Lubbock, Texas is 16% larger than Waco, Texas.
Area: 310 km2 calculated
Lubbock is a city in and the county seat of Lubbock County, Texas, United States. The city is located in the northwestern part of the state, a region known historically and geographically as the Llano Estacado and ecologically is part of the southern end of the Western High Plains. Wikipedia
Area: 266 km2 calculated
Waco is a city which is the county seat of McLennan County, Texas, United States. It is situated along the Brazos River and I-35, halfway between Dallas and Austin. The city had a 2010 population of 124,805, making it the twenty-second most populous city in the state. Wikipedia