Phone Comparison - Sony Xperia M Dual vs Xiaomi Redmi 2 vs Xiaomi Mi 4i

general General Info

Manufacturer Sony Xiaomi Xiaomi
Announced June 2013 January 2015 April 2015
Status Available - September 2013 Available - January 2015 Available - April 2015
Price - Rs. 5,999 ($88.22) [Similarly Priced] Rs. 8,999 ($132.34) [Similarly Priced]
Colors Black, White, Purple, Yellow Black, White, Yellow, Pink, Green Black, White, Blue, Yellow, Pink
Form Factor Candybar Candybar Candybar
Dimension 124 x 62 x 9.3 mm
(4.88 x 2.44 x 0.37 in)
134 x 67.2 x 9.4 mm
(5.28 x 2.65 x 0.37 in)
138.1 x 69.6 x 7.8 mm
(5.44 x 2.74 x 0.31 in)
Weight 115 g (4.06 oz) 133 g (4.69 oz) 130 g (4.59 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Both Versions) GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 - C2005
HSDPA 850 / 1700 / 1900 / 2100 - C2004
HSDPA 850 / 1900 / 2100
TD-SCDMA 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
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1 (Jelly Bean) Android OS, v4.4 (KitKat) Android OS, v5.0 (Lollipop)
Processor Dual-core 1 GHz Krait, Qualcomm MSM8227 Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU Adreno 305 Adreno 306 Adreno 405
RAM 1 GB 1 GB 2 GB
Internal Memory 4 GB 8 GB 16/32 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB No

display Display

Type TFT capacitive touchscreen IPS LCD Capacitive Touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 4.7 inches 5.0 inches
Resolution 480 x 854 pixels (245 ppi) 720 x 1280 pixels (312 ppi) 1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio 57.31% 67.83% 71.57%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592х1944 pixels 8 MP, 3264 x 2448 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Image Stabilization, HDR, Panorama Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Sony Sensor, Panorama, Real-time HDR Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR
Video Yes, 720p@30fps Yes, 1080p 1080p@30fps
Front Camera Yes, VGA [Similar] 2 MP, 720p [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Up to 86 kbps Yes Yes
Edge Up to 237 kbps Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA, LTE Cat4 150/50 Mbps HSPA, LTE
Bluetooth Yes, v4.0 with A2DP, ANT+ v4.0, A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 a/b/g/n, dual-band, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 4 GB, 1 GB RAM 8 GB, 1 GB RAM / 16 GB, 2 GB RAM 16/32 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB No

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 Li-Ion Battery Li-Po Battery Li-Po Battery
Capacity 1750 mAh 2200 mAh 3120 mAh
Stand by Up to 498 h (2G)
Up to 454 h (3G)
- -
Talk Time Up to 10 h 16 min (2G)
Up to 9 h (3G)
- -