Specification 2024 Honda BF4AHSHNA 2025 Mercury 3.5 FourStroke
Manufacturer Honda Mercury
Model BF4AHSHNA 3.5 FourStroke
Year 2024 2025
Horsepower 4 HP 4 HP
Engine Type 4-stroke 4-stroke
Cylinders 1 1
Displacement 129 cc 129 cc
Bore × Stroke 56.7 × 51.1 mm 57.4 × 49.9 mm
RPM Range 4,700–5,800 RPM 4,700–5,800 RPM
Fuel System Carbureted Carbureted
Fuel Type Regular Regular
Weight 27 kg (58 lbs) 27 kg (59 lbs)
Starting System Manual Electric/Manual
Steering Both Tiller
Shaft Lengths S S
Gear Ratio 2.15:1 2.15:1
Alternator N/A N/A
Trim & Tilt Manual Manual
Prop Output 2.65 kW 2.48 kW
Recommended Boat 8–12 ft 8–12 ft
MSRP $1,630 $1,790
Better / Advantage Lower / Disadvantage Equal / Neutral

2024 Honda BF4AHSHNA vs 2025 Mercury 3.5 FourStroke — Which Is Better?

Choosing between the 2024 Honda BF4AHSHNA and the 2025 Mercury 3.5 FourStroke comes down to your specific boating needs and priorities.

The 2024 Honda BF4AHSHNA (2024) is a 4hp 4-stroke outboard from Honda, weighing 27 kg (58 lbs).

The 2025 Mercury 3.5 FourStroke offers 4hp with 4-stroke technology, tipping the scales at 27 kg (59 lbs).

Both motors are solid choices in the 4 HP class. Your final decision should factor in your boat size, typical use conditions, dealer availability in your area, and budget.