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Kubota G1800 vs Yamaha YT5700
Verdict: Kubota G1800 vs Yamaha YT5700
The Kubota G1800 and the Yamaha YT5700 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 16 hp. Yamaha YT5700 is the lighter machine (238 kg vs 706 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Kubota G1800 holds more fuel (18.9 L vs 9.5 L) for longer stints between fills. Yamaha YT5700 is the newer design (1990 vs 1989). 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
Yamaha
62
Fit score
Clear
Rated power
16 hp
16 hp
Confidence
98%
40%
Guide price
—
—
Overview
Manufacturer
KubotaReference
YamahaReference
liquid-cooledReference
air-cooled vertical-shaft V-TwinReference
Variants
G1800
two-wheel steerReference
—
G1800S
four-wheel steerReference
—
Engine
Fuel tank
18.9 LReference
9.5 LReference
Displacement
40.03 ciReference
34.97 ciReference
Power (gross)
11.9 kWReference
11.9 kWReference
Fuel system
indirect injectionReference
—
Air cleaner
paper elementReference
—
Starter volts
12Reference
12Reference
Bore/Stroke
—
78 x 60 mmReference
Compression
—
8.6:1Reference
Starter
—
electricReference
Oil capacity
—
1.8 LReference
Sparkplug
—
NGK BPR5HSReference
Sparkplug gap
—
0.660 mmReference
Transmission
Type
shaft-driven hydrostaticReference
belt-driven hydrostaticReference
Gears
infinite forward and reverseReference
—
PTO & Hydraulics
Rear Type
0Reference
—
Rear PTO
independentReference
—
Rear PTO Type
2000Reference
—
Mid PTO
independentReference
independentReference
Clutch
electricReference
electricReference
Dimensions
Wheelbase
127 cmReference
117 cmReference
Weight
706 to 750 poundsReference
238 kgReference
Front tire
16x6.5-8000Reference
15x6.00-6Reference
Rear tire
23x10.5-12Reference
20x10.00-8Reference
Lawn/turf front
16x6.5-8000Reference
15x6.00-6Reference
Lawn/turf rear
23x8.5-12Reference
20x10.00-8Reference
Length
186 cmReference
175 cmReference
Width
103 cmReference
142 cmReference
Height
116 cmReference
104 cmReference
G1800 Weight
320 kgReference
—
G1800S Weight
340 kgReference
—
Shipping weight
—
238 kgReference
Front tread
—
73 cmReference
Rear tread
—
72 cmReference
Kubota G1800 attachments
Electrical
Ground
negativeReference
negativeReference
Charging amps
12.5Reference
7Reference
Battery volts
12Reference
12Reference
Battery AH
45Reference
—
Charging system
—
flywheel magnetoReference
Charging volts
—
14.5Reference
Attachment overview
Yamaha YT5700 attachments
YT5700 Serial Numbers
Location:
—
Right side of the tractor frame, above the front axle.Reference
42" Mower deck
Cutting width
—
106 cmReference
Cut height
—
3 to 11 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.