Ulstein Retrofit / Upgrade / Repower
ULSTEIN X-BOW Hull for Expedition Cruise
The ULSTEIN X-BOW hull shape, proven on more than 120 ships, gives gentle wave entry and minimal slamming for smoother, quieter expedition cruise voyages with less speed loss in head seas.
Description
The ULSTEIN X-BOW® is a hull shape proven on more than 120 ships and increasingly used in expedition cruising. Its shape gives a soft encounter with oncoming waves, and its sloped design reduces bow impact for smoother rides in rough seas.
Key features
- Gentle wave entry and minimal slamming
- Reduced noise and improved onboard comfort
- Less speed loss in head-on seas
References
- Greg Mortimer, the first X-BOW polar expedition cruise vessel (inaugural voyage October 2019)
- National Geographic Resolution, Sylvia Earle, Ocean Victory, Douglas Mawson
Specifications
| Description | Managing Director |
|---|---|
| Affiliation | Ulstein Design & Solutions AS |
| Name | Yard Number | Built | Owner |
|---|---|---|---|
| Douglas Mawson | 2025 | SunStone Ships Inc | |
| Sylvia Earle | 2022 | SunStone Ships Inc | |
| National Geographic Resolution | 316 | 2021 | Lindblad Expeditions Holdings, Inc. |
| Ocean Victory | 2021 | SunStone Ships Inc |
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