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List prices are the manufacturer’s published figures, re-checked daily; they exclude tax, freight and dealer setup.

A side-by-side reference of each model's stated specifications. MowerFacts doesn’t give opinions: where a published, spec-derived rule can separate machines we mark a Data Pick and show the rule; here, read the values and decide what fits your needs.

Best suited for

What each model is built for, from its duty class and key specs. This is a neutral reference — MowerFacts does not rank one model above another.

  • Dixie Chopper XCaliber 66 in (4066VGE) — commercial: daily paid use and high acreage; 66-inch deck; gas powered
  • Grasshopper 440 EFI — commercial: daily paid use and high acreage; 61-inch deck; gas powered
What’s different? The 1 difference that matter most, from the published figures.
  1. XCaliber 66 in (4066VGE) has a 66 in (1,676 mm) deck; 440 EFI has a 61 in (1,549 mm) deck, a 5 in difference. Deck width sets how much grass each pass covers. Mowing time also depends on ground speed, turns and obstacles, so a wider deck alone does not fix the job's length. Time both decks on your own lawn ›
what isn’t comparable

Not comparable

  • Displacement: not published for XCaliber 66 in (4066VGE).
  • Weight: not published for XCaliber 66 in (4066VGE).
  • Ground Speed: not published for XCaliber 66 in (4066VGE).
  • Transmission: not published for XCaliber 66 in (4066VGE).
  • Fuel Type: not published for XCaliber 66 in (4066VGE).
  • Cut height range: not published for XCaliber 66 in (4066VGE).
  • Price: XCaliber 66 in (4066VGE) is dealer quote only.

Verified means each manufacturer publishes the figure. A bigger number is only a bigger number; nothing here says which machine is better. The full specification table is below.

Which is faster on your property? › Measure your lawn once and MowerFacts times all 2 against it.

Add another (2 more fit): every zero-turn mower · more Dixie Chopper · more Grasshopper
Side-by-side specifications: Dixie Chopper XCaliber 66 in (4066VGE) vs Grasshopper 440 EFI
Spec XCaliber 66 in (4066VGE)
Dixie Chopper · Zero-Turn
440 EFI
Grasshopper · Zero-Turn
List price dealer quote$18,955
Engine
Power Source gas gas
Displacement — 60.6 ci (993 cc)
Engine Power 40 hp 40 hp
Engine Make Vanguard® Big Block EFI Vanguard
Fuel Type — Gasoline
Cylinders — 2
Deck
Cutting Width 66 in (1676 mm) 61 in (1549 mm)
Min Cut Height — 1 in (25 mm)
Max Cut Height — 5 in (127 mm)
Drive
Transmission — G3 Hydrostatic Transmission
Ground Speed — 11 mph
Dimensions
Weight — 1320 lbs (598.7 kg)
Fuel Capacity 12 gal (45.4 L) 12 gal (45.4 L)

Where these models differ, explained

440 EFI: Specs verified against the manufacturer spec sheet on Jun 6, 2026 — grasshoppermower.com.

Independent reference database. Specs compiled from manufacturer sources and normalized for comparison; verify with the manufacturer or dealer before purchase.

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