The Alen 55 is the higher-capacity boat, 16 guests against 10 on the Riva Dolceriva.
On size, the Alen 55 is the longer boat at 16.80 m LOA to 14.92 m. The Riva Dolceriva is the quicker boat, 40 knots to 35. Range favours the Alen 55, 280 nm against 220 nm. Drivetrains differ: the Alen 55 runs ips, the Riva Dolceriva other.
Net of the spec sheet it is a trade: the Alen 55 is the bigger, higher-capacity platform, the Riva Dolceriva the quicker one. Garage envelope and the missions the boat has to cover should settle it.
The full spec table is below; the gold dot marks the leading value in each row.
| Dimensions | ||
| Length overall | 16.80m | 14.92m |
| Beam | 4.80m | 4.26m |
| Draft | 0.82m | 1.48m |
| Dry weight | 21,000 kg | 21,400 kg |
| Performance | ||
| Top speed | 35 kt | 40 kt |
| Cruising speed | 30 kt | 35 kt |
| Range | 280 nm | 220 nm |
| Propulsion | ||
| Engine | Volvo IPS 800 | Volvo D13 1000 |
| Engines | 2 | 1 |
| HP per engine | — | 1000 |
| Propulsion | ips | other |
| Capacity | ||
| Passengers | 16 | 10 |
| Fuel capacity | 2,500 L | 1,800 L |
| Water capacity | 500 L | 310 L |
| Build & classification | ||
| Hull material | composite | grp |
| Classification | CE-B | other |
| Year | 2019 | — |
| Editorial highlight | ||
| First highlight | Full Composite AIREX Hull | Two engine outputs, one hull |
Specifications, prices, availability, and performance figures are supplied for guidance only and remain subject to confirmation by the yard, seller, broker, survey, contract, and final specification.
The builders
Who builds each boat, and where, the yard behind the spec.
Alen Yacht is a Turkish semi-custom builder founded in 2007 by Alp Ozcan, with its production yard in Istanbul and service and representation in St. Tropez and Fort Lauderdale. The yard has positioned itself squarely in the superyacht-tend…
View Alen →Riva is the yard we place at the top of the tender shortlist when visual impact carries as much weight as the spec sheet. Founded in 1842 by Pietro Riva on the shores of Lake Iseo in Sarnico, northern Italy, it is one of the oldest continu…
View Riva →More comparisons
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Decide with help
Alen 55 or Riva Dolceriva, let's narrow it down.
Tell us how you'll use the boat and we'll come back with sea-trial slots, build-slot availability and an honest steer on fit.
Talk to us →