Specification 2025 Mercury 400 Verado 2025 Yamaha F425XTO
Manufacturer Mercury Yamaha
Model 400 Verado F425XTO
Year 2025 2025
Horsepower 400 HP 425 HP
Engine Type 4-stroke 4-stroke
Cylinders 6 8
Displacement 5,503 cc 5,559 cc
Bore × Stroke 108.4 × 99.4 mm 100.6 × 87.5 mm
RPM Range 5,500–6,200 RPM 5,400–6,400 RPM
Fuel System DOHC-EFI EFI
Fuel Type Regular Regular
Weight 350 kg (772 lbs) 359 kg (791 lbs)
Starting System Electric Electric
Steering Remote Remote
Shaft Lengths XL/XXL XL/XXL
Gear Ratio 1.85:1 1.73:1
Alternator 65 A 71 A
Trim & Tilt Power Trim/Tilt Power Trim/Tilt
Prop Output 253.54 kW 282.06 kW
Recommended Boat 24–36 ft 26–40 ft
MSRP $63,790 $58,560
Better / Advantage Lower / Disadvantage Equal / Neutral

2025 Mercury 400 Verado vs 2025 Yamaha F425XTO — Which Is Better?

Choosing between the 2025 Mercury 400 Verado and the 2025 Yamaha F425XTO comes down to your specific boating needs and priorities.

The 2025 Mercury 400 Verado (2025) is a 400hp 4-stroke outboard from Mercury, weighing 350 kg (772 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 F425XTO offers 425hp with 4-stroke technology, tipping the scales at 359 kg (791 lbs). With a larger displacement of 5,559 cc, it can deliver more torque at lower RPMs.

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.