The best-selling smartphone globally for 2019 was Apple's iPhone XR. Other manufacturers like Samsung and Xiaomi also made it to the list.
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Speck Products Compatible Phone Case for Apple iPhone XR, Presidio Sport Case, Heartrate Red/Sidewalk Grey/Black : Cell Phones & Accessories
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iPhone XR was 2019's best-selling phone, data says - CNET
Report Reveals the Best Selling Smartphone in 2019 Was an iPhone