Oceania Cruises
Allura
- Cruises
- 117
- From
- $2,587
Ship comparison
Allura vs Viking Mars
Viking Ocean Cruises
Viking Mars
- Cruises
- 68
- From
- $3,299
The verdict
Which should you choose?
Allura is a mid-size Oceania Cruises ship carrying 1,200 passengers, in service since 2025. Viking Mars is a mid-size Viking Ocean Cruises ship carrying 930 passengers, in service since 2022.
Choose Allura if you want better-rated dining, more culture or more crew per passenger: it outscores Viking Mars for dining (10.0 vs 7.0) and cultural (10.0 vs 8.0) in Cruiseable’s Bliss scores and it has a crew member for every 1.5 passengers (vs 2.0).
Choose Viking Mars if you want a better-rated spa and gym, a more active cruise or better-rated entertainment: it outscores Allura for spa & fitness (10.0 vs 8.0), active (8.0 vs 6.0) and entertainment (7.0 vs 6.0) in Cruiseable’s Bliss scores.
Side by side
Specifications
marks the better figure where more, or less, is plainly better.
| Allura | Viking Mars | |
|---|---|---|
| Cruise line | Oceania Cruises | Viking Ocean Cruises |
| Ship size | Medium | Medium |
| Maiden voyagenewer highlighted | 2025 (better) | 2022 |
| Gross tonnage | 67,000 | 47,800 |
| Passengers | 1,200 | 930 |
| Crew | 800 | 465 |
| Passengers per crew memberfewer is better | 1.5 (better) | 2.0 |
| Space per passengergross tons per passenger; more is roomier | 55.8 (better) | 51.4 |
| Decks | 15 | 10 |
| Length | 791 ft | 745 ft |
| Beam | 89 ft | 94 ft |
| Speed | 20 mph | 23 mph |
| Cruiseable ratingout of 10 | 9 / 10 | 10 / 10 (better) |
| Cruises on sale | 117 | 68 |
| Upcoming sailings | 120 | 123 |
| Cruise lengths | 7–32 nights | 7–28 nights |
| Fares fromlower highlighted | $2,587 (better) | $3,299 |
Bliss scores
How they rate, out of 10
Cruiseable rates ships out of 10 on ten parts of a cruise holiday. Allura leads on 4 of the ten, Viking Mars on 3, with 3 level.
- Active
- Adventure & nature
- Cultural
- Dining
- Entertainment
- Family friendly
- Party
- Romantic
- Spa & fitness
- Staterooms
Oceania Cruises
Allura
Oceania Cruises’ Allura debuted in July 2025 as the second ship in Oceania Cruises’ Allura Class and a near twin to Vista.
Sailing now
117 cruises on sale, from $2,587.
Viking Ocean Cruises
Viking Mars
The eighth ocean ship from Viking Ocean Cruises, Viking Mars debuted in May 2022 and offers a rich set of itineraries throughout Europe, Australia and Asia.
Sailing now
68 cruises on sale, from $3,299.
Questions
Allura or Viking Mars?
Which is bigger, Allura or Viking Mars?
Allura is bigger at 67,000 gross tons, against 47,800 gross tons for Viking Mars. Allura carries 1,200 passengers and Viking Mars carries 930.
Which ship is newer, Allura or Viking Mars?
Allura is newer, with a maiden voyage in 2025 against 2022 for Viking Mars.
Which has more space per passenger?
Allura, with 55.8 gross tons per passenger against 51.4 on Viking Mars. The higher the figure, the more ship there is for each guest.
Which has more crew per passenger?
Allura, with one crew member for every 1.5 passengers against one for every 2.0 on Viking Mars.
Which is better for families?
They score the same for family friendliness in Cruiseable’s Bliss scores: 2.0 out of 10.
Still deciding?
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