Yamaha 300hp V6 HPDI vs Suzuki DF300 V6
300hp V6 HPDI
DF300 V6
| Spec | Yamaha 300hp V6 HPDI | Suzuki DF300 V6 |
|---|---|---|
| Power & Performance | ||
| Horsepower | 300 HP | 300 HP |
| Displacement | 3344 cc | 4028 cc ← |
| Configuration | 6 Cyl / V6 76° | 6 Cyl / V6 55° |
| Weights & Dimensions | ||
| Dry Weight | 244 kg (538 lbs) ← | 260 kg (573 lbs) |
| Mechanical & Electrical | ||
| Gear Ratio | 1.75:1 | 2.08:1 |
| Alternator | 630 W | 777 W ← |
| Fuel Delivery | HPDI (High Pressure Direct Injection) | Sequential EFI |
| Maintenance | ||
| Spark Plug | NGK BKR7HSU (Surface Gap) | NGK BKR6E |
| Engine Oil | Yamalube 2-M | Suzuki 10W-40 |
Technical Comparison Analysis
Power & Displacement
Comparing the Yamaha 300hp V6 HPDI and Suzuki DF300 V6 shows a displacement difference of 684cc. The Suzuki features a larger 4028cc 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 244kg, offering a weight saving of 16kg 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 Suzuki offers the best charging performance with a 777W 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.