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Kubota FZ2400 vs Kubota Z421T
Verdict: Kubota FZ2400 vs Kubota Z421T
The Kubota FZ2400 and the Kubota Z421T are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 24 hp. Kubota Z421T is the lighter machine (410 kg vs 719 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Kubota FZ2400 holds more fuel (31.0 L vs 25.7 L) for longer stints between fills. Kubota Z421T is the newer design (2017 vs 1992). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
Kubota
71
Fit score
Best match
Clear
Kubota
71
Fit score
Best match
Clear
Rated power
24 hp
24 hp
Confidence
98%
98%
Guide price
—
—
Overview
Manufacturer
KubotaReference
KubotaReference
liquid-cooledReference
air-cooled vertical-shaft V-TwinReference
Drive
4x4 4WDReference
—
Variants
F2400
conventionalReference
—
FZ2400
zero-turn radiusReference
—
Z421T
—
standardReference
Z422T
—
deluxeReference
Engine
Fuel tank
31.0 LReference
25.7 LReference
Displacement
68.5 ciReference
44.3 ciReference
Bore/Stroke
78 x 78 mmReference
78 x 76 mmReference
Power (gross)
17.9 kWReference
17.9 kWReference
Air cleaner
dryReference
—
Rated RPM
2700Reference
—
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Transmission
Type
hydrostaticReference
belt-driven hydrostaticReference
Gears
infinite forward and reverseReference
infinite forward and reverseReference
Transmission
—
Hydro-Gear ZT3600Reference
PTO & Hydraulics
Front PTO
independentReference
—
Clutch
dry discReference
electricReference
Mid PTO
—
independentReference
Dimensions
Wheelbase
130 cmReference
125 cmReference
Weight
719 kgReference
74 kgReference
Front tire
23x10.50-12Reference
13x5-6Reference
Rear tire
20x8.00-10Reference
24x12-14Reference
Lawn/turf front
23x10.50-12Reference
13x5-6Reference
Lawn/turf rear
20x8.00-10Reference
24x12-14Reference
Length
226 cmReference
205 cmReference
Width
114 cmReference
137 cmReference
Height (steering wheel)
147 cmReference
—
Height (ROPS)
197 cmReference
177 cmReference
Ground clearance
16 cmReference
—
Front tread
87 cmReference
94 cmReference
Rear tread
39 cmReference
106 cmReference
Height (Folded ROPS)
—
126 cmReference
Max Drawbar
—
34 kgReference
Max front axle
—
112 kgReference
Max rear axle
—
555 kgReference
Kubota FZ2400 attachments
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
Charging amps
—
15Reference
Battery CCA
—
300Reference
Attachment overview
Kubota Z421T attachments
60" Mower deck
Cutting width
—
152 cmReference
Overall width
—
186 cmReference
Cut height
—
3 to 12 cmReference
Capacities
Max capacity
—
668 kgReference
Tow capacity
—
113 kgReference
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.