Phone Comparison - Xiaomi Mi 4 vs Xiaomi Redmi Note 2 vs Xiaomi Redmi 4A

general General Info

Manufacturer Xiaomi Xiaomi Xiaomi
Announced July 2014 August 2015 November 2016
Status Available - Q3 2014 Available - August 2015 Available - November 2016
Price - Rs. 9,700 ($141.99) [Similarly Priced] Rs. 5,999 ($92.00) [Similarly Priced]
Colors Black, White Black, White, Yellow, Mint Green, Blue Gold, Rose Gold, Dark Gray
Form Factor Candybar Candybar Candybar
Dimension 139.2 x 68.5 x 8.9 mm
(5.48 x 2.7 x 0.35 in)
152 x 76 x 8.3 mm
(5.98 x 2.99 x 0.33 in)
139.5 x 70.4 x 8.5 mm
(5.49 x 2.77 x 0.33 in)
Weight 149 g (5.26 oz) 160 g (5.64 oz) 131.5 g (4.62.0.18 oz)
SIM Type - - Dual SIM Hybrid (Nano SIM + Micro SIM, or Micro SIM + microSD Card)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA2000 1xEV-DO
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100, TD-SCDMA HSDPA 850 / 1900 / 2100
4G Network LTE LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Build Features - - - Metal Body
- Infrared Sensor

hardware Hardware and OS

OS Android OS, v4.4.3 (KitKat) Android OS, v5.0 (Lollipop) based MIUI 7 Android OS, v6.0.1 (Marshmallow)
Processor Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 Octa-core 2.0 GHz Cortex-A53, Mediatek MT6795 Quad-core 1.4 GHz Cortex-A53, Qualcomm MSM8917 Snapdragon 425
GPU Adreno 330 PowerVR G6200 Adreno 308
RAM 3 GB 2 GB 2 GB
Internal Memory 16/64 GB 16 GB 16 GB
External Memory No Yes microSD, up to 128 GB (uses SIM 2 slot)

display Display

Type IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 5.5 inches 5.0 inches
Resolution 1080 x 1920 pixels (441 ppi) 1080 x 1920 pixels (401 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 72.14% 72.02% 70.04%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio FM radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4160 x 3120 pixels
Flash Dual-LED Flash LED flash LED Flash
Features Auto focus, 1/3' Sensor Size, 1.12µm Pixel Size, Geo-tagging, Touch Focus, Face And Smile Detection, HDR Phase Detection Auto focus (PDAF), Geo-tagging, Touch Focus, Face/smile Detection, HDR Phase Detection Autofocus, f/2.2, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama
Video 2160p, 1080p@30fps, HDR 1080p@30fps 1080p@30fps
Front Camera 8 MP, 1080p@30fps [Similar] 5 MP [Similar] 5 MP, f/2.2, 1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE TD-SCDMA HSPA, LTE, EV-DO Rev.A 3.1 Mbps, VoLTE
Bluetooth v4.0, A2DP v4.0, A2DP, LE v4.1, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB microUSB v2.0 (MHL), USB On-the-go microUSB v2.0, USB Host microUSB v2.0
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, BDS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16/64 GB, 3 GB RAM 16 GB, 2 GB RAM 16 GB, 2 GB RAM
Expandable Storage No Yes microSD, up to 128 GB (uses SIM 2 slot)
USB OTG Supported Supported Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Ion Battery Li-Po Battery Non-removable Li-Ion Battery
Capacity 3080 mAh 3060 mAh 3120 mAh
Stand by - - -
Talk Time - - -