Fares per person start at €327 on Emerald Princess and €400 on Regal Princess. Regal Princess is the cheapest per night, at €42 per person. Regal Princess is the bigger ship, carrying 3,560 guests to 3,080. Emerald Princess has the fewest guests per crew member, at 2.6 to 1. Regal Princess is newer, built in 2014 against 2007, though Emerald Princess was refurbished in 2025.