BYD’s cost advantage is partly an organizational design story

Rhodium Group’s analysis, covered by Rest of World, compares Chinese manufacturers with Tesla’s China operations. That choice helps separate domestic industrial conditions from the simpler contrast between manufacturing in China and manufacturing elsewhere.

The report attributes much of BYD’s estimated advantage to vertical integration and overhead. Making components internally avoids some supplier markups, while a large sales base spreads engineering and administrative spending across more vehicles. Longer supplier payment periods also provide financing benefits, with costs for suppliers.

These are modeled estimates rather than a complete audit of identical cars. The component calculation assumes an average supplier margin, and company structures complicate comparisons. Direct grants are only one form of industrial support, so a small estimated grant contribution should not be interpreted as proof that public policy had little historical influence.

The analysis also expects some advantages to narrow during overseas expansion. Localization, regulation, logistics, and new sales networks add costs that a domestic comparison cannot capture.