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

Price Comparison (India) - -

general General Info

Manufacturer Xiaomi Xiaomi Xiaomi
Announced April 2015 October 2016 January 2017
Status Available - April 2015 Available - October 2016 Available - January 2017
Price Rs. 8,999 ($132.34) [Similarly Priced] Rs. 27,700 ($413.00) [Similarly Priced] Rs. 10,999 ($145.00) [Similarly Priced]
Colors Black, White, Blue, Yellow, Pink Glacier Silver, Piano Black Gold, Silver, Gray
Form Factor Candybar Candybar Candybar
Dimension 138.1 x 69.6 x 7.8 mm
(5.44 x 2.74 x 0.31 in)
156.2 x 77.3 x 7.6 mm
(6.15 x 3.04 x 0.3 in)
151 x 76 x 8.45 mm
(5.94 x 2.99 x 0.33 in)
Weight 130 g (4.59 oz) 166 g (5.86 oz) 165 g (5.82 oz)
SIM Type - Dual-SIM Dual SIM Hybrid (Nano SIM + Micro SIM, or Micro SIM + microSD Card)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
TD-SCDMA
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100 HSDPA 2100
4G Network LTE LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) LTE
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail
Build Features - - Fingerprint Sensor
- 3D Glass
- 24-bit Audio
- Fingerprint Sensor
- Infrared Sensor
Notification LED - - Yes

hardware Hardware and OS

OS Android OS, v5.0 (Lollipop) Android OS, v6.0 (Marshmallow) Android OS, v6.0.1 (Marshmallow)
User Interface - MIUI 8.0 MIUI 8
Processor Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 Dual-core 2.35 GHz Kryo & dual-core 1.6 GHz Kryo, Qualcomm MSM8996 Snapdragon 821 Octa-core 2.0 GHz Cortex-A53, Qualcomm MSM8953 Snapdragon 625
GPU Adreno 405 Adreno 530 Adreno 506
RAM 2 GB 4/6 GB 2/3/4 GB
Internal Memory 16/32 GB 64/128 GB 32/64 GB
External Memory No No microSD, up to 128 GB

display Display

Type IPS LCD capacitive touchscreen OLED Capacitive Touchscreen IPS LCD Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 5.7 inches 5.5 inches
Resolution 1080 x 1920 pixels (441 ppi) 1080 x 1920 Pixels (386 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 71.57% 74.36% 72.50%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio No FM Radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 22.56 MP 13 MP
Flash LED flash Dual-LED (Dual Tone) Dual-LED (Dual Tone)
Features Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR Phase Detection Autofocus, Sony IMX318, EIS, 1/2.6" Sensor Size, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Phase Detection Autofocus, f/2.0 aperture, Sony IMX258/Samsung S5K3L8 sensor, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video 1080p@30fps 2160p@30fps, 1080p@30fps 2160p@30fps, 1080p@30fps, 720p@120fps
Front Camera 5 MP [Similar] 8 MP, AutoFocus [Similar] 5 MP, 1080p, f/2.0 [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE HSPA, LTE, VoLTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE
Bluetooth v4.0, A2DP v4.2, A2DP, LE v4.2, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
USB microUSB v2.0 v3.0, Type-C 1.0 reversible connector microUSB v2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16/32 GB, 2 GB RAM 64/128 GB, 4/6 GB RAM 32/64 GB, 2/3/4 GB RAM
Expandable Storage No No microSD, up to 128 GB
USB OTG - Supported Yes

Apps Sensors

Fingerprint fingerprint not supported fingerprint supported fingerprint 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 not supported NFC supported NFC not supported

battery Battery

Type Li-Po Battery Non-removable Li-Ion Battery Non-removable Li-Ion Battery
Capacity 3120 mAh 4070 mAh 4100 mAh
Stand by - - -
Talk Time - - -