2025 Mercury FourStroke 150 XL Outboard Motor

Dominate the water with the 2025 Mercury FourStroke 150 XL, a high-performance 150-horsepower 4-stroke outboard combining power, efficiency, and reliability. Ideal for repowering or twin-engine setups, this engine is engineered for mid-sized recreational boats, offshore rigs, sportfishing vessels, and high-performance hulls. With advanced features and modern design, the 150 XL delivers exceptional performance while minimizing weight and maximizing fuel economy.

Key Features & Highlights

Powerful & Efficient

• 150 hp inline-4 4-stroke design with Electronic Fuel Injection (EFI) for smooth throttle response and fuel efficiency. boatcountryusa.com+3fairleemarine.com+3| Mercury Marine+3

• Mercury’s Lean Burn or equivalent fuel-management logic helps reduce fuel consumption at cruising speeds. | Mercury Marine

• Balanced, compact powerhead for lower vibration and smoother ride.

Modern Design & Convenience

• Power Trim & Tilt to adjust engine angle for optimal performance and shallow-water use. fairleemarine.com+1

• Smart charging: The 150 XL features a 60-amp alternator to support onboard electronics. | Mercury Marine

• Idle-boost or idle-charge function (on some variants) to augment battery charging at idle RPM. | Mercury Marine

Lightweight Class-Leading

• Among the lightest 150 hp 4-stroke outboards in its class, which helps improve handling and fuel economy. | Mercury Marine+2| Mercury Marine+2

• Slim width: allows for tighter spacing in twin installations or narrow engine wells. | Mercury Marine+1

Performance Specs (Typical / Approximate)

Why Choose the Mercury 150 XL?

• Versatile Repower: Excellent option for upgrading older boats or moving from 115–140 hp to a more modern 150 hp 4-stroke.

• Twin-Engine Friendly: Slim profile allows closer spacing if you run dual motors.

• Fuel-Saving Technology: Lean Burn and EFI help maximize range and reduce running costs.

• Robust Charging: With its 60 A alternator and idle-charge support, electronics, trolling motors, and batteries stay powered even at idle.

• Reliability & Service Network: Mercury outboards enjoy strong global parts and service support.

• Quiet & Refined Operation: Designed to reduce vibration, noise, and stress on the hull and driver.

Don’t compromise—equip your boat with a motor that delivers modern 150 hp power, advanced efficiency, and long-term reliability. The 2025 Mercury FourStroke 150 XL is the ideal choice when you want a performance upgrade that respects handling, fuel economy, and ease of maintenance.