Specification 2024 Mercury 40 FourStroke 2025 Yamaha F40FEHA
Manufacturer Mercury Yamaha
Model 40 FourStroke F40FEHA
Year 2024 2025
Horsepower 40 HP 40 HP
Engine Type 4-stroke 4-stroke
Cylinders 3 3
Displacement 769 cc 762 cc
Bore × Stroke 71.9 × 63.1 mm 71.3 × 63.6 mm
RPM Range 5,300–5,800 RPM 5,200–6,000 RPM
Fuel System EFI EFI
Fuel Type Regular Regular
Weight 91 kg (200 lbs) 83 kg (182 lbs)
Starting System Electric Electric
Steering Both Both
Shaft Lengths S/L S/L
Gear Ratio 2.08:1 2.07:1
Alternator 24 A 18 A
Trim & Tilt Power Trim/Tilt Power Trim/Tilt
Prop Output 25.95 kW 23.86 kW
Recommended Boat 14–19 ft 14–19 ft
MSRP $7,600 $7,840
Better / Advantage Lower / Disadvantage Equal / Neutral

2024 Mercury 40 FourStroke vs 2025 Yamaha F40FEHA — Which Is Better?

Choosing between the 2024 Mercury 40 FourStroke and the 2025 Yamaha F40FEHA comes down to your specific boating needs and priorities.

The 2024 Mercury 40 FourStroke (2024) is a 40hp 4-stroke outboard from Mercury, weighing 91 kg (200 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). Its more compact 762 cc displacement keeps weight down while maintaining efficiency.

At 83 kg (182 lbs), the 2025 Yamaha F40FEHA 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.