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A neutral, side-by-side reference of each model's stated specifications. MowerFacts does not rank one model above another — 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.
- Altoz TSX 561 i — commercial: daily paid use and high acreage; 61-inch deck; gas powered
- Altoz TRX 354 — commercial: daily paid use and high acreage; 54-inch deck; gas powered
| Spec | TSX 561 i Altoz · Commercial |
TRX 354 Altoz · Commercial |
|---|---|---|
| Engine | ||
| Power Source | gas | gas |
| Engine Make | Kawasaki | Kawasaki |
| Displacement | 52 ci (852 cc) | 44.3 ci (726 cc) |
| Engine Power | 29.5 hp | 24 hp |
| Cylinders | 2 | 2 |
| Engine Model | FX EFI | FT |
| Fuel Type | Gasoline | Gasoline |
| Deck | ||
| Cutting Width | 61 in (1549 mm) | 54 in (1372 mm) |
| Blades | 6 | 3 |
| Deck Material | Fabricated Steel HV All-Terrain Deck or Aero Deck | Fabricated Steel Aero Deck |
| Anti-Scalp Rollers | No | Yes |
| Max Cut Height | 5.5 in (140 mm) | 5 in (127 mm) |
| Min Cut Height | 2.5 in (64 mm) | 2.2 in (57 mm) |
| Blade Tip Speed | 17251 ft/min (5258 m/min) | 18501 ft/min (5639 m/min) |
| Drive | ||
| Transmission | Hydrostatic | Hydrostatic |
| Ground Speed | 10 mph | 8 mph |
| Dimensions | ||
| Weight | 1532 lbs (694.9 kg) | 1220 lbs (553.4 kg) |
| Fuel Capacity | 8.5 gal (32.2 L) | 10 gal (37.9 L) |
| Length | 75 in (1905 mm) | 84.5 in (2146 mm) |
| Height | 50 in (1270 mm) | — |
| General | ||
| Warranty | 3 yr | 3 yr |
TSX 561 i: Specs verified against the manufacturer spec sheet on Jun 6, 2026 — altoz.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.