Compare/Yanmar AC-18 vs Yanmar AF118

Yanmar AC-18 vs Yanmar AF118

Verdict: Yanmar AC-18 vs Yanmar AF118

The Yanmar AC-18 and the Yanmar AF118 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 18 hp. Yanmar AC-18 is the lighter machine (645 kg vs 664 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Yanmar AF118 holds more fuel (20.1 L vs 18.2 L) for longer stints between fills. 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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Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Yanmar

Fit score

Best match

Clear

Yanmar

Fit score

Best match

Clear

Rated power

18 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

YanmarReference

liquid-cooledReference

Drive

crawlerReference

—

Steering

—

powerReference

Engine

Fuel tank

18.2 LReference

20.1 LReference

Engine

13.4 kWReference

Displacement

1.0 LReference

Bore/Stroke

74 x 78 mmReference

—

Power

13.4 kWReference

Rated RPM

2600Reference

2500Reference

Starter

electricReference

Starter volts

12Reference

Transmission

Type

hydrostaticReference

—

Gears

infinite forward and reverse (2-range)Reference

8 forward and reverseReference

Dimensions

Weight

645 kgReference

664 kgReference

Length

220 cmReference

262 cmReference

Width

119 cmReference

103 cmReference

Height

176 cmReference

188 cmReference

Ground clearance

34 cmReference

—

Wheelbase

—

137 cmReference

Front tire

—

6.00-12Reference

Rear tire

—

8.30-20Reference

Standard tires (ag)

—

Front: 6.00-12. Rear: 8.30-20Reference

Front tread

—

86 cmReference

Rear tread

—

83 cmReference

Electrical

Ground

negativeReference

Battery volts

12Reference

Battery AH

—

45Reference

PTO & Hydraulics

Clutch

—

dry discReference

Rear PTO Type

—

546/781/1176 (1.375)Reference

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.