WiFi is free in public spaces. There's an onsite 24-hour business center. Free breakfast is served daily. The business-friendly One Acapulco Diamante also features an outdoor pool, a front-desk safe, and an elevator. Free self parking is available.
My stay was fine and the staff was great. Clean rooms and nice pool area. My only inconvenience was the twenty minute drive to acapulco. I didn't notice the location when reserving and couldn't cancel my booking after completing my reservation.