Specification 2023 Yamaha F40FMHA 2024 Mercury 40 SeaPro
Manufacturer Yamaha Mercury
Model F40FMHA 40 SeaPro
Year 2023 2024
Horsepower 40 HP 40 HP
Engine Type 4-stroke 4-stroke
Cylinders 3 3
Displacement 769 cc 710 cc
Bore × Stroke 70.6 × 65.4 mm 70.0 × 61.4 mm
RPM Range 5,200–6,100 RPM 5,000–6,100 RPM
Fuel System EFI EFI
Fuel Type Regular Regular
Weight 86 kg (190 lbs) 92 kg (203 lbs)
Starting System Electric Electric
Steering Both Both
Shaft Lengths S/L S/L
Gear Ratio 2.07:1 2.07:1
Alternator 15 A 22 A
Trim & Tilt Power Tilt Power Trim/Tilt
Prop Output 24.76 kW 26.25 kW
Recommended Boat 14–19 ft 14–19 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.