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Compare Mowers
Key differences: Z554X has more weight, a wider cutting deck, a larger engine and more engine power. Husqvarna W520 has less weight, a narrower cutting deck, a smaller engine and less engine power.
Objective comparison of stated specs — not a recommendation.
How to read the labels
- larger / more / wider / faster — this mower has the higher value for that spec.
- smaller / less / lighter / slower — this mower has the lower value.
- Labels are directional only; whether more is desirable depends on your needs.
- Note: a lower deck-gauge number means thicker steel, so for Deck Gauge a smaller number is the more durable deck.
| Spec | Z554X Husqvarna · Commercial |
Husqvarna W520 Husqvarna · Commercial |
|---|---|---|
| Engine | ||
| Engine Make | Kawasaki | Kawasaki |
| Displacement | 61 ci (999.6 cc) larger | 10.9 ci (178.6 cc) smaller |
| Engine Power | 31 hp more power | 4.6 hp less power |
| Cylinders | 2 | — |
| Engine Model | FX Series V-Twin | FJ180 KAI |
| Deck | ||
| Cutting Width | 54 in (1372 mm) wider | 20 in (508 mm) narrower |
| Blades | 3 | — |
| Deck Material | Steel | Aluminium |
| Max Cut Height | 5 in (127 mm) | — |
| Discharge | Collect/Mulch/Side discharge | Collection/BioClip®/Rear discharge |
| Min Cut Height | 1 in (25 mm) | — |
| Cut Positions | — | 9 |
| Drive | ||
| Transmission | Hydrostatic | — |
| Ground Speed | 12 mph faster | 3.7 mph slower |
| Drive System | — | Self-propelled, variable speed |
| Dimensions | ||
| Weight | 1250 lbs (567 kg) heavier | 112 lbs (50.8 kg) lighter |
| Fuel Capacity | 12 gal (45.4 L) | — |
| General | ||
| Bagger Capacity | — | 2.3 cu.feet |
Independent reference database. Specs compiled from manufacturer sources and normalized for comparison; verify with the manufacturer or dealer before purchase.