Specification2023 Mercury 4 FourStroke2024 Mercury 3.5 FourStroke
ManufacturerMercuryMercury
Model4 FourStroke3.5 FourStroke
Year20232024
Horsepower4 HP4 HP
Engine Type4-stroke4-stroke
Cylinders11
Displacement128 cc124 cc
Bore × Stroke57.2 × 49.8 mm56.5 × 49.5 mm
RPM Range4,700–5,600 RPM4,600–5,600 RPM
Fuel SystemCarburetedCarbureted
Fuel TypeRegularRegular
Weight27 kg (59 lbs)28 kg (62 lbs)
Starting SystemElectric/ManualManual
SteeringTillerTiller
Shaft LengthsSS/L
Gear Ratio2.15:12.15:1
AlternatorN/AN/A
Trim & TiltManualManual
Prop Output2.57 kW2.62 kW
Recommended Boat8–12 ft8–12 ft
MSRP$1,630$1,660
Better / Advantage Lower / Disadvantage Equal / Neutral

2023 Mercury 4 FourStroke vs 2024 Mercury 3.5 FourStroke — Which Is Better?

Choosing between the 2023 Mercury 4 FourStroke and the 2024 Mercury 3.5 FourStroke comes down to your specific boating needs and priorities.

The 2023 Mercury 4 FourStroke (2023) is a 4hp 4-stroke outboard from Mercury, weighing 27 kg (59 lbs).

The 2024 Mercury 3.5 FourStroke offers 4hp with 4-stroke technology, tipping the scales at 28 kg (62 lbs). Its more compact 124 cc displacement keeps weight down while maintaining efficiency.

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.