Specification2023 Mercury 300 V82024 Mercury 300 FourStroke
ManufacturerMercuryMercury
Model300 V8300 FourStroke
Year20232024
Horsepower300 HP300 HP
Engine Type4-stroke4-stroke
Cylinders86
Displacement4,211 cc4,503 cc
Bore × Stroke88.7 × 85.3 mm99.1 × 97.2 mm
RPM Range5,300–6,200 RPM5,400–6,600 RPM
Fuel SystemEFIEFI
Fuel TypeRegularRegular
Weight287 kg (633 lbs)310 kg (684 lbs)
Starting SystemElectricElectric
SteeringRemoteRemote
Shaft LengthsXL/XXLXL/XXL
Gear Ratio1.75:11.85:1
Alternator53 A64 A
Trim & TiltPower Trim/TiltPower Trim/Tilt
Prop Output185.68 kW196.86 kW
Recommended Boat22–33 ft22–33 ft
MSRP$38,990$38,600
Better / Advantage Lower / Disadvantage Equal / Neutral

2023 Mercury 300 V8 vs 2024 Mercury 300 FourStroke — Which Is Better?

Choosing between the 2023 Mercury 300 V8 and the 2024 Mercury 300 FourStroke comes down to your specific boating needs and priorities.

The 2023 Mercury 300 V8 (2023) is a 300hp 4-stroke outboard from Mercury, weighing 287 kg (633 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 2024 Mercury 300 FourStroke offers 300hp with 4-stroke technology, tipping the scales at 310 kg (684 lbs). With a larger displacement of 4,503 cc, it can deliver more torque at lower RPMs.

At 287 kg (633 lbs), the 2023 Mercury 300 V8 is the lighter option — an important consideration for smaller boats, portability, and overall fuel efficiency.

Both motors are solid choices in the 300 HP class. Your final decision should factor in your boat size, typical use conditions, dealer availability in your area, and budget.