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

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

The J.I. Case 680K Construction King and the J.I. Case 780D are both backhoe loaders — here is how they stack up on the figures that matter. J.I. Case 780D leads on rated power with 124 hp against 101 hp. J.I. Case 680K Construction King is the lighter machine (14,900 kg vs 23,264 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. J.I. Case 780D is the newer design (1988 vs 1986). In short: choose the J.I. Case 780D 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.