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WARTSILA CALCULATOR

Marine Engine Fuel Consumption Calculator
Professional Marine Engine Analysis Tool
Engine Configuration
W 20
200-1000 kW
W 26
600-3400 kW
W 31
3500-9600 kW
W 32
4500-16200 kW
W 34
5500-8250 kW
W 46F
7500-20000 kW
W 50DF
10000-20000 kW
W 65DF
15000-25600 kW
10% 50% 100%
Fuel & Operations
Engine Comparison Table
Engine Model Power Range (kW) Typical SFOC (g/kWh) Fuel Type Cylinders Bore x Stroke (mm)
Wärtsilä 20 200 - 1,000 175 HFO/MGO 4-9 200 x 280
Wärtsilä 26 600 - 3,400 172 HFO/MGO 6-12 260 x 320
Wärtsilä 31 3,500 - 9,600 170 HFO/MGO/LNG 8-16 310 x 400
Wärtsilä 32 4,500 - 16,200 168 HFO/MGO 8-18 320 x 400
Wärtsilä 34 5,500 - 8,250 165 HFO/MGO 8-12 340 x 420
Wärtsilä 46F 7,500 - 20,000 162 HFO/MGO 9-18 460 x 600
Wärtsilä 50DF 10,000 - 20,000 158 LNG/MGO 8-14 500 x 580
Wärtsilä 65DF 15,000 - 25,600 155 LNG/MGO 8-12 650 x 780

How It Works

1

Select Engine

Choose your Wärtsilä marine engine model from our database of 8 popular engine types used in commercial vessels.

2

Set Parameters

Enter power output, engine load percentage, fuel type, and operating hours to match your vessel's profile.

3

Calculate

Our calculator uses industry-standard SFOC values and fuel properties to compute accurate consumption rates.

4

Analyze Results

Review fuel consumption, costs, CO₂ emissions, and compare different engine configurations side by side.

Wärtsilä Calculator - Professional Marine Engine Fuel Analysis Tool

SFOC values are typical estimates based on manufacturer specifications. Actual consumption may vary based on engine condition, fuel quality, ambient conditions, and operational profile.