John Deere 997 vs John Deere Z665
Verdict: John Deere 997 vs John Deere Z665
The John Deere 997 and the John Deere Z665 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 27 hp. John Deere Z665 is the lighter machine (347 kg vs 1,774 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere 997 holds more fuel (43.5 L vs 13.2 L) for longer stints between fills. John Deere Z665 is the newer design (2011 vs 2005). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer 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.