International Harvester 1566 vs International Harvester 1586

Verdict: International Harvester 1566 vs International Harvester 1586

The International Harvester 1566 and the International Harvester 1586 are both tractors — here is how they stack up on the figures that matter. International Harvester 1586 leads on rated power with 162 hp against 161 hp. International Harvester 1566 is the lighter machine (13,200 kg vs 13,600 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester 1586 is the newer design (1976 vs 1974). In short: choose the International Harvester 1586 for outright pulling power, or the International Harvester 1566 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.