Vivo Y91 is a budget smartphone that comes with some decent features and a good design. The display of the smartphone is good for watching movies and videos and it features a water drop notch styling. It flaunts an impressive look with the slim body and bezel-less front having a tear-drop notch and the display can give a wide viewing experience. It is configured well to give a decent performance but the RAM on this device is a bit small, which can hamper the multitasking of the smartphone. Camera setup is quite good, which can click good images and the front camera is good for clicking selfies. Inbuilt memory on the smartphone is good for storing files and images and it can be further expanded for more storage space. The fingerprint scanner and facial recognition features will take care of the privacy of the users. Let us go through all the details of the smartphone.

Huge display: The Vivo Y91 comes with a 6.22-inch IPS LCD HD+ display with 2.5D curved glass. The resolution of the screen is about 720 x 1,520 pixels and the pixel density of the screen is about 270 PPI, good for viewing bright and sharp images. 

Decent configuration: The smartphone comes with a MediaTek Helio P22 chipset coupled with 2GHz octa-core (Cortex A53) processor. For the graphical part, there is a PowerVR GE8320 GPU.

Camera configuration: The Vivo Y91 comes with a dual rear camera setup comprising of a 13MP and 2MP lenses with an LED flash. At the front, it has an 8MP lens, which good for clicking selfies and there are more effects and filters that can enhance the image clarity.

Battery capacity: The Vivo Y91 smartphone comes with 4,030mAh Li-ion battery that provides a good power backup on a single charge and can last for a day in average usage.

Storage capacity: The smartphone comes with a good inbuilt memory of 32GB, which can be further expanded to 256GB with a microSD card. Hence, there is a lot of storage space in the device to keep a number of data and files.

Low RAM: The Vivo Y91 comes with a 2GB RAM, which is a bit low and can not provide that smooth multitasking or relied upon for high-end games. Hence, a better RAM capacity could have made this device a complete option to go for.