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Ship comparison

Costa Diadema vs Costa Favolosa

Side-by-side cruise ship comparison. Costa Diadema wins 5 of 7 scored categories.

At a glance

Quick Compare

Category
Costa Diadema
Costa Favolosa
Size
132,500 GT
114,500 GT
Passengers
3,724
3,012
Year built
2014
2011
Crew ratio
3.0 guests per crew
2.7 guests per crew
Space ratio
35.6 GT per guest
38.0 GT per guest
Decks
No data
No data
Length
306 m
290 m
From price
$1,986.06 pp
$1,050.66 pp

The verdict

Comparison Verdict

Costa Diadema is the larger vessel at 132,500 GT, 16% more than Costa Favolosa's 114,500 GT. Built in 2014, Costa Diadema is 3 years newer, an advantage for travelers seeking modern amenities and design. Costa Favolosa edges ahead in service at 2.7 guests per crew, meaning more crew per guest.

CategoryWinner
SizeCosta Diadema
CapacityCosta Diadema
ModernityCosta Diadema
ServiceCosta Favolosa
SpaciousnessCosta Favolosa
DecksNo data
LengthCosta Diadema
Fleet PowerCosta Diadema

Bottom line: Costa Diadema leads 5–2 across our categories, strongest in Size. Choose Costa Diadema for overall superiority; pick Costa Favolosa if its strengths matter more to you.

Decide

Which Ship Is Right for You?

Choose Costa Diadema if

  • You want the newer ship (built 2014, 3 years newer)
  • Size matters to you (132,500 GT)
  • More onboard variety (3,724 guests)
Book Costa Diadema

Choose Costa Favolosa if

  • More crew per guest (2.7 guests per crew)
  • More space per guest (38.0 GT per guest)
  • Lower fares per night (from $86 per person per night)
Book Costa Favolosa

Prices

See Current Prices

You have compared the ships. Now see what they cost.

Costa Diadema

from $1,986.06 per person

Book Costa Diadema

Costa Favolosa

from $1,050.66 per person

Book Costa Favolosa
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Fares

Sailing Prices

DetailCosta DiademaCosta Favolosa
Cheapest$1,986.06 pp$1,050.66 pp
Per night$95 pp$105 pp
DepartingNov 1Nov 8
Duration21 nights10 nights
View sailingView sailing

Prices from Cruisebound, per person, for the sailing shown.

Go deeper

Deep Dive

Sailings

Upcoming Sailings

Upcoming Sailings on Costa Diadema

Costa Diadema sailing from Marseille, France

21 Night Ocean Cruises

Costa • Costa Diadema

Nov 1, 2026 · 21 nights

Mediterranean

$1,986/person$95/night
View Deal
Powered by Cruisebound

Upcoming Sailings on Costa Favolosa

Costa Favolosa sailing from Hamburg, Germany

18 Night Ocean Cruises

Costa • Costa Favolosa

Nov 8, 2026 · 18 nights

Iberian Peninsula

$1,545/person$86/night
View Deal
Costa Favolosa sailing from Hamburg, Germany

10 Night Ocean Cruises

Costa • Costa Favolosa

Nov 8, 2026 · 10 nights

Mediterranean

$1,051/person$105/night
View Deal
Costa Favolosa sailing from Hamburg, Germany

22 Night Ocean Cruises

Costa • Costa Favolosa

Nov 8, 2026 · 22 nights

United Kingdom

$2,064/person$94/night
View Deal
Powered by Cruisebound

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FAQ

Frequently Asked Questions

How is the comparison score calculated?

We score 8 categories from spec data: size, capacity, modernity, service, spaciousness, decks, length and fleet power. Each category awards one point to the winning ship. A category where either ship has no data is marked No data and left out of the score.

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, and mass-market ships often fall between 30 and 40.

What does the passenger-to-crew ratio mean?

It is the number of guests for each crew member, shown as "3.0 guests per crew". Lower is better: more staff per guest usually means more attentive service. Luxury lines aim for fewer than 2 guests per crew, and large mainstream ships often carry 3 to 4.

Are the prices shown accurate?

Prices come from Cruisebound and are per person for the sailing shown. They change with cabin type, date and demand, so open the sailing to see the current fare.

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+ ships, and this page refreshes daily. An "Updated" date appears at the top when either ship's record changed in the last 30 days.