International Harvester I-9 vs International Harvester ID-9

Verdict: International Harvester I-9 vs International Harvester ID-9

The International Harvester I-9 and the International Harvester ID-9 are both industrial tractors — here is how they stack up on the figures that matter. International Harvester I-9 leads on rated power with 35 hp against 33 hp. International Harvester I-9 is the lighter machine (2,914 kg vs 2,937 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. In short: choose the International Harvester I-9 for outright pulling power, or the International Harvester ID-9 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.