Question: Does Xinyang or Zhuanghe have a bigger population as of the 2010 census?

Context paragraphs:
Lu'an: Lu'an (), is a prefecture-level city in western Anhui province, People's Republic of China, bordering Henan to the northwest and Hubei to the southwest.  At the 2010 census, it had a total population of 5,612,590, whom 1,644,344 resided in the built-up area made of 2 urban districts.  Neighbouring prefecture-level cities are the provincial capital of Hefei to the east, Anqing to the south, Huanggang (Hubei) and Xinyang (Henan) to the west, and Huainan and Fuyang to the north.  Although the character "六 " (literally: "six") is normally pronounced "Liù", in this case it changes to "Lù" on account of the historical literary reading.

Bigger Township, Jennings County, Indiana: Bigger Township is one of eleven townships in Jennings County, Indiana, United States.  As of the 2010 census, its population was 726 and it contained 298 housing units.

Xinyang: Xinyang (; postal: Sinyang) is a prefecture-level city in southeastern Henan province, People's Republic of China, the southernmost administrative division in the province.  Its population was 6,109,106 according to the 2010 census, and 1,230,042 of them lived in 2 urban districts, Pingqiao and Shihe.

Zhuanghe: Zhuanghe () is one of the two "northern county-level cities", the other being Wafangdian, under the administration of Dalian, located in the south of Liaoning province, People's Republic of China.  Its area is 3655.70 km² and its permanent population as of 2010 is 841,321, making it Dalian's most spacious county-level division.

Supporting paragraphs: Xinyang Zhuanghe
Answer: Xinyang