Hart-Parr 40 vs Hart-Parr Oil King 23-35

Verdict: Hart-Parr 40 vs Hart-Parr Oil King 23-35

The Hart-Parr 40 and the Hart-Parr Oil King 23-35 are both tractors — here is how they stack up on the figures that matter. Hart-Parr Oil King 23-35 leads on rated power with 23 hp against 22 hp. Hart-Parr 40 is the lighter machine (3,402 kg vs 5,443 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Hart-Parr 40 is the newer design (1923 vs 1916). In short: choose the Hart-Parr Oil King 23-35 for outright pulling power, or the Hart-Parr 40 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.