Compare Mowers
These mowers are in different classes — showing only attributes they share.
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.
- Ferris IS600 Zero Turn Mower — commercial: daily paid use and high acreage; 48-inch deck; gas powered
- Wright Stander ZK 72 FX820 — commercial: daily paid use and high acreage; 72-inch deck; gas powered
| Spec | IS600 Zero Turn Mower Ferris · Zero-Turn |
Stander ZK 72 FX820 Wright · Commercial |
|---|---|---|
| Engine | ||
| Power Source | gas | gas |
| Displacement | 36.8 ci (603 cc) | 50.2 ci (822 cc) |
| Engine Power | 18.5 hp | 34.5 hp |
| Engine Make | Kawasaki® FS600V | Kawasaki |
| Start Type | Electric | Electric |
| Fuel Type | Gas | Gasoline |
| Deck | ||
| Cutting Width | 48 in (1219 mm) | 72 in (1829 mm) |
| Min Cut Height | 1.5 in (38 mm) | 1.5 in (38 mm) |
| Max Cut Height | 4.5 in (114 mm) | 5.5 in (140 mm) |
| Deck Construction | 10-gauge, Fabricated | Floating-side discharge |
| Drive | ||
| Transmission | Dual commercial Hydro-Gear® ZT-3200® transaxles with 7" cooling fans | Hydro |
| Ground Speed | 10 mph | 12.5 mph |
| Reverse Speed | 5 mph | 7 mph |
| Dimensions | ||
| Weight | 942 lbs (427.3 kg) | 1240 lbs (562.5 kg) |
| Fuel Capacity | 6 gal (22.7 L) | 15.5 gal (58.7 L) |
| Length | 80 in (2032 mm) | 72 in (1829 mm) |
IS600 Zero Turn Mower: Specs verified against the manufacturer spec sheet on Jun 6, 2026 — ferrismowers.com.
Stander ZK 72 FX820: Specs verified against the manufacturer spec sheet on Jun 6, 2026 — kawasakienginesusa.com.
Independent reference database. Specs compiled from manufacturer sources and normalized for comparison; verify with the manufacturer or dealer before purchase.