Compare Mowers
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.
- Ariens RIDGELINE 48 — commercial: daily paid use and high acreage; 48-inch deck; gas powered
- Gravely Z-STANCE 48 KAWASAKI — commercial: daily paid use and high acreage; 48-inch deck; gas powered
What’s different? The 4 differences that matter most, from the published figures.
- RIDGELINE 48 has Hydro-Gear® ZT-2800® Transaxles drive; Z-STANCE 48 KAWASAKI has Hydro-Gear® ZT-3100® Transaxles drive.
- RIDGELINE 48 lists at $6,799; Z-STANCE 48 KAWASAKI lists at $8,199, a $1,400 difference. List price is the maker's own figure before tax, freight and dealer setup. Dealers set the final price.
- RIDGELINE 48 cuts from 1.5 in (38 mm) to 4.5 in (114 mm); Z-STANCE 48 KAWASAKI cuts from 1.5 in (38 mm) to 5 in (127 mm). The cut-height range is the shortest and tallest cut the deck offers. Most lawns are kept well inside it.
- RIDGELINE 48 weighs 719 lbs (326.1 kg); Z-STANCE 48 KAWASAKI weighs 744 lbs (337.5 kg), a 25 lbs difference. Operating weight bears on trailer payload, ramps and soft turf. On its own it says nothing about build quality. What RIDGELINE 48's weight means for a trailer ›
what isn’t comparable
Not comparable
- Warranty: not published for Z-STANCE 48 KAWASAKI.
- Blades: not published for Z-STANCE 48 KAWASAKI.
- Transmission: not published for Z-STANCE 48 KAWASAKI.
- Fuel Type: not published for RIDGELINE 48.
- Deck Material: not published for RIDGELINE 48.
- Deck Construction: not published for RIDGELINE 48.
- Discharge: not published for RIDGELINE 48.
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.
| Spec | RIDGELINE 48 Ariens · Commercial |
Z-STANCE 48 KAWASAKI Gravely · Commercial |
|---|---|---|
| List price | $6,799 | $8,199 |
| Engine | ||
| Power Source | gas | gas |
| Engine Make | Kawasaki FS651V | Kawasaki® |
| Displacement | 44.3 ci (725.9 cc) | 44.3 ci (725.9 cc) |
| Engine Power | 22 hp | 22 hp |
| Engine Model | — | FS651V |
| Fuel Type | — | Gas |
| Deck | ||
| Cutting Width | 48 in (1219 mm) | 48 in (1219 mm) |
| Blades | 3 | — |
| Deck Material | — | 10 ga |
| Deck Construction | — | Fabricated X-Factor® 3 |
| Deck Gauge | — | 10 |
| Min Cut Height | 1.5 in (38 mm) | 1.5 in (38 mm) |
| Blade Tip Speed | 16903 ft/min (5152 m/min) | — |
| Discharge | — | Side |
| Cut Positions | 13 | — |
| Max Cut Height | 4.5 in (114 mm) | 5 in (127 mm) |
| Drive | ||
| Transmission | Hydrostatic | — |
| Ground Speed | 7 mph | 7 mph |
| Reverse Speed | 3 mph | 3 mph |
| Drive System | Hydro-Gear® ZT-2800® Transaxles | Hydro-Gear® ZT-3100® Transaxles |
| Dimensions | ||
| Weight | 719 lbs (326.1 kg) | 744 lbs (337.5 kg) |
| Fuel Capacity | 4.5 gal (17 L) | 4.5 gal (17 L) |
| General | ||
| Warranty | 4 yr | — |
Where these models differ, explained
RIDGELINE 48: Specs verified against the manufacturer spec sheet on Jun 6, 2026 — ariens.com.
Z-STANCE 48 KAWASAKI: Specs verified against the manufacturer spec sheet on Jun 6, 2026 — gravely.com.
Independent reference database. Specs compiled from manufacturer sources and normalized for comparison; verify with the manufacturer or dealer before purchase.