In the 75-115 HP outboard segment, Yamaha Midrange Outboards 1.8-liter lineup (F75, F90, and F115) competes with models from Mercury, Honda, and Suzuki. Each brand offers unique strengths, but Yamaha’s focus on high displacement, fuel efficiency, and lightweight design makes it a standout choice for many boaters.
Below, we compare Yamaha Midrange Outboards: F115, F90, and F75 with their top competitors to see how they match up in terms of performance, weight, technology, and reliability.
1. Yamaha F115 vs. Mercury 115 Pro XS
| Feature | Yamaha F115 | Mercury 115 Pro XS |
|---|---|---|
| Displacement | 1.8L (1832cc) | 2.1L (2068cc) |
| Weight | 377 lbs | 359 lbs |
| Fuel system | EFI | EFI |
| Max RPM | 6,300 | 6,300 |
| Alternator output | 35A | 35A |
Comparison summary:
- power: Mercury’s 2.1L engine has a displacement edge, offering strong low-end torque, ideal for bass boats and high-speed applications.
- weight: The Mercury 115 Pro XS is slightly lighter (18 lbs less), which may benefit boats sensitive to weight distribution.
- efficiency & smoothness: Yamaha’s EFI system and fine-tuned power curve provide excellent fuel economy and smooth acceleration, making it better suited for cruising, pontoons, and multi-purpose use.
Winner: If you need raw power and torque, Mercury has an edge. If you want smooth, fuel-efficient performance, Yamaha wins.
2. Yamaha F90 vs. Honda BF90
| Feature | Yamaha F90 | Honda BF90 |
|---|---|---|
| Displacement | 1.8L (1832cc) | 1.5L (1496cc) |
| Weight | 353 lbs | 366 lbs |
| Fuel system | EFI | EFI |
| Max RPM | 6,000 | 6,300 |
| Alternator output | 35A | 44A |
Comparison summary:
- displacement & power: Yamaha’s 1.8L engine delivers more torque and low-end power than Honda’s 1.5L motor. This makes Yamaha a better choice for heavier boats or those needing strong acceleration.
- weight: Yamaha is 13 lbs lighter, which helps with fuel efficiency and speed.
- charging power: Honda has a higher-output 44A alternator, making it a great choice for boats running multiple electronics (e.g., fish finders, sound systems).
Winner: If you need more torque and lighter weight, go with Yamaha. If you prioritize electronics and high-RPM operation, Honda is a solid choice.
3. Yamaha F75 vs. Suzuki DF75A
| Feature | Yamaha F75 | Suzuki DF75A |
|---|---|---|
| Displacement | 1.8L (1832cc) | 1.5L (1502cc) |
| Weight | 353 lbs | 401 lbs |
| Fuel System | EFI | EFI |
| Max RPM | 6,000 | 6,300 |
| Alternator output | 35A | 27A |
Comparison Summary:
- weight advantage: Yamaha’s F75 is 48 lbs lighter, improving fuel economy and boat handling.
- displacement: Yamaha’s 1.8L engine produces better torque, making it a better choice for heavy loads and rough water conditions.
- charging power: Yamaha’s 35A alternator provides more power for onboard electronics compared to Suzuki’s 27A output.
Winner: Yamaha takes the lead in weight, power, and efficiency, making it a better all-around option for small boats.
Overall takeaways
| Feature | Best Brand |
|---|---|
| Raw power & acceleration | Mercury 115 Pro XS |
| Fuel efficiency & smoothness | Yamaha F115 |
| Electronics & charging Power | Honda BF90 |
| Best for lightweight applications | Yamaha F75 |
| Torque for heavy boats | Yamaha & Mercury |
Why choose Yamaha?
- Higher displacement – The 1.8L engine across the F75, F90, and F115 models delivers stronger torque than many competitors.
- Lightweight design – Yamaha’s midrange outboards weigh less than most competing models, improving speed and fuel efficiency.
- Superior fuel economy – Thanks to EFI technology and optimized combustion, Yamaha engines provide better mileage on the water.
- Reliability & durability – Yamaha’s reputation for low maintenance and longevity makes it a favorite for recreational and commercial boaters.
Final verdict
If you need maximum power, Mercury’s 115 Pro XS is a great choice. If you want a smooth, fuel-efficient, and lightweight engine, Yamaha Midrange Outboards: F115, F90, and F75 offer the best all-around performance.
