Xiaomi Mi 4s is the latest addition to the Xiaomi Mi 4 series. Its predecessor, the Mi 4, entered smartphone market some 1-and-a-half year ago. Xiaomi Mi 4s is the fourth device in the Mi 4 lineup the other three being, the original Mi 4, smaller Mi 4i and Mi 4c.

Mi 4s has a similar build as that of Mi 4c with added looks, storage, RAM, battery power, and a fingerprint scanner.

Compared to its cousin Xiaomi Mi 5, Mi 4s features a different metal frame which is sprayed with zircon sand for enhancing touch and improving user grip. Let’s have a look at the various aspects of the latest Xiaomi Mi 4 smartphone.

Xiaomi Mi 4s Review

Battery Power

Mi 4s Battery Power
Xiaomi Mi 4s boasts a 3260 mAh battery. The device is capable to survive for 75 hours with a single SIM standby while using two SIMs will reduce the standby time by some 4 hours i.e. you will be left with 71 hours only.
The smartphone is able to get charged from 0 to 32 percent in just 30 minutes, all thanks to its fast charger.
Other dedicated battery stats for the device includes, 9-and-a-half hour for browsing the Web, 10 hours and 35 minutes for video playback, and 23 hours and 25 minutes on 3G.


Mi 4s Camera
Mi 4s features a 13 MP primary shooter with a true-tone dual-LED flash. Various camera modes such as Beautify, Tilt Shift and Virtual horizon are available along with 12 camera filters with live previews. For clicking selfies, you have to use its 5 MP front cam.
The camera features a 180-degree field of view and captures imagery at 3200×1240 resolution. Overall, the image quality of captured images is above average.


Mi 4s Connectivity
Xiaomi Mi 4s supports the latest LTE technology. It supports 7 LTE bands. You can use LTE network on either SIM and the other SIM automatically defaults to a GSM band. Furthermore, Mi 4s offers quad-band GSM connectivity and a tri-band 3G connectivity with HSPA support.
Other connectivity features include dual-band Wi-Fi a/b/g/n/ac, Wi-Fi Direct, Bluetooth 4.1, GPS, GLONASS, Wireless screen mirroring via Miracast protocol, IR blaster, USB Type-C, and support for USB OTG adapter.


Mi 4s Display
Packing a 5-inch full-HD IPS display, Mi 4s has an amazing 441 ppi pixel density for a crystal-clear display of sharp screen content at 1080×1920 resolution. Both glass sheets of Mi 4s display are resistant to scratches. It has an average contrast ratio of 975:1 and 475 nits (cd/m2) of maximum display brightness.


Mi 4s Hardware
Xiaomi 4s comes with a USB Type-C cable, a fast-charging A/C adapter and a SIM ejection pin. It has a dimensional configuration of 139.3mmX70.8mmX7.8mm.
The smartphone is pleasant to touch, all thanks to its metallic frame which has a prominent circular shape and zirconia sand finish. The solid metal frame helps to keep together two sheets of glass, one in the front and the other in the rear of the device.
The device has a lone SIM tray with two slots. You can either put one microSIM and a nanoSIM into the SIM tray, or use a SIM and a microSD card.


Mi 4s Performance
Xiaomi Mi 4s is powered by a hexa-core Snapdragon 808 processor, Adreno 418 GPU and 3 GB of RAM. Snapdragon 808 chip features 2 powerful Cortex-A57 cores running at 1.82 GHz and 4 energy-efficient Cortex-A53 cores ticking at 1.44 GHz.


Mi 4s Software
Xiaomi Mi 4s runs on MIUI 7 which is based upon Android 5.1.1 Lollipop. MIUI customizations runs deep in Android and replaces everything from the original version.
The smartphone features a PIN unlock, camera shortcut and settings from the home screen. The device allows editing homescreen with the additional or removal of widgets. MIUI 7 has five themes, namely High Life, MIUI, Ocean Breeze, Pink Blush, and Rose.

The Verdict

Mi 4s The Verdict
Overall, Xiaomi 4s is a mid-range smartphone with good display, fair camera, strong hardware specs and an elegant design. The device is perfect for users who want to add a style statement with their smartphone device.
Xiaomi Mi 4s is priced at around $399.
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