Specification2024 Yamaha F115XA2024 Yamaha F115XB
ManufacturerYamahaYamaha
ModelF115XAF115XB
Year20242024
Horsepower115 HP115 HP
Engine Type4-stroke4-stroke
Cylinders44
Displacement1,814 cc1,777 cc
Bore × Stroke86.2 × 77.7 mm85.4 × 77.6 mm
RPM Range5,200–6,000 RPM5,100–5,800 RPM
Fuel SystemEFIEFI
Fuel TypeRegularRegular
Weight173 kg (382 lbs)166 kg (367 lbs)
Starting SystemElectricElectric
SteeringRemoteRemote
Shaft LengthsL/XLL/XL
Gear Ratio2.00:12.00:1
Alternator26 A28 A
Trim & TiltPower Trim/TiltPower Trim/Tilt
Prop Output70.32 kW72.03 kW
Recommended Boat17–24 ft17–24 ft
MSRP$14,680$14,520
Better / Advantage Lower / Disadvantage Equal / Neutral

2024 Yamaha F115XA vs 2024 Yamaha F115XB — Which Is Better?

Choosing between the 2024 Yamaha F115XA and the 2024 Yamaha F115XB comes down to your specific boating needs and priorities.

The 2024 Yamaha F115XA (2024) is a 115hp 4-stroke outboard from Yamaha, weighing 173 kg (382 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 Yamaha F115XB offers 115hp with 4-stroke technology, tipping the scales at 166 kg (367 lbs). Its more compact 1,777 cc displacement keeps weight down while maintaining efficiency.

At 166 kg (367 lbs), the 2024 Yamaha F115XB is the lighter option — an important consideration for smaller boats, portability, and overall fuel efficiency.

Both motors are solid choices in the 115 HP class. Your final decision should factor in your boat size, typical use conditions, dealer availability in your area, and budget.