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Kubota PX-2100 vs Kubota ZG20
Verdict: Kubota PX-2100 vs Kubota ZG20
The Kubota PX-2100 and the Kubota ZG20 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 20 hp. Kubota ZG20 is the lighter machine (479 kg vs 699 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Kubota ZG20 is the newer design (2003 vs 1987). 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
20 hp
20 hp
Confidence
98%
98%
Guide price
—
—
Overview
Manufacturer
KubotaReference
KubotaReference
liquid-cooledReference
air-cooled horizontal-shaft V-TwinReference
Drive
4x4 4WDReference
—
Differential lock
automatic lockingReference
—
Steering
four-wheel steeringReference
differential powerReference
Engine
Displacement
56.6 ciReference
38.1 ciReference
Bore/Stroke
76 x 71 mmReference
77 x 67 mmReference
Power (gross)
14.9 kWReference
14.9 kWReference
Rated RPM
2600Reference
3200Reference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Fuel tank
—
23.1 LReference
Air cleaner
—
foamReference
Compression
—
8.5:1Reference
Torque
—
44.2 NmReference
Torque RPM
—
2600Reference
Oil capacity
—
7.5 LReference
Sparkplug
—
Champion 3071Reference
Transmission
Gears
infinite forward and reverseReference
infinite forward and reverseReference
Dimensions
Weight
699 kgReference
82 kgReference
Front tire
21x11.00-10Reference
13x5.0-6Reference
Rear tire
21x11.00-10Reference
23x10.5-12Reference
Lawn/turf front
21x11.00-10Reference
13x5.0-6Reference
Lawn/turf rear
21x11.00-10Reference
23x10.5-12Reference
Length
254 cmReference
195 cmReference
Width
182 cmReference
153 cmReference
Height
106 cmReference
—
Wheelbase
—
118 cmReference
Height (ROPS)
—
177 cmReference
Height (Folded ROPS)
—
131 cmReference
Front tread
—
86 cmReference
Rear tread
—
92 cmReference
Kubota PX-2100 attachments
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
Battery CCA
—
285Reference
Battery Group
—
U1L-9Reference
60" Mower deck
Type
hydrostaticReference
hydrostaticReference
Cutting width
152 cmReference
121 cmReference
Cut height
3 to 10 cmReference
2 to 12 cmReference
PTO & Hydraulics
Mid PTO
—
independentReference
Mid PTO Type
—
Kubota 10-toothReference
Kubota ZG20 attachments
48" Mower deck
Overall width
—
155 cmReference
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.