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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.

  • Kubota ZD1011-54 — commercial: daily paid use and high acreage; 54-inch deck
  • Altoz TRX 354 — commercial: daily paid use and high acreage; 54-inch deck; gas powered
What’s different? The 5 differences that matter most, from the published figures.
  1. ZD1011-54 uses a Kubota D782-E4-ZD-3 engine; TRX 354 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. ZD1011-54 has a Kubota HST transmission; TRX 354 has a Hydrostatic transmission. The transmission grade tracks duty rating and speed. Grade names are each maker's own and are not comparable across brands.
  3. ZD1011-54 runs on Diesel; TRX 354 runs on Gasoline. Fuel type sets what you buy and store; it is not a measure of power.
  4. ZD1011-54 holds 6 gal (22.7 L) of fuel; TRX 354 holds 10 gal (37.9 L) of fuel, a 4 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.
  5. ZD1011-54 has a 19.3 hp engine; TRX 354 has a 24 hp engine, a 4.7 hp difference. Published horsepower is the maker's rating at a stated engine speed. It is a different measure from displacement, and two engines of equal rating can pull differently.
3 more differences, calculated figures and what isn’t comparable

Other verified differences

  • ZD1011-54 has a published top speed of 9 mph; TRX 354 has a published top speed of 8 mph, a 1 mph difference.
  • ZD1011-54 weighs 1,323 lbs (600.1 kg); TRX 354 weighs 1,220 lbs (553.4 kg), a 103 lbs difference.
  • ZD1011-54 has a 47.5 ci (778 cc) engine; TRX 354 has a 44.3 ci (726 cc) engine, a 3.2 ci difference.

Calculated by MowerFacts

  • ZD1011-54 works out to 3.9 acres/hour; TRX 354 works out to 3.5 acres/hour, a 0.4 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

  • Warranty: not published for ZD1011-54.
  • Blades: not published for ZD1011-54.
  • Deck Material: not published for ZD1011-54.
  • Drive System: not published for TRX 354.
  • Cut height range: not published for ZD1011-54.

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 Kubota · more Altoz
Side-by-side specifications: Kubota ZD1011-54 vs Altoz TRX 354
Spec ZD1011-54
Kubota · Commercial
TRX 354
Altoz · Commercial
List price dealer quotedealer quote
Engine
Power Source diesel gas
Engine Make Kubota D782-E4-ZD-3 Kawasaki
Displacement 47.5 ci (778 cc) 44.3 ci (726 cc)
Engine Power 19.3 hp 24 hp
Cylinders — 2
Engine Model — FT
Fuel Type Diesel Gasoline
Deck
Cutting Width 54 in (1372 mm) 54 in (1372 mm)
Blades — 3
Deck Material — Fabricated Steel Aero Deck
Anti-Scalp Rollers — Yes
Min Cut Height — 2.2 in (57 mm)
Blade Tip Speed — 18501 ft/min (5639 m/min)
Max Cut Height — 5 in (127 mm)
Drive
Transmission Kubota HST Hydrostatic
Ground Speed 9 mph 8 mph
Drive System Shaft —
Dimensions
Weight 1323 lbs (600.1 kg) 1220 lbs (553.4 kg)
Fuel Capacity 6 gal (22.7 L) 10 gal (37.9 L)
Length — 84.5 in (2146 mm)
General
Warranty — 3 yr

ZD1011-54: Specs verified against the manufacturer spec sheet on Jun 6, 2026 — kubotausa.com.

TRX 354: Specs verified against the manufacturer spec sheet on Jun 6, 2026 — altoz.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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