How did the iPhone Duo and Xiaomi18 Fold end up looking so similar?

Watching Marques Brownlee’s latest YouTube video this morning on the striking design similarities between the Xiaomi 18 Fold and the iPhone Duo sparked a lingering question: how is it actually possible that two fierce rivals arrived at such a similar look at the exact same time? No one predicted a clash quite like this. Within a frantic 48-hour window in September 2026, two of the tech industry’s most influential heavyweights unveiled their most ambitious foldable devices to date, and inadverten