Tohatsu MFS15 (4-Stroke) vs Hidea HD15F (2-Stroke)
MFS15 (4-Stroke)
HD15F (2-Stroke)
| Spec | Tohatsu MFS15 (4-Stroke) | Hidea HD15F (2-Stroke) |
|---|---|---|
| Power & Performance | ||
| Horsepower | 15 HP | 15 HP |
| Displacement | 351 cc ← | 246 cc |
| Configuration | 2 Cyl / Inline | 2 Cyl / Inline-2 |
| Weights & Dimensions | ||
| Dry Weight | 52 kg (115 lbs) | 38 kg (84 lbs) ← |
| Mechanical & Electrical | ||
| Gear Ratio | 2.15:1 | 2.08 |
| Alternator | 145 W ← | 80 W |
| Fuel Delivery | Carbureted | Carbureted |
| Maintenance | ||
| Spark Plug | NGK DCPR6E | NGK BR7HS |
| Engine Oil | 10W-30 FC-W | TC-W3 (50:1) |
Technical Comparison Analysis
Power & Displacement
Comparing the Tohatsu MFS15 (4-Stroke) and Hidea HD15F (2-Stroke) shows a displacement difference of 105cc. The Tohatsu features a larger 351cc block, which typically provides superior low-end torque and better hole-shot performance when pushing heavy loads or reaching planning speeds.
Weight & Rigging
In terms of transom weight, the Hidea is the lighter option at 38kg, offering a weight saving of 14kg over its competitor. This weight reduction is critical for smaller hulls or boats with limited transom capacity where every kilogram affects the center of gravity and drainage efficiency.
Electrical & Features
For boats equipped with modern electronics, sonar, and shallow-water anchors, the Tohatsu offers the best charging performance with a 145W alternator. Choosing the right power-to-weight profile between these two 4-stroke engines depends heavily on your specific boat's displacement and daily power requirements.