J.I. Case 310-B vs J.I. Case D

Verdict: J.I. Case 310-B vs J.I. Case D

The J.I. Case 310-B and the J.I. Case D are both tractors — here is how they stack up on the figures that matter. J.I. Case 310-B leads on rated power with 37 hp against 35 hp. J.I. Case 310-B is the lighter machine (1,323 kg vs 2,086 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. J.I. Case 310-B is the newer design (1958 vs 1939). In short: choose the J.I. Case 310-B for outright pulling power, or the J.I. Case D if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.