Specification2024 Mercury 450R2025 Mercury 400 Verado
ManufacturerMercuryMercury
Model450R400 Verado
Year20242025
Horsepower450 HP400 HP
Engine Type4-stroke4-stroke
Cylinders86
Displacement5,448 cc5,503 cc
Bore × Stroke95.7 × 94.7 mm108.4 × 99.4 mm
RPM Range5,300–6,500 RPM5,500–6,200 RPM
Fuel SystemEFIDOHC-EFI
Fuel TypeRegularRegular
Weight412 kg (908 lbs)350 kg (772 lbs)
Starting SystemElectricElectric
SteeringRemoteRemote
Shaft LengthsXL/XXLXL/XXL
Gear Ratio1.73:11.85:1
Alternator63 A65 A
Trim & TiltPower Trim/TiltPower Trim/Tilt
Prop Output295.30 kW253.54 kW
Recommended Boat26–40 ft24–36 ft
MSRP$63,280$63,790
Better / Advantage Lower / Disadvantage Equal / Neutral

2024 Mercury 450R vs 2025 Mercury 400 Verado — Which Is Better?

Choosing between the 2024 Mercury 450R and the 2025 Mercury 400 Verado comes down to your specific boating needs and priorities.

The 2024 Mercury 450R (2024) is a 450hp 4-stroke outboard from Mercury, weighing 412 kg (908 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 Mercury 400 Verado offers 400hp with 4-stroke technology, tipping the scales at 350 kg (772 lbs). With a larger displacement of 5,503 cc, it can deliver more torque at lower RPMs.

Note that the 2024 Mercury 450R delivers 13% more horsepower, making it better suited for larger boats, water sports, or situations where you need extra speed and power.

At 350 kg (772 lbs), the 2025 Mercury 400 Verado is the lighter option — an important consideration for smaller boats, portability, and overall fuel efficiency.

Both motors are solid choices in the 400 HP+ class. Your final decision should factor in your boat size, typical use conditions, dealer availability in your area, and budget.