Specification2023 Yamaha F40FMHA2024 Mercury 40 SeaPro
ManufacturerYamahaMercury
ModelF40FMHA40 SeaPro
Year20232024
Horsepower40 HP40 HP
Engine Type4-stroke4-stroke
Cylinders33
Displacement769 cc710 cc
Bore × Stroke70.6 × 65.4 mm70.0 × 61.4 mm
RPM Range5,200–6,100 RPM5,000–6,100 RPM
Fuel SystemEFIEFI
Fuel TypeRegularRegular
Weight86 kg (190 lbs)92 kg (203 lbs)
Starting SystemElectricElectric
SteeringBothBoth
Shaft LengthsS/LS/L
Gear Ratio2.07:12.07:1
Alternator15 A22 A
Trim & TiltPower TiltPower Trim/Tilt
Prop Output24.76 kW26.25 kW
Recommended Boat14–19 ft14–19 ft
MSRP$7,100$7,200
Better / Advantage Lower / Disadvantage Equal / Neutral

2023 Yamaha F40FMHA vs 2024 Mercury 40 SeaPro — Which Is Better?

Choosing between the 2023 Yamaha F40FMHA and the 2024 Mercury 40 SeaPro comes down to your specific boating needs and priorities.

The 2023 Yamaha F40FMHA (2023) is a 40hp 4-stroke outboard from Yamaha, weighing 86 kg (190 lbs). Its electronic fuel injection delivers reliable starts and improved fuel economy compared to carbureted alternatives.

The 2024 Mercury 40 SeaPro offers 40hp with 4-stroke technology, tipping the scales at 92 kg (203 lbs). Its more compact 710 cc displacement keeps weight down while maintaining efficiency.

At 86 kg (190 lbs), the 2023 Yamaha F40FMHA is the lighter option — an important consideration for smaller boats, portability, and overall fuel efficiency.

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.