Yamaha 70hp (2-Stroke) vs Suzuki DT65
70hp (2-Stroke)
DT65
| Spec | Yamaha 70hp (2-Stroke) | Suzuki DT65 |
|---|---|---|
| Power & Performance | ||
| Horsepower | 70 HP | 65 HP |
| Displacement | 849 cc | 897 cc ← |
| Configuration | 3 Cyl / Inline | 3 Cyl / Inline-3 |
| Weights & Dimensions | ||
| Dry Weight | 105 kg (232 lbs) ← | 109 kg (240 lbs) |
| Mechanical & Electrical | ||
| Gear Ratio | 2.33 | 2.09 |
| Alternator | 144 W ← | 80 W |
| Fuel Delivery | Carbureted | Carbureted (Oil Injected) |
| Maintenance | ||
| Spark Plug | NGK B8HS-10 | NGK BR8HS |
| Engine Oil | Yamalube 2-M | TC-W3 (50:1) |
Technical Comparison Analysis
Power & Displacement
Comparing the Yamaha 70hp (2-Stroke) and Suzuki DT65 shows a displacement difference of 48cc. The Suzuki features a larger 897cc 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 Yamaha is the lighter option at 105kg, offering a weight saving of 4kg 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 Yamaha offers the best charging performance with a 144W alternator. Choosing the right power-to-weight profile between these two 2-stroke engines depends heavily on your specific boat's displacement and daily power requirements.