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Yanmar AF-180 vs Yanmar YMG1800
Verdict: Yanmar AF-180 vs Yanmar YMG1800
The Yanmar AF-180 and the Yanmar YMG1800 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 18 hp. Yanmar AF-180 is the lighter machine (1,653 kg vs 1,676 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Yanmar YMG1800 holds more fuel (20.4 L vs 20.1 L) for longer stints between fills. Yanmar AF-180 is the newer design (1997 vs 1981). 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
Yanmar
62
Fit score
Best match
Clear
Yanmar
62
Fit score
Best match
Clear
Rated power
18 hp
18 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
YanmarReference
YanmarReference
liquid-cooledReference
With 8.3-22 rear tires.Reference
Variants
AF-180X
hydrostticReference
—
YMG1800D
—
4WDReference
Engine
Fuel tank
20.1 LReference
20.4 LReference
Engine
13.3 kWReference
13.3 kWReference
Displacement
1.0 LReference
1.3 LReference
Bore/Stroke
74 x 78 mmReference
80 x 85 mmReference
Power
13.3 kWReference
13.3 kWReference
Rated RPM
2500Reference
2400Reference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Transmission
Gear Weight
749 kgReference
—
Type
hydrostaticReference
—
Gears
infinite forward and reverse (3-range)Reference
12 forward and 4 reverseReference
PTO & Hydraulics
Rear PTO Type
540 (1.375)Reference
540 (1.375)Reference
Engine RPM
-745@2500Reference
1096@2400Reference
Rear Type
—
JIS0Reference
Dimensions
Wheelbase
135 cmReference
147 cmReference
Weight
1653 to 1676 poundsReference
1676 to 1786 poundsReference
Front tire
6.00-12Reference
5-14Reference
Rear tire
8.3-22Reference
—
Standard tires (ag)
Front: 6.00-12. Rear: 8.3-22Reference
—
Length
262 cmReference
242 cmReference
Width
109 cmReference
114 cmReference
Height
192 cmReference
—
Hydro Weight
760 kgReference
—
Ground clearance
33 cmReference
—
Front tread
86 cmReference
—
Rear tread
86 cmReference
89/102 cmReference
2WD:4.00-12:8.3-22 4WD} Rear tire
—
8.3-22Reference
2WD Standard tires (ag)
—
Front: 5-14. Rear: 8.3-22Reference
Height (exhaust)
—
178 cmReference
2WD Weight
—
760 kgReference
4WD Weight
—
810 kgReference
2WD Ground clearance
—
32 cmReference
4WD Ground clearance
—
29 cmReference
2WD Front tread
—
84 cmReference
4WD Front tread
—
91 cmReference
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
Battery AH
—
70Reference
Speeds
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.