Performance separates these two: the Wally 58X tops out at 50 knots against the Alen 55's 35.
On size, the Wally 58X is the longer boat at 17.40 m LOA to 16.80 m. It also takes more guests, 16 against 12 on the Wally 58X. Range favours the Wally 58X, 320 nm against 280 nm. Drivetrains differ: the Alen 55 runs ips, the Wally 58X outboard.
These two are closely matched; the decision comes down to the specific brief, garage envelope, guest count, and the missions the boat has to cover. The table below lays out every spec side by side.
The full spec table is below; the gold dot marks the leading value in each row.
| Dimensions | ||
| Length overall | 16.80m | 17.40m |
| Beam | 4.80m | 5.00m |
| Draft | 0.82m | 1.30m |
| Dry weight | 21,000 kg | 21,200 kg |
| Performance | ||
| Top speed | 35 kt | 50 kt |
| Cruising speed | 30 kt | 38 kt |
| Range | 280 nm | 320 nm |
| Propulsion | ||
| Engine | Volvo IPS 800 | Mercury Verado V12 600 |
| Engines | 2 | 4 |
| HP per engine | — | 600 |
| Propulsion | ips | outboard |
| Capacity | ||
| Passengers | 16 | 12 |
| Fuel capacity | 2,500 L | 4,100 L |
| Water capacity | 500 L | 450 L |
| Build & classification | ||
| Hull material | composite | — |
| Classification | CE-B | other |
| Year | 2019 | — |
| Editorial highlight | ||
| First highlight | Full Composite AIREX Hull | Quad Mercury V12 Verado outboard package |
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 →Wally is a Monaco-headquartered yacht brand founded in 1994 by Italian entrepreneur Luca Bassani. The house built its reputation on carbon fibre construction and minimalist design across both sail and power, becoming the only yachting bran…
View Wally →More comparisons
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Decide with help
Alen 55 or Wally 58X, 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 →