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Seven Seas Mariner vs Viking Mira

Side-by-side cruise ship comparison · Updated April 2026

Viking Mira is the larger vessel at 54,300 GT, 13% more than Seven Seas Mariner's 48,075 GT. Seven Seas Mariner offers more personal space with a space ratio of 68.7 GT per passenger versus 54.4. Built in 2026, Viking Mira is 25 years newer, an advantage for travellers seeking modern amenities and design.

Score: 25

Quick Compare

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Category
Seven Seas Mariner
Viking Mira
Size
48,075 GT
54,300 GT
Passengers
700
998
Year Built
2001
2026
Crew Ratio
1:1.6
1:2.1
Space Ratio
68.7
54.4
Decks
Length
216m
228m
From Price
$11,399/pp
$3,599/pp

Comparison Verdict

Viking Mira is the larger vessel at 54,300 GT, 13% more than Seven Seas Mariner's 48,075 GT. Seven Seas Mariner offers more personal space with a space ratio of 68.7 GT per passenger versus 54.4. Built in 2026, Viking Mira is 25 years newer, an advantage for travellers seeking modern amenities and design.

CategoryWinner
SizeViking Mira
CapacityViking Mira
ModernityViking Mira
ServiceSeven Seas Mariner
SpaciousnessSeven Seas Mariner
DecksTie
LengthViking Mira
Fleet PowerViking Mira

Bottom line: Viking Mira leads 5–2 across our categories, strongest in Size. Choose Viking Mira for overall superiority; pick Seven Seas Mariner if Service matter more to you.

Which Ship Is Right for You?

Choose Seven Seas Mariner if...

  • Better service ratio (1.6:1 crew ratio)
  • More space per guest (68.7 GT/pax)
Book Seas Mariner

Choose Viking Mira if...

  • You want the newer ship (built 2026, 25yr newer)
  • Size matters to you (54,300 GT)
  • More onboard variety (998 guests)
  • Save $7,800/person on sailings
Book Viking Mira

You've compared the ships. Now see what they cost.

See Current Prices

Seven Seas Mariner

from $11,399/person

Book Seven Seas Mariner

Viking Mira

from $3,599/person

Book Viking Mira

Packages

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Sailing Prices

 Seven Seas MarinerViking Mira
Cheapest$11,399 pp$3,599 pp
DepartingSep 18Nov 11
Duration11 nights7 nights
 View DealView Deal

Prices from Cruisebound. We may earn a commission at no extra cost to you.

Deep Dive

Upcoming Sailings

Upcoming Sailings on Seven Seas Mariner

Seven Seas Mariner sailing from Barcelona, SpainSpots going fast

11 Night Mediterranean - Western Cruise

Regent Seven Seas Mariner

Sep 18, 2026 · 11 nights

Mediterranean

$11,399/person$1,036/night
View Deal
Powered by Cruisebound

Upcoming Sailings on Viking Mira

Viking Mira sailing from Fusina (Venice), Italy

7 Night Venice,The Adriatic & Greece

Viking Ocean Viking Mira

Oct 28, 2026 · 7 nights

Mediterranean

$5,199/person$743/night
View Deal
Viking Mira sailing from Piraeus (Athens), Greece

7 Night Venice,The Adriatic & Greece

Viking Ocean Viking Mira

Nov 4, 2026 · 7 nights

Mediterranean

$4,699/person$671/night
View Deal
Viking Mira sailing from Fusina (Venice), Italy

7 Night Italian Sojourn

Viking Ocean Viking Mira

Nov 11, 2026 · 7 nights

Mediterranean

$3,599/person$514/night
View Deal
Powered by Cruisebound

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Frequently Asked Questions

How is the comparison score calculated?

We compute scores across 8 categories using real spec data: gross tonnage, passenger capacity, crew capacity, year built, length, deck count, space ratio, and fleet power. Each category awards one point to the winning ship.

What is the space ratio and why does it matter?

Space ratio is gross tonnage divided by passenger capacity. A higher number means more space per guest. Luxury lines typically score above 40; mass-market ships often fall in the 30-40 range.

What does the passenger-to-crew ratio mean?

Passengers per crew member. Lower is better, more staff per guest means better service. Luxury lines aim below 2:1; large mainstream ships may be 3-4:1.

Are the prices shown accurate?

Prices are sourced from Cruisebound and reflect real-time availability. They may change based on cabin type, date, and demand. Click through to see the latest fares.

Can I compare more than two ships?

Yes, up to four ships. Use the search tool on the compare hub page to add additional ships.

How current is the ship data?

Specifications come from our database of 380+ vessels, revalidated every 5 minutes via ISR. The "Updated" timestamp shows when records were last modified.