Samsung Galaxy A31 pricing and availability Samsung Galaxy A31 specifications and Features Samsung Galaxy A31 smartphone runs on One UI 2.0 skinned on top of Android 10. It features an Infinity-U design 6.4-inch Full HD+ Super AMOLED display offering 1,080 x 2,400 pixels of resolution. Moreover, there is an in-display fingerprint sensor and Samsung Pay, Samsung Health, and Samsung Knox. Under the hood, there is an octa-core MediaTek Helio P65 processor coupled with 6GB of RAM with 128GB of internal storage. The storage can be expanded up to 512GB using an external SD card. In terms of imaging capabilities, Samsung Galaxy A31 features a quad rear camera setup that includes a 48-megapixel primary sensor with f/2.0 aperture. Further assisted by an 8-megapixel ultra-wide lens with f/2.2 aperture, a 5-megapixel depth sensor with /2.4 aperture and lastly a 5-megapixel macro lens with f/2.4 aperture. While on the front there will be a 20-megapixel selfie camera with f/2.2 aperture. The smartphone houses a 5,000mAh battery with 15W fast charging support. It measures 73.1 x 159.3 x 8.6 mm and weighs in at 185 grams. For the latest gadget and tech news, and gadget reviews, follow us on Twitter, Facebook and Instagram. For newest tech & gadget videos subscribe to our YouTube Channel. You can also stay up to date using the Gadget Bridge Android App.