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Lazer Z vs IS 600

Lazer Z vs IS 600 compared side by side: specs, ratings, price and owner feedback from our independent reviews.

Lazer Z vs IS 600
Exmark Lazer Z Ferris IS 600
Our rating 4.0 3.8
Performance 4.5 4.0
Build quality 4.5 4.0
Reliability 4.0 4.0
Value for money 3.0 3.0
Comfort & ergonomics 4.0 4.0
Features 4.0 3.5
Price $11,299 $8,689
Specifications
Power type Gasoline Gasoline
Engine Kawasaki FX730V 23.5 hp; FX801V 25.5 hp; FX921V and Vanguard 810 also listed Kawasaki FS600V 18.5 hp; Kawasaki FS691V 23 hp; Briggs and Stratton CXi 25 hp, gross, per Ferris
Displacement — 603 cc (FS600V); 726 cc (FS691V); 724 cc (CXi)
Fuel type Gasoline Gasoline
Transmission Unitized Hydro-Gear pump and motor units Dual Hydro-Gear ZT-3200 transaxles with 7-in. fans
Drive Zero-turn, dual-lever steering Zero-turn, rear-wheel drive, lever steering
Deck size 48, 52, 60 and 72 in. per Exmark; 52 and 60-in. models read 48 or 52 in.
Deck construction UltraCut Series 4, formed and welded high-strength steel, floating 10-gauge fabricated steel
Cutting height 1 to 5.5 in. (60-in.); 1.5 to 5.5 in. (52-in.) 1.5 to 4.5 in.
Discharge Side discharge; mulching available —
Top speed 10 to 11 mph on models read; up to 10.5 mph per series FAQ 0 to 10 mph forward, 0 to 5 mph reverse
Front tires 13x6.5-6 (series FAQ) 13x6.5-6
Rear tires 24x12-12 (series FAQ) 22x11-10 Reaper
Weight — 942 lb (48-in.); 964 lb (52-in.), dry
Fuel capacity 9.5 US gal (E-Series 52-in.); 12 US gal (S-Series 60-in.) 6 US gal
Model numbers read LRE730GKA524A3, LRE801GKA524A3, LRS801GKA604A1 —
Series E, S, X, plus V (battery) and Diesel —
Blade tip speed Up to 18,500 ft/min —
Cash price range E $11,299, S $13,899, X $16,699 per series page —
Model numbers — 5901908, 5902110 (48-in.); 5901911, 5902109 (52-in.)
Suspension — Pivoting front axle, front and rear coil-over shocks, 10-year warranty
Spindles — Cast aluminum, 1-in. shafts, greasable
Overall length — 80 in.
Verdict The Lazer Z is built for daily commercial use, with big tanks, fast drive and a long warranty, at prices several times a residential mower. It is overkill for most…
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The IS 600 gets the Ferris suspension and a 10 mph drive at the lowest price in the line. The 18.5 hp base engine is modest for the money.
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