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Kubota Z231KW vs Kubota ZD1021
Verdict: Kubota Z231KW vs Kubota ZD1021
The Kubota Z231KW and the Kubota ZD1021 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 22 hp. Kubota Z231KW is the lighter machine (281 kg vs 630 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Kubota ZD1021 holds more fuel (23.1 L vs 13.6 L) for longer stints between fills. Kubota Z231KW is the newer design (2019 vs 2016). 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
22 hp
22 hp
Confidence
98%
98%
Guide price
—
—
Overview
Manufacturer
KubotaReference
KubotaReference
air-cooled vertical-shaft V-TwinReference
liquid-cooledReference
Engine
Fuel tank
13.6 LReference
23.1 LReference
Displacement
44.3 ciReference
54.8 ciReference
Bore/Stroke
78 x 76 mmReference
72 x 74 mmReference
Power
16.0 kWReference
—
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Oil capacity
1.5 LReference
—
Power (gross)
—
16.1 kWReference
Rated RPM
—
3200Reference
Transmission
Transmission
Hydro-Gear ZT2200Reference
—
Gears
infinite forward and reverseReference
infinite forward and reverseReference
PTO & Hydraulics
Mid PTO
independentReference
independentReference
Clutch
electricReference
hydraulic wet discReference
Dimensions
Wheelbase
123 cmReference
137 cmReference
Weight
281 kgReference
630 kgReference
Front tire
11x4-5Reference
13x6.5-6Reference
Rear tire
18x7.5-14Reference
24x12.0-14Reference
Lawn/turf front
11x4-5Reference
13x6.5-6Reference
Lawn/turf rear
18x7.5-14Reference
24x12.0-14Reference
Length
188 cmReference
223 cmReference
Width
107 cmReference
140 cmReference
Height (ROPS)
165 cmReference
188 cmReference
Front tread
61 cmReference
103 cmReference
Rear tread
88 cmReference
98 cmReference
Height (Folded ROPS)
—
143 cmReference
Kubota Z231KW attachments
Electrical
Ground
negativeReference
negativeReference
Charging amps
15Reference
14Reference
Battery CCA
300Reference
430Reference
Battery volts
12Reference
12Reference
Charging volts
—
14Reference
42" Mower deck
Type
belt-driven hydrostaticReference
hydrostaticReference
Cutting width
106 cmReference
152 cmReference
Overall width
139 cmReference
187 cmReference
Cut height
3 to 10 cmReference
2 to 12 cmReference
Kubota ZD1021 attachments
60" Mower deck
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.