Samsung’s $500 Galaxy A51 5G will arrive on AT&T on August 21st, joining T-Mobile (which got the device on August 7th) and Verizon (which got a mmWave-equipped A51 5G UW variant on August 13th).
As the name may imply, the A51 5G is the 5G version of the standard $399 A51, which was released back in May, but it improves on the regular model in a few ways, offering a more powerful Exynos 980 processor, 6GB of RAM and a larger 4,500mAh battery.
Carrier locks aside, the AT&T version of the A51 5G is virtually the same as the T-Mobile model, with 128GB of internal storage, a 6.5-inch OLED display, a 3.5mm audio jack, and a quad-camera array led by a 48-megapixel main lens. But unlike the Verizon model (which costs $50 more and swaps the…