Which fuel-efficient Zhihu is Santana or LaVida?

Compared with LaVida, Santana saves fuel in Zhihu. On the platform of Zhihu, according to the feedback data from Santana and LaVida owners, Santana consumes 6-7 oils per 1 kilometers, while LaVida consumes 9-11 oils per 1 kilometers, which is higher than Santana, so Santana and LaVida are more fuel efficient than Santana.