1. Area: Qujiang Aquarium is bigger than Xi 'an Aquarium. Qujiang Aquarium is the largest large-scale marine theme park in western China, and its scale and exhibition level can rank among the top five in China. Xi 'an Aquarium is not among the top five aquariums in China.

2. Convenient transportation: Qujiang Aquarium is located in Qujiang New District, Xi City, with convenient transportation. The subway can take Line 3 to Yanxingmen Station, and the bus can also reach the nearby station. The traffic in Xi 'an Aquarium is very complicated.