReference
Max rear axle
7883 kgReference
Steering wheel
212 cmReference
Height (steering wheel)
218 cmReference
Height (cab)
297 cmReference
Height (backhoe)
403 cmReference
Clearance (rear axle)
39 cmReference
Backhoe & Loader
Dig depth
502 cmReference
558 cmReference
Dump angle
119 cmReference
132 cmReference
Electrical
Ground
negativeReference
Charging system
alternatorReference
alternatorReference
Charging amps
40Reference
35Reference
Batteries
2Reference
2Reference
Battery CCA
600Reference
Battery volts
12Reference
12Reference
Battery AH
95Reference
Attachment overview
J.I. Case Backhoe
Backhoe type
J.I. Case Extendahoe BackhoeReference
J.I. Case Extendahoe BackhoeReference
Digging depth
502 cmReference
558 cmReference
Reach from pivot
603 cmReference
687 cmReference
Loading height
341 cmReference
387 cmReference
Bucket Rotation
151°Reference
156°Reference
Swing Arc
188°Reference
180°Reference
Bucket force
5120 kgReference
6047 kgReference
Dipperstick force
3920 kgReference
4915 kgReference
J.I. Case Extendahoe Backhoe
Digging depth (retracted stick)
502 cmReference
548 cmReference
Digging depth (extended stick)
661 cmReference
670 cmReference
Reach from pivot (retracted stick)
609 cmReference
688 cmReference
Reach from pivot (extended stick)
731 cmReference
805 cmReference
Loading height (retracted stick)
354 cmReference
Loading height (extended stick)
424 cmReference
Bucket force (retracted stick)
5357 kgReference
6100 kgReference
Bucket force (extended stick)
5357 kgReference
6100 kgReference
Dipperstick force (retracted stick)
3871 kgReference
4839 kgReference
Dipperstick force (extended stick)
2732 kgReference
3625 kgReference
J.I. Case 680K Height
Cab
292 cmReference
Exhaust
308 cmReference
Speeds
J.I. Case 18-foot Backhoe
Transport height
406 cmReference
2-Foot flat digging depth
553 cmReference

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.

Comparing 0
Compare (pick 2+)