Performance and cameraXiaomi Redmi 3S Prime is powered by a 1.4GHz octa-core Qualcomm Snapdragon 430 processor paired with 3GB of RAM and 32GB of internal storage ( the non-prime version has 16GB of storage, with 2GB of RAM.The smartphone also supports memory cards of up to 256GB in size.During our time with the device, the Redmi 3S Prime delivered a really smooth performance with no visible lag. Despite the small screen size, gaming and media consumption were enjoyable. We played games like Asphalt 8, Mini Militia and the phone handled them very well.IR BLASTER AND CAMERARedmi 3S Prime has an IR blaster which can be used to control home appliances such as TV and ACs with ease. The pre-installed ’Mi remote app enables users to add multiple remote controls for different appliances and use them from the phone itself.Xiaomi Redmi 3S is equipped with a 13MP rear camera with dual LED flash and a 5MP front camera for selfies. During our testing, we found camera performance of the device to be really good.The camera is pretty fast and has a user-friendly interface. Swiping to the right shows all the filters, while swiping to the left shows all the modes such as panorama, beautify and manual. Below the different modes is the option for camera settings, where it’s possible to change things like camera shutter sound, save location and picture quality.MIUI is very colourful and offers nicely designed themes, app icons and wallpapers. The device offers some interesting modes such as a Lite Mode, which enables a simple mode with bigger icons and fewer features. There are also other modes, such as Child and Guest, which can be used to restrict access to selected apps.