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Comparison · Tractor

Case IH Optum 300 CVXDrive vs John Deere 9RX 640

The John Deere 9RX 640 has about 116% more engine power (477 kW (640 hp) vs 221 kW (296 hp)).

Beyond the numbers, compare local dealer support, parts availability and resale value for Case IH and John Deere in your region: over the life of a machine they often matter more than small specification differences.

Case IH Case IH Optum 300 CVXDrive
John Deere 9RX 640
John Deere John Deere 9RX 640
Operating weight ——
Engine power 221 kW (296 hp)477 kW (640 hp)
Rated power ≈221 kW (300 hp)≈477 kW (640 hp)
Transmission CVXDrive CVT—
Running gear —4 tracks
Steering —Articulated
Strengths
  • + High power-to-weight
  • + CVT
  • + Huge drawbar power
  • + Low ground pressure
Watch-outs
  • − Needs ballast for draft
  • − Very large implements needed
Full Optum 300 CVXDrive reviewFull 9RX 640 review

Specifications are typical figures for standard configurations and may be measured differently by each manufacturer (for example net vs gross power). Always confirm with the manufacturer or dealer. Build another comparison.