Fares per person start at €121 on Costa Smeralda and €253 on Costa Favolosa. Costa Favolosa is the cheapest per night, at €39 per person. Costa Smeralda is the bigger ship, carrying 5,224 guests to 3,016. Costa Favolosa has the fewest guests per crew member, at 2.7 to 1. Costa Smeralda is newer, built in 2019 against 2011, though Costa Favolosa was refurbished in 2018.