Phone Comparison - Xiaomi Mi 3 vs Xiaomi Mi 4i vs Xiaomi Redmi 4A

general General Info

Manufacturer Xiaomi Xiaomi Xiaomi
Announced September 2013 April 2015 November 2016
Status Available - December 2013 Available - April 2015 Available - November 2016
Price - Rs. 8,999 ($132.34) [Similarly Priced] Rs. 5,999 ($92.00) [Similarly Priced]
Colors Various Black, White, Blue, Yellow, Pink Gold, Rose Gold, Dark Gray
Form Factor Candybar Candybar Candybar
Dimension 144 x 73.6 x 8.1 mm
(5.67 x 2.9 x 0.32 in)
138.1 x 69.6 x 7.8 mm
(5.44 x 2.74 x 0.31 in)
139.5 x 70.4 x 8.5 mm
(5.49 x 2.77 x 0.33 in)
Weight 145 g (5.11 oz) 130 g (4.59 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 850 / 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 HSDPA 850 / 1900 / 2100
4G Network - LTE 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 (KitKat) optimized with MIUI version 5 Android OS, v5.0 (Lollipop) Android OS, v6.0.1 (Marshmallow)
Processor Quad-core 2.3 GHz Krait 400, Qualcomm MSM8274AB Snapdragon 800 Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 Quad-core 1.4 GHz Cortex-A53, Qualcomm MSM8917 Snapdragon 425
GPU Adreno 330 Adreno 405 Adreno 308
RAM 2 GB 2 GB 2 GB
Internal Memory 16/64 GB 16/32 GB 16 GB
External Memory No No 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 5.0 inches 5.0 inches
Resolution 1080 x 1920 pixels (441 ppi) 1080 x 1920 pixels (441 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 64.90% 71.57% 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, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR Phase Detection Autofocus, f/2.2, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama
Video 1080p@30fps, HDR 1080p@30fps 1080p@30fps
Front Camera 2 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 HSPA, LTE HSPA, LTE, EV-DO Rev.A 3.1 Mbps, VoLTE
Bluetooth v4.0, A2DP v4.0, A2DP v4.1, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB microUSB v2.0 (MHL), USB On-the-go microUSB v2.0 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, 2 GB RAM 16/32 GB, 2 GB RAM 16 GB, 2 GB RAM
Expandable Storage No No microSD, up to 128 GB (uses SIM 2 slot)
USB OTG 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 3050 mAh 3120 mAh 3120 mAh
Stand by Up to 500 h - -
Talk Time Up to 4 h - -