Garland, Texas is 2.6 times larger than Rialto, California.
Area: 58 km2 calculated
Rialto is a city in San Bernardino County, California, United States. According to Census Bureau estimates, the city had a population of 99,171 in 2010. Wikipedia
Area: 148 km2 calculated
Garland is a city in the U.S. state of Texas. It is a large city northeast of Dallas and is a part of the Dallas–Fort Worth metroplex. It is located almost entirely within Dallas County, except a small portion located in Collin County. Wikipedia