Phone Comparison - Xiaomi Redmi 2 vs Asus Zenfone 2 ZE551ML vs Xiaomi Mi 4i

general General Info

Manufacturer Xiaomi Asus Xiaomi
Announced January 2015 January 2015 April 2015
Status Available - January 2015 Available - March 2015 Available - April 2015
Price Rs. 5,999 ($88.22) [Similarly Priced] Rs. 14,999 ($220.57) [Similarly Priced] Rs. 8,999 ($132.34) [Similarly Priced]
Colors Black, White, Yellow, Pink, Green Osmium Black, Sheer Gold, Glacier Gray, Glamor Red, Ceramic Whit Black, White, Blue, Yellow, Pink
Form Factor Candybar Candybar Candybar
Dimension 134 x 67.2 x 9.4 mm
(5.28 x 2.65 x 0.37 in)
152.5 x 77.2 x 10.9 mm
(6 x 3.04 x 0.43 in)
138.1 x 69.6 x 7.8 mm
(5.44 x 2.74 x 0.31 in)
Weight 133 g (4.69 oz) 170 g (6 oz) 130 g (4.59 oz)
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 1900 / 2100
TD-SCDMA 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE 1800 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41) LTE 700 / 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600
(Bands 1, 2, 3, 4, 5, 7, 8, 9, 17, 18, 19, 20, 28, 29)
LTE
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.4 (KitKat) Android OS, v5.0 (Lollipop) Android OS, v5.0 (Lollipop)
Processor Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 Quad-core 2.3 GHz
Quad-core 1.8 GHz, Intel Atom Z3580
Intel Atom Z3560
Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU Adreno 306 PowerVR G6430 Adreno 405
RAM 1 GB 2/4 GB 2 GB
Internal Memory 8 GB 16/32/64 GB 16/32 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB No

display Display

Type IPS LCD Capacitive Touchscreen IPS Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.7 inches 5.5 inches 5.0 inches
Resolution 720 x 1280 pixels (312 ppi) 1080 x 1920 pixels (401 ppi) 1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio 67.83% 70.67% 71.57%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264 x 2448 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash dual-LED (dual tone) LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Sony Sensor, Panorama, Real-time HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR
Video Yes, 1080p 1080p@30fps 1080p@30fps
Front Camera 2 MP, 720p [Similar] 5 MP [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE
Bluetooth v4.0, A2DP v4.0, A2DP, EDR v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n, dual-band, hotspot
USB microUSB v2.0 microUSB v2.0, USB Host microUSB v2.0
GPS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB, 1 GB RAM / 16 GB, 2 GB RAM 16/32/64 GB, 2/4 GB RAM 16/32 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 GB No
USB OTG - 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 not supported NFC supported NFC not supported

battery Battery

Type Li-Po Battery Non-removable Li-Po Battery Li-Po Battery
Capacity 2200 mAh 3000 mAh 3120 mAh
Stand by - - -
Talk Time - - -