September 26, 2026
11-Night Mediterranean Cruise
Departing from Piraeus
From
$15,999
Price / day
$1,454
SeaDream I|MV Ortelius
SeaDream I vs MV Ortelius
Compare ship age, size, passenger capacity, itineraries and upcoming cruise prices.
SeaDream I
SeaDream Yacht Club
Check prices on CruiseDirectVS
Newer Ship
MV Ortelius
Built in 1989
5 years newer
Lower Price Per Day
Both ships are the same
More Spacious Ship
MV Ortelius
43.2 GT per guest
Gross tonnage divided by passenger capacity
SeaDream I vs MV Ortelius: Quick Comparison
MV Ortelius is the newer ship in this comparison. Built in 1989, it is 5 years newer than SeaDream I, which entered service in 1984. MV Ortelius is approximately 6% larger by gross tonnage at 4,575 GT. SeaDream I also carries 4 more passengers. SeaDream I has upcoming sailings in Mediterranean. The sailings shown cover different itineraries, so the price per day figures are not a like-for-like comparison. Cruise fares vary significantly by itinerary, departure date and cabin availability, so any price difference should be treated as a snapshot rather than a permanent gap.
Ship Comparison
| Spec | SeaDream I | MV Ortelius |
|---|---|---|
| Year Built | 1984 | 1989Newer |
| Gross Tonnage | 4,333 GT | 4,575 GT |
| Passenger Capacity | 110 | 106 |
| Space per Passenger | 39.4 GT | 43.2 GT |
| Length | 105 m | 91.25 m |
| Decks | — | — |
| Cabins | — | — |
Key Differences: SeaDream I vs MV Ortelius
Age
MV Ortelius was built in 1989, making it 5 years newer than SeaDream I, which was built in 1984.
Size
At 4,575 GT, MV Ortelius is approximately 6% larger by gross tonnage than SeaDream I at 4,333 GT.
Passenger capacity
SeaDream I carries up to 110 passengers compared with 106 aboard MV Ortelius, a difference of 4 passengers.
Passenger space
MV Ortelius offers more space per passenger: 43.2 GT per guest, compared with 39.4 aboard SeaDream I. A higher passenger space ratio generally means less crowding in public areas.
Itineraries
The upcoming sailings shown for SeaDream I (Mediterranean) and MV Ortelius currently cover different regions or departure ports.
Compare Ports of Call
SeaDream I
Greek Odyssey
- Departure Port
- Piraeus
- Region
- Mediterranean
- Nights
- 11
- Round Trip
- Yes
- Day 1 · Sep 26, 2026Piraeus
- Day 2 · Sep 27, 2026Milos
- Day 3 · Sep 28, 2026Ios Island
- Day 4 · Sep 29, 2026Santorini
- Day 5 · Sep 30, 2026Kusadasi
- Day 6 · Oct 1, 2026Patmos
- Day 7 · Oct 2, 2026Rhodes Town
- Day 8 · Oct 3, 2026Symi
- Day 9 · Oct 4, 2026Heraklion
- Day 10 · Oct 5, 2026Tinos
- Day 11 · Oct 6, 2026Mykonos
- Day 12 · Oct 7, 2026Mykonos
- Day 13 · Oct 8, 2026Kythnos
- Day 14 · Oct 9, 2026Piraeus
Dates are estimates based on the published departure date.
Upcoming Cruises & Prices
SeaDream I
October 11, 2026
6-Night Mediterranean Cruise
Departing from Piraeus
From
$7,700
Price / day
$1,283
MV Ortelius
Prices shown are starting fares and may change.
Which Ship Is Cheaper?
SeaDream I
Average
$1,369 / day
VS
MV Ortelius
Average
$0 / day
Cruise prices vary by departure date, itinerary, cabin type and availability.
Which Ship Should You Choose?
Choose SeaDream I if…
- You do not mind sailing on a ship with a higher passenger capacity.
- You want to sail in Mediterranean.
- Departing from Piraeus works for your plans.
- You do not place as much importance on sailing on a newer ship than MV Ortelius.
Choose MV Ortelius if…
- You prefer the newer ship.
- You prefer the larger ship by gross tonnage.
- You prefer the ship with the lower passenger capacity.
- You value having more space per passenger (higher GT-per-guest ratio).
SeaDream I vs MV Ortelius: Final Comparison Summary
Newer
MV Ortelius
Built in 1989
5 years newer
Bigger
MV Ortelius
4,575 GT
6% larger by gross tonnage
Lower Price Per Day
Both ships are the same
- MV Ortelius is 5 years newer.
- MV Ortelius is 6% larger by gross tonnage.
- SeaDream I carries 4 more passengers.
- MV Ortelius offers more space per passenger (43.2 GT per guest).
Frequently Asked Questions
Which is newer, SeaDream I or MV Ortelius?
MV Ortelius is newer. It was built in 1989, while SeaDream I was built in 1984, making MV Ortelius 5 years newer.
Which is bigger, SeaDream I or MV Ortelius?
MV Ortelius is larger by gross tonnage. It measures approximately 4,575 GT compared with SeaDream I at 4,333 GT.
Which ship carries more passengers?
SeaDream I has a passenger capacity of approximately 110, compared with 106 for MV Ortelius.
Which ship is more spacious, SeaDream I or MV Ortelius?
MV Ortelius has the higher passenger space ratio at 43.2 GT per passenger, versus 39.4 for SeaDream I. The ratio is gross tonnage divided by passenger capacity; a higher number means more ship space per guest.
Where does SeaDream I sail?
The upcoming SeaDream I sailings currently listed cover Mediterranean, departing from Piraeus.
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SeaDream I
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