John Deere 8310R vs John Deere 9420

Verdict: John Deere 8310R vs John Deere 9420

The John Deere 8310R and the John Deere 9420 are both tractors — here is how they stack up on the figures that matter. John Deere 9420 leads on rated power with 312 hp against 310 hp. John Deere 8310R is the lighter machine (27,218 kg vs 34,870 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 8310R is the newer design (2011 vs 2002). In short: choose the John Deere 9420 for outright pulling power, or the John Deere 8310R if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.