Exhibit 15.1

XPeng Inc.

No. 8 Songgang Road, Changxing Street

Cencun, Tianhe District, Guangzhou

Guangdong 510640

People’s Republic of China

April 16, 2021

Dear Sirs,

We consent to the references to our firm under “Item 3. Key Information—D. Risk Factors—Risks Relating to Our Corporate Structure—If the PRC government deems that the contractual arrangements in relation to our consolidated VIEs do not comply with PRC regulatory restrictions on foreign investment in the relevant industries, or if these regulations or the interpretation of existing regulations change in the future, we could be subject to severe penalties or be forced to relinquish our interests in those operations.” and “Item 4. Information on the Company—C. Organizational Structure—Contractual Arrangements with the VIEs and Their Shareholders”, in XPeng Inc.’s Annual Report on Form 20-F for the year ended December 31, 2020 (the “Annual Report”), which is filed with the Securities and Exchange Commission (the “SEC”) on the date hereof. We also consent to the filing with the SEC of this consent letter as an exhibit to the Annual Report.

In giving such consent, we do not thereby admit that we come within the category of persons whose consent is required under Section 7 of the Securities Act of 1933, or under the Securities Exchange Act of 1934, in each case, as amended, or the regulations promulgated thereunder.

Yours faithfully,

Fangda Partners

/s/ Fangda Partners