Ferris ISX 3300 Zero Turn Mowers (72 in / 5902145) vs Scag Cheetah II
A side-by-side spec reference for two commercial machines. Where computed productivity separates them, the faster machine is marked a Data Pick with the arithmetic shown — the tables lay out each model's stated specs so you can match a machine to your property and routes.
A side-by-side for the zero-turn mower Ferris ISX 3300 Zero Turn Mowers (72 in / 5902145) and the zero-turn mower Scag Cheetah II. Open the full spec table in the compare tool ›
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 ISX 3300 Zero Turn Mowers (72 in / 5902145) — commercial: daily paid use and high acreage; 72-inch deck
- Scag Cheetah II — commercial: daily paid use and high acreage; 61-inch deck
What’s different? The 5 differences that matter most, from the published figures.
- ISX 3300 Zero Turn Mowers (72 in / 5902145) lists at $20,899; Cheetah II lists at $13,999 to $18,999, a $6,900 difference. List price is the maker's own figure before tax, freight and dealer setup. Dealers set the final price.
- ISX 3300 Zero Turn Mowers (72 in / 5902145) has a published top speed of 12 mph; Cheetah II has a published top speed of 16 mph, a 4 mph difference. Top speed is the maker's maximum in transport. Mowing speed is lower and depends on grass, terrain and the deck.
- ISX 3300 Zero Turn Mowers (72 in / 5902145) has a 72 in (1,829 mm) deck; Cheetah II has a 61 in (1,549 mm) deck, a 11 in difference. Deck width sets how much grass each pass covers. Mowing time also depends on ground speed, turns and obstacles, so a wider deck alone does not fix the job's length. Time both decks on your own lawn ›
- ISX 3300 Zero Turn Mowers (72 in / 5902145) weighs 1,717 lbs (778.8 kg); Cheetah II weighs 1,392 lbs (631.4 kg), a 325 lbs difference. Operating weight bears on trailer payload, ramps and soft turf. On its own it says nothing about build quality. What ISX 3300 Zero Turn Mowers (72 in / 5902145)'s weight means for a trailer ›
- ISX 3300 Zero Turn Mowers (72 in / 5902145) holds 11 gal (41.6 L) of fuel; Cheetah II holds 13 gal (49.2 L) of fuel, a 2 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.
2 more differences, calculated figures and what isn’t comparable
Other verified differences
- ISX 3300 Zero Turn Mowers (72 in / 5902145) has a 40 hp engine; Cheetah II has a 36 hp engine, a 4 hp difference.
- ISX 3300 Zero Turn Mowers (72 in / 5902145) cuts from 1.5 in (38 mm) to 5 in (127 mm); Cheetah II cuts from 1.3 in (32 mm) to 5 in (127 mm).
Calculated by MowerFacts
- ISX 3300 Zero Turn Mowers (72 in / 5902145) works out to 7.0 acres/hour; Cheetah II works out to 7.9 acres/hour, a 0.9 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
- Displacement: not published for Cheetah II.
- Warranty: not published for Cheetah II.
- Transmission: not published for Cheetah II.
- Fuel Type: not published for Cheetah II.
- Deck Material: not published for Cheetah II.
- Deck Construction: not published for ISX 3300 Zero Turn Mowers (72 in / 5902145).
- Drive System: not published for ISX 3300 Zero Turn Mowers (72 in / 5902145).
- Start Type: not published for Cheetah II.
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.
Productivity
| Measure | ISX 3300 Zero Turn Mowers (72 in / 5902145) | Cheetah II |
|---|---|---|
| Cutting deck | 72 in | 61 in |
| Ground speed | 12 mph | 16 mph |
| Acres/hr (80%) | 4.89 | 5.52 |
| Acres/hr (100%) | 8.73 | 9.86 |
| List price | $20,899 | $13,999–$18,999 |
Acres/hour computed from deck width and ground speed; 80% accounts for turns, overlap and trimming. Calculator ›
Components
| Component | ISX 3300 Zero Turn Mowers (72 in / 5902145) | Cheetah II |
|---|---|---|
| Engine make | Vanguard® BIG BLOCK™ EFI ETC with Oil Guard | Vanguard BIG BLOCK |
| Displacement | 993 cc | not specified by manufacturer |
| Engine power | 40 hp | 36 hp |
| Transmission | Dual commercial Hydro-Gear® ZT-5400 Powertrain® Transaxles with 9" cooling fans | not specified by manufacturer |
| Drive type | not specified by manufacturer | not specified by manufacturer |
Ownership & dimensions
| Spec | ISX 3300 Zero Turn Mowers (72 in / 5902145) | Cheetah II |
|---|---|---|
| Weight | 778.82 kg | 631.4 kg |
| Fuel capacity | 41.64 L | 49.21 L |
| Warranty | 2 | not specified by manufacturer |
| Dimensions (L×W×H mm) | 2146 × not specified by manufacturer × not specified by manufacturer | not specified by manufacturer |
Dealer network and dimensions not in our data are shown as "not specified by manufacturer." See the full spec sheet on each model page.
Alternatives to cross-shop
FAQ
Is the Ferris ISX 3300 Zero Turn Mowers (72 in / 5902145) or the Scag Cheetah II better?
MowerFacts is a spec reference, not a review — we don't crown a winner. The Ferris ISX 3300 Zero Turn Mowers (72 in / 5902145) and Scag Cheetah II are both commercial machines with their own deck widths, engines and dimensions; the tables below lay out each spec side by side so you can match a machine to your property and routes.
How many acres per hour can the Ferris ISX 3300 Zero Turn Mowers (72 in / 5902145) and Scag Cheetah II mow?
At 80% efficiency the Ferris ISX 3300 Zero Turn Mowers (72 in / 5902145) (72-in deck at 12 mph) covers about 4.89 acres/hour and the Scag Cheetah II (61-in deck at 16 mph) about 5.52 acres/hour, before trimming and trailering time.
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ISX 3300 Zero Turn Mowers (72 in / 5902145): Specs verified against the manufacturer spec sheet on Jun 6, 2026 — ferrismowers.com.
Cheetah II: Specs verified against the manufacturer spec sheet on Jun 6, 2026 — scag.com.
Independent reference database. Specs compiled from manufacturer sources and normalized for comparison; verify with the manufacturer or dealer before purchase.