Mercury 75hp EFI (1.7L) vs Suzuki DF70A (Lean Burn)
75hp EFI (1.7L)
DF70A (Lean Burn)
| Spec | Mercury 75hp EFI (1.7L) | Suzuki DF70A (Lean Burn) |
|---|---|---|
| Power & Performance | ||
| Horsepower | 75 HP | 70 HP |
| Displacement | 1741 cc ← | 1502 cc |
| Configuration | 4 Cyl / Inline | 4 Cyl / Inline |
| Weights & Dimensions | ||
| Dry Weight | 175 kg (386 lbs) | 155 kg (342 lbs) ← |
| Mechanical & Electrical | ||
| Gear Ratio | 2.33:1 | 2.59:1 |
| Alternator | 630 W ← | 388 W |
| Fuel Delivery | EFI | Sequential EFI |
| Maintenance | ||
| Spark Plug | NGK LFR4A-E | NGK DCPR6E |
| Engine Oil | 25W-40 FC-W | 10W-40 FC-W |
Technical Comparison Analysis
Power & Displacement
Comparing the Mercury 75hp EFI (1.7L) and Suzuki DF70A (Lean Burn) shows a displacement difference of 239cc. The Mercury features a larger 1741cc 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 155kg, offering a weight saving of 20kg 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 Mercury offers the best charging performance with a 630W 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.