Yanmar AF339 vs Yanmar Lx4100
Verdict: Yanmar AF339 vs Yanmar Lx4100
The Yanmar AF339 and the Yanmar Lx4100 are both tractors — here is how they stack up on the figures that matter. Yanmar Lx4100 leads on rated power with 41 hp against 39 hp. Yanmar AF339 is the lighter machine (1,450 kg vs 1,626 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Yanmar Lx4100 holds more fuel (45 L vs 36.0 L) for longer stints between fills. Yanmar Lx4100 is the newer design (2012 vs 2002). In short: choose the Yanmar Lx4100 for outright pulling power, or the Yanmar AF339 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
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.


