West Covina, California is 29% larger than Downey, California.
Area: 32 km2 calculated
Downey is a city located in southeast Los Angeles County, California, United States, 21 km southeast of downtown Los Angeles. The city is best known as the birthplace of the Apollo space program, and is the hometown of Richard and Karen Carpenter. Wikipedia
Area: 42 km2 calculated
West Covina is a city in Los Angeles County, California, located 19 miles east of Downtown Los Angeles in the eastern San Gabriel Valley and is part of Greater Los Angeles. The population for the city was 106,098 at the 2010 census. Wikipedia