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Sport Boats

Sterk 31 Emotion

Sterk Yachts · Electric · premium

From €234,900

An electric performance day boat, the Sterk 31 Emotion pairs a 9.3-metre planing hull with twin Vision Marine E-Motion drives for a combined 270 kW (360 hp) and a top speed of about 43 knots. Four battery packs hold 172 kWh, enough for an estimated 45 to 85 nautical miles depending on how it is driven, and it is CE-rated for 6 (Category B) or 11 (Category C) people. From EUR 234,900 excluding VAT, ex works.

Specifications

Length
9.28 m
Beam
2.99 m
Draft
0.84 m
Weight
2,620 kg
Passenger capacity
6
Battery
172 kWh
Motor power
270 kW
Top speed
43 knots
Range
45 nm
CE category
B

Powertrain options

  • Vision Marine E-Motion 180E (2×)

    Motors
    2x
    Power
    270 kW
    Battery
    172 kWh
    Top speed
    43 kn
    Range
    45 nm
    Price
    €234,900

    2x Vision Marine 180E electric propulsion systems, 360 hp / 270 kW combined. Four 43 kWh packs, 172 kWh installed, two per engine. Top speed approx. 43 knots and estimated range approx. 45 to 85 nautical miles, both from the builder's own STERK 31E powertrain datasheet; the range column carries the lower of the two because it is the figure that holds in any condition. Overnight AC charging from shore power is standard, and a CCS fast-charge battery is an option reaching about 80 percent in 45 minutes. Cruise speed is not published for the electric version and is deliberately left empty. Net end-customer price EUR 234,900, VAT not included, ex works Wilhelmshaven, Germany. LOA 9.28 m hull (9.73 m incl. motor).

Our take

What a buyer should know

An electric sport boat that leads with performance

The Sterk 31 Emotion is unusual among electric boats: where most trade speed for range, it does the opposite. Twin Vision Marine E-Motion drives put a combined 270 kW (360 hp) through a 9.3-metre planing hull for a top speed of about 43 knots — quick enough to embarrass a good many petrol day boats, and silent while doing it.

That performance has a cost, and the yard is honest about it. Four high-voltage packs hold 172 kWh, and the builder's own datasheet estimates 45 to 85 nautical miles, the spread depending on load, sea state, propeller and how hard the boat is driven. It charges overnight from an ordinary shore supply, and a fast-charge battery is offered as an option.

Built in Germany by MS Marine GmbH, with race-bred engineering from Shaun Torrente Racing, it carries a T-top, teak platforms and CE certification for six (Category B) or eleven (Category C). The electric version is installed at Wilhelmshaven and quoted at EUR 234,900 net, excluding VAT and ex works.

For a buyer who wants the silence and instant torque of electric drive without giving up outright speed, the Sterk 31 Emotion is one of very few boats that answer.

Written from the builder’s published specifications and the wider market, not from testing the boat ourselves. Always confirm figures with the manufacturer before committing.

Recognition

Awards & nominations

  • 2025

    Gustave Trouvé Awards

    Concept/In Development Electric Boats: Over 8m / 26ft · Plugboats

    Award finalistSource
Gallery

The Sterk 31 Emotion, up close.

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