Specification2023 Tohatsu MFS40AETL2025 Yamaha F40FEHA
ManufacturerTohatsuYamaha
ModelMFS40AETLF40FEHA
Year20232025
Horsepower40 HP40 HP
Engine Type4-stroke4-stroke
Cylinders33
Displacement710 cc762 cc
Bore × Stroke68.6 × 64.1 mm71.3 × 63.6 mm
RPM Range5,300–5,800 RPM5,200–6,000 RPM
Fuel SystemEFIEFI
Fuel TypeRegularRegular
Weight86 kg (190 lbs)83 kg (182 lbs)
Starting SystemElectricElectric
SteeringRemoteBoth
Shaft LengthsS/LS/L
Gear Ratio2.07:12.07:1
Alternator22 A18 A
Trim & TiltPower Trim/TiltPower Trim/Tilt
Prop Output25.06 kW23.86 kW
Recommended Boat14–19 ft14–19 ft
MSRP$6,320$7,840
Better / Advantage Lower / Disadvantage Equal / Neutral

2023 Tohatsu MFS40AETL vs 2025 Yamaha F40FEHA — Which Is Better?

Choosing between the 2023 Tohatsu MFS40AETL and the 2025 Yamaha F40FEHA comes down to your specific boating needs and priorities.

The 2023 Tohatsu MFS40AETL (2023) is a 40hp 4-stroke outboard from Tohatsu, weighing 86 kg (190 lbs). Its electronic fuel injection delivers reliable starts and improved fuel economy compared to carbureted alternatives. Power trim and tilt makes it easy to adjust on the water.

The 2025 Yamaha F40FEHA offers 40hp with 4-stroke technology, tipping the scales at 83 kg (182 lbs). With a larger displacement of 762 cc, it can deliver more torque at lower RPMs.

Both motors are solid choices in the 40 HP class. Your final decision should factor in your boat size, typical use conditions, dealer availability in your area, and budget.