2024 Yamaha F15SMHA VS 2025 Mercury 15 FourStroke
Detailed side-by-side comparison of the 2024 Yamaha F15SMHA and 2025 Mercury 15 FourStroke outboard motors.
| Specification | 2024 Yamaha F15SMHA | 2025 Mercury 15 FourStroke |
|---|---|---|
| Manufacturer | Yamaha | Mercury |
| Model | F15SMHA | 15 FourStroke |
| Year | 2024 | 2025 |
| Horsepower | 15 HP | 15 HP |
| Engine Type | 4-stroke | 4-stroke |
| Cylinders | 2 | 2 |
| Displacement | 296 cc | 311 cc |
| Bore × Stroke | 60.1 × 52.2 mm | 58.7 × 57.5 mm |
| RPM Range | 5,000–5,900 RPM | 5,100–6,200 RPM |
| Fuel System | EFI | EFI |
| Fuel Type | Regular | Regular |
| Weight | 52 kg (115 lbs) | 53 kg (117 lbs) |
| Starting System | Electric/Manual | Electric/Manual |
| Steering | Both | Tiller |
| Shaft Lengths | S/L | S/L |
| Gear Ratio | 2.08:1 | 2.15:1 |
| Alternator | 10 A | 6 A |
| Trim & Tilt | Manual | Manual |
| Prop Output | 9.84 kW | 9.06 kW |
| Recommended Boat | 10–15 ft | 10–15 ft |
| MSRP | $3,990 | $4,000 |
2024 Yamaha F15SMHA vs 2025 Mercury 15 FourStroke — Which Is Better?
Choosing between the 2024 Yamaha F15SMHA and the 2025 Mercury 15 FourStroke comes down to your specific boating needs and priorities.
The 2024 Yamaha F15SMHA (2024) is a 15hp 4-stroke outboard from Yamaha, weighing 52 kg (115 lbs). Its electronic fuel injection delivers reliable starts and improved fuel economy compared to carbureted alternatives.
The 2025 Mercury 15 FourStroke offers 15hp with 4-stroke technology, tipping the scales at 53 kg (117 lbs). With a larger displacement of 311 cc, it can deliver more torque at lower RPMs.
Both motors are solid choices in the 15 HP class. Your final decision should factor in your boat size, typical use conditions, dealer availability in your area, and budget.