Compare/Yanmar AF342 vs Yanmar F420

Yanmar AF342 vs Yanmar F420

Verdict: Yanmar AF342 vs Yanmar F420

The Yanmar AF342 and the Yanmar F420 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 42 hp. Yanmar AF342 is the lighter machine (1,450 kg vs 1,640 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Yanmar AF342 holds more fuel (36.0 L vs 32.2 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

42 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

YanmarReference

Engine

Four power shift speeds in four ranges with power shuttle.Reference

4-cylinderReference

Fuel tank

36.0 LReference

32.2 LReference

Engine

31.3 kWReference

Displacement

2.2 LReference

2.0 LReference

Power

31.3 kWReference

Fuel system

direct injectionReference

—

Rated RPM

2600Reference

—

Starter

electricReference

—

Starter volts

12Reference

—

Bore/Stroke

—

84 x 90 mmReference

Transmission

Type

power shuttleReference

—

Gears

16 forward and reverseReference

9 forward and 3 reverseReference

Clutch

wet discReference

—

Transmission

—

synchromeshReference

PTO & Hydraulics

Rear Type

IReference

Control

position controlReference

—

Rear PTO Type

556/787/994/1300 (1.375)Reference

540Reference

Rear lift

—

1250 kgReference

Rear PTO

—

liveReference

Dimensions

Wheelbase

184 cmReference

—

Weight

1450 kgReference

1640 kgReference

Front tire

8-18Reference

8-16Reference

Rear tire

13.6-26Reference

13.6-24Reference

Standard tires (ag)

Front: 8-18. Rear: 13.6-26Reference

—

Length

328 cmReference

327 cmReference

Width

150 cmReference

155 cmReference

Height

196 cmReference

237 cmReference

Ground clearance

34 cmReference

—

Front tread

122 cmReference

—

Rear tread

115 to 150 cmReference

—

Ag front

—

8-16Reference

Ag rear

—

13.6-24Reference

Electrical

Ground

negativeReference

—

Battery volts

12Reference

—

Battery AH

70Reference

—

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.