Ulefone Armor X31 Pro Review

Networks, connectivity

Ulefone Armor X31 Pro is equipped with a triple-slot tray for two Nano-SIM cards and a microSD card. It is positioned on the left frame. Both Nano-SIM cards support 5G connectivity and the following network bands: 2G GSM (B2, B3, B5, B8), 2.5G (BC0, BC1, BBC10), 3G WCDMA (B1, B2, B4, B5, B6, B8, B19), 4G FDD-LTE (B1, B2, B3, B4, B5, B7, B8, B 12, B13, B17, B18, B19, B20, B 25, B26, B28A, B28B, B66, B71), 4G TDD-LTE (B34, B38, B39, B40, B41), and 5G (n1, n2, n3, n5, n7, n8, n20, n25, n28, n38, n40, n41, n66, n71, n77, n78, n79). The wireless connectivity options of this smartphone include NFC, Bluetooth 5.2, Wi-Fi 5 (802.11ac), Wi-Fi Direct, Wi-Fi Hotspot, and Cast Display. Moreover, the device arrives with an antenna strong enough for you to enjoy the radio without plugging in headphones. An IR blaster is also on board turning the device into a convenient remote control for various appliances and consumer electronics. The smartphone works with GPS, GLONASS, Galileo, QZSS, and Beidou. Our review unit managed to detect a huge number of satellites from all positioning systems with excellent accuracy of up to 1 meter. Running on Android 14, the Armor X31 Pro also arrives with Quick Share and Android Auto on board. Finally, the device is fitted with a USB Type-C 2.0 port and a 3.5 mm headphone jack.