BLU Vivo XI was announced in September 2018 which sports a 5.9-inch IPS LCD display with a screen resolution of 720 x 1520 pixels.
BLU Vivo XI is powered by a 4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53, Cores: 8 with MediaTek Helio P22 (MT6762) chipset coupled with 3GB of RAM and 32GB of internal storage. It also supports an external memory card. The device came out of the box with Android 8.1 Oreo and backed by a 3000 mAh battery (Non-removable).
As far as the camera concerned, the device has a dual-camera setup with 16MP + 5MP primary sensors and a selfie camera with an 16MP lens. Other connectivity option includes 4G, GPS, Glonass, Bluetooth, Mobile Hotspot, accelerometer, light sensor, proximity sensor, and compass. etc.