Xiaomi Redmi Mi 4 is excellent functioning mobile phone ratings, regarding the features and cost effectiveness. Xiaomi Mi 4 is an android based smartphone of version V4.4 Kit Kat. Xiaomi Mi 4 is extension of Mi 3 series, where 4G data is not available. Xiaomi Mi 4 is provided with 5 inches screen size with resolution factor of 1080*920 display has processor of 2.5 GHz processor along with 3GB of RAM. This cell phone has 13 mp of rear camera and 8mp front camera. In cell phone we are provided with more amount of RAM which will very helpful for big volumes of data storages. The processor is made of QUALCOMM Snapdragon 801.There is no expandable storage in this mobile phone so we cannot add additional apps which you required. The Snapdragon chipset along with LTE Connectivity fit in a simple manner. The upgrades in this mobile phone make us to have new look and feel. In this mobile there is no gorilla glass, microSD card slot and no user replaceable battery. It is the first mobile phone developed with microSD slot.

Key Specifications:

Features Specifications
General Features
MultiMedia Sound:Dual Mic Noise Reduction
Video Player:Yes
Music Player:Yes
Display: Resolution: Full HD, 1920*1080 pixels
Size: 12.7 mm
Other Display Features: IPS Display, Multi-touch, OGS
Connectivity & Network Audio Jack: 3.5 mm
Preinstalled Browser: MIUI
Bluetooth: Yes, v4, LE
Wi-Fi: Yes, 802.11 a/b/g/n/ac
Internet features: Email
Tethering: USB,Wi-Fi Hotspot
USB Connectivity: Yes
3G: Yes
Battery: Tandy Time: 280 hrs(2G)
Type: Lithium-ion Polymer
Capacity: 3080 mAh
Other Features Sensors: Gyroscope, Infrared, Light Sensor Accelerometer, Barometer, Proximity sensor
Phone Book: Yes
SMS Memory: Yes
Call Memory: Yes
SAR Value: 1.360 W/kg
Additional Features: Virtual QWERTY Keyboard, WLAN Support
Weight: 149 grams
Size: 68.5*139.2*8.9 mm
Platform Operating System: Android v4.4.4 (Kit Kat)
Processor: 2.5 GHz QUALCOMM MSM8274AC Snapdragon 801 Krait 400,Quad Core
Graphics: Adreno 330.
Memory Storage:
Memory: 3GB RAM, 16GB ROM
Internal: 16 GB
User Memory: 13.27 GB
Network Technology:
2G bands:
GSM 850 / 900 / 1800 / 1900 – all versions
CDMA 800 / 1900 – Telecom 3G model
3G bands:
TD-SCDMA 2010-2025 / 1880-1920 – 4G model
HSDPA 850 / 900 / 1900 / 2100 – Unicom 3G model, Telecom 3G model
CDMA2000 1xEV-DO – Telecom 3G model
4G bands
LTE band 38(2600), 39(1900), 40(2300) – 4G model
Speed HSPA 42.2/5.76 Mbps, LTE, EV-DO Rev.A 3.1 Mbps
GPRS : Yes
EDGE : Yes

Key Features:

  • Xiaomi Mi 4 has 5 inches HD screen for image clarity purposes.
  • In camera along with general features available we also had some extra features such as face recognition system, Real time filters.
  • Xiaomi Mi 4 has Virtual QWERTY keyboard facility for reality.
  • This mobile phone has 5 IPS 1080p capacitive touch screen of 441ppi.
  • It has Android 4.4.4 Kit Kat with MIUI v.5,which can be upgraded to MIUI v6.
  • Adreno 330 GPU is used for dynamic gaming purposes.
  • In this mobile phone we had active noise cancellation with the help of a microphone.
  • It has excellent rear camera for photography and front camera is selfies.
  • Battery life has excellent and withstand time by 280 hours.
  • Xiaomi Mi 4 has high dynamic flash system for excellent images clarity.
  • Mi 4 has more computing speed with the help of 2.5 GHz processor.


Due to the presence of Qualcomm Snapdragon 801 2.5 GHz processor and adreno 330 GPU which delivers faster performance and also consumes low power.
Due to 3G RAM we have super high-speed RAM and load larger games and apps faster, play HD video more smoothly. There is no microSD card slot and outer design is not made from gorilla glass. The performance is very good in case of camera i.e. rear and front cameras, it has autofocus in 0.3 seconds. High color saturation is available with sharp display.


Xiaomi Mi 4 is excellent, mobile phone by considering all the features with such a reasonable cost. The only drawback is that, there is no availability of microSD slot and no expanding storage facility.

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