Xiaomi has announced the 13 Ultra smartphone which features a quad-camera array that was co-engineered with Leica.
I tried the Xiaomi 13 Ultra – and think Apple needs to step up its camera game
Xiaomi 13 Ultra set to launch on April 18 - Times of India
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Revolutionary Camera Technology on Xiaomi 13 Ultra
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Xiaomi 13 Ultra received a 1-inch camera with a variable aperture •
Xiaomi 13 Ultra Leica Camera AG
Xiaomi 13 Ultra's Variable Aperture Camera is Supported by Leica Glass