Hotel rates in Dublin hotels listed on HotelTonight were compared to rates on booking.com and brand websites for August 2013. HotelTonight rates had an average discount of 27.7% for 5-star hotels, 20.2% for 4-star, and 11.4% for 3-star compared to brand websites. HotelTonight rates were cheaper in 69.5% of available room nights compared to brand websites. Discounting was most aggressive on weekends, with average discounts of 19.7% on Mondays, 21% on Thursdays, and 25.7% on Saturdays compared to brand websites.