Mercury 30hp EFI (3-Cyl) vs Hidea HD30F (2-Stroke)

Mercury

30hp EFI (3-Cyl)

2005 · 30 HP · 4-Stroke
VS
Hidea

HD30F (2-Stroke)

2024 · 30 HP · 2-Stroke
Spec Mercury 30hp EFI (3-Cyl) Hidea HD30F (2-Stroke)
Power & Performance
Horsepower 30 HP 30 HP
Displacement 526 cc ← 496 cc
Configuration 3 Cyl / Inline 2 Cyl / Inline-2
Weights & Dimensions
Dry Weight 78 kg (172 lbs) 53 kg (117 lbs) ←
Mechanical & Electrical
Gear Ratio 1.92:1 2.08
Alternator 210 W ← 80 W
Fuel Delivery EFI 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 Mercury 30hp EFI (3-Cyl) and Hidea HD30F (2-Stroke) shows a displacement difference of 30cc. The Mercury features a larger 526cc 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 53kg, offering a weight saving of 25kg 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 210W 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.