Best hotels to get free loyalty program reward nights in Barcelona

Going to Barcelona, and wondering how to get free reward nights as fast as possible, which loyalty program to choose, or which hotel is best for your budget to get free nights in Barcelona ?
You will get one free night every 8 paid nights in Crowne Plaza Barcelona – Fira Center with IHG highest membership level.
See the table below for details, best choices by budget are the following :
- Low budget, ~60€ : Ibis Barcelona Meridiana
- Budget ~90€ : Mercure Barcelona Condor
- Standard ~115€ : Holiday Inn Express Barcelona City [email protected]
- Business ~130€ : AC Hotel Victoria Suites, a Marriott Lifestyle Hotel
- Comfort ~190€ : Crowne Plaza Barcelona – Fira Center => also best choice in the city !
- Luxury ~330€ : Cotton House Hotel, Autograph Collection
Comparison is considering lower Loyalty program member rate as shown on the program website, for the random night of 10th of April. Rates might change depending on your exact booking.
See also Value of hotel points in case you only want to maximize your points, and look for the best program to redeem free nights.
Find activities in Barcelona