Yamaha 70hp Precision Blend vs Suzuki DT65

Yamaha

70hp Precision Blend

1998 · 70 HP · 2-Stroke
VS
Suzuki

DT65

1995 · 65 HP · 2-Stroke
Spec Yamaha 70hp Precision Blend Suzuki DT65
Power & Performance
Horsepower 70 HP 65 HP
Displacement 849 cc 897 cc ←
Configuration 3 Cyl / Inline-3 3 Cyl / Inline-3
Weights & Dimensions
Dry Weight 104 kg (229 lbs) ← 109 kg (240 lbs)
Mechanical & Electrical
Gear Ratio 2.33 2.09
Alternator 120 W ← 80 W
Fuel Delivery Carbureted (Oil Injected) Carbureted (Oil Injected)
Maintenance
Spark Plug NGK BR8HS-10 NGK BR8HS
Engine Oil Yamalube 2M TC-W3 (50:1)

Technical Comparison Analysis

Power & Displacement

Comparing the Yamaha 70hp Precision Blend 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 104kg, offering a weight saving of 5kg 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 120W 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.