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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.

  • Exmark Navigator (NVS 48 in EFI) — commercial: daily paid use and high acreage; 48-inch deck; gas powered
  • Wright Stander X 48 FX730E — commercial: daily paid use and high acreage; 48-inch deck; gas powered
What’s different? The 5 differences that matter most, from the published figures.
  1. Navigator (NVS 48 in EFI) uses a Kohler ECH730 engine; Stander X 48 FX730E uses a Kawasaki engine. The engine maker builds the engine; the mower maker chooses the model, rating and fit, so the badge alone does not settle output or longevity.
  2. Navigator (NVS 48 in EFI) has a published top speed of 7 mph; Stander X 48 FX730E has a published top speed of 9.5 mph, a 2.5 mph difference. Top speed is the maker's maximum in transport. Mowing speed is lower and depends on grass, terrain and the deck.
  3. Navigator (NVS 48 in EFI) weighs 1,191 lbs (540.2 kg); Stander X 48 FX730E weighs 900 lbs (408.2 kg), a 291 lbs difference. Operating weight bears on trailer payload, ramps and soft turf. On its own it says nothing about build quality. What Navigator (NVS 48 in EFI)'s weight means for a trailer ›
  4. Navigator (NVS 48 in EFI) cuts from 1 in (25 mm) to 4 in (102 mm); Stander X 48 FX730E cuts from 1.5 in (38 mm) to 5.5 in (140 mm). The cut-height range is the shortest and tallest cut the deck offers. Most lawns are kept well inside it.
  5. Navigator (NVS 48 in EFI) holds 7.5 gal (28.4 L) of fuel; Stander X 48 FX730E holds 8 gal (30.3 L) of fuel, a 0.5 gal difference. Tank size bounds how long a machine runs between stops. Consumption varies with engine, load and speed, so hours per tank are not fixed.
1 more difference, calculated figures and what isn’t comparable

Other verified differences

  • Navigator (NVS 48 in EFI) has a 23 hp engine; Stander X 48 FX730E has a 23.5 hp engine, a 0.5 hp difference.

Calculated by MowerFacts

  • Navigator (NVS 48 in EFI) works out to 2.7 acres/hour; Stander X 48 FX730E works out to 3.7 acres/hour, a 1.0 acres/hour difference. Calculated by MowerFacts from deck width and the published top speed at 80% efficiency; it is not a manufacturer figure, and real mowing is slower.

Not comparable

  • Blades: not published for Navigator (NVS 48 in EFI).
  • Transmission: not published for Navigator (NVS 48 in EFI).
  • Fuel Type: not published for Navigator (NVS 48 in EFI).
  • Deck Construction: not published for Navigator (NVS 48 in EFI).
  • Start Type: not published for Navigator (NVS 48 in EFI).
  • Price: Stander X 48 FX730E 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 commercial mower · more Exmark · more Wright
Side-by-side specifications: Exmark Navigator (NVS 48 in EFI) vs Wright Stander X 48 FX730E
Spec Navigator (NVS 48 in EFI)
Exmark · Commercial
Stander X 48 FX730E
Wright · Commercial
List price $20,499dealer quote
Engine
Power Source gas gas
Engine Make Kohler ECH730 Kawasaki
Displacement 44.2 ci (725 cc) 44.3 ci (726 cc)
Engine Power 23 hp 23.5 hp
Engine Model — FX730E
Fuel Type — Gasoline
Start Type — Electric
Deck
Cutting Width 48 in (1219 mm) 48 in (1219 mm)
Blades — 3
Deck Material 7-gauge sides joined by a continuous bead weld to a 10-gauge top, 3/16" wear guard 7 Gauge
Deck Construction — Floating-side discharge
Deck Gauge 7 7
Min Cut Height 1 in (25 mm) 1.5 in (38 mm)
Max Cut Height 4 in (102 mm) 5.5 in (140 mm)
Drive
Transmission — Hydro
Ground Speed 7 mph 9.5 mph
Reverse Speed 4.5 mph 5.5 mph
Dimensions
Weight 1191 lbs (540.2 kg) 900 lbs (408.2 kg)
Fuel Capacity 7.5 gal (28.4 L) 8 gal (30.3 L)
Length 94.5 in (2400 mm) 65 in (1651 mm)
Width 49.2 in (1250 mm) 49 in (1245 mm)
Height 51.2 in (1300 mm) —

Navigator (NVS 48 in EFI): Specs verified against the retailer listing on Jun 6, 2026 — exmarkofdalton.com.

Stander X 48 FX730E: Specs verified against the manufacturer spec sheet on Jun 6, 2026 — wrightmfg.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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