Tohatsu MFS75 (4-2-1 Exhaust) vs Suzuki DF70 (Early 4-Stroke)
MFS75 (4-2-1 Exhaust)
DF70 (Early 4-Stroke)
| Spec | Tohatsu MFS75 (4-2-1 Exhaust) | Suzuki DF70 (Early 4-Stroke) |
|---|---|---|
| Power & Performance | ||
| Horsepower | 75 HP | 70 HP |
| Displacement | 1995 cc ← | 1298 cc |
| Configuration | 4 Cyl / Inline | 4 Cyl / Inline |
| Weights & Dimensions | ||
| Dry Weight | 178 kg (392 lbs) | 152 kg (335 lbs) ← |
| Mechanical & Electrical | ||
| Gear Ratio | 2.08:1 | 2.42:1 |
| Alternator | 516 W ← | 300 W |
| Fuel Delivery | EFI | EFI |
| Maintenance | ||
| Spark Plug | NGK LKR6E | NGK BKR6E |
| Engine Oil | 10W-30 FC-W | Suzuki Marine 4-Stroke |
Technical Comparison Analysis
Power & Displacement
Comparing the Tohatsu MFS75 (4-2-1 Exhaust) and Suzuki DF70 (Early 4-Stroke) shows a displacement difference of 697cc. The Tohatsu features a larger 1995cc 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 Suzuki is the lighter option at 152kg, offering a weight saving of 26kg 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 516W 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.