Phone Comparison - Xiaomi Redmi 2 vs Sony Xperia M4 Aqua Dual vs Xiaomi Mi 4i

general General Info

Manufacturer Xiaomi Sony Xiaomi
Announced January 2015 March 2015 April 2015
Status Available - January 2015 Available - April 2015 Available - April 2015
Price Rs. 5,999 ($88.22) [Similarly Priced] Rs. 19,400 ($285.29) [Similarly Priced] Rs. 8,999 ($132.34) [Similarly Priced]
Colors Black, White, Yellow, Pink, Green Black, White, Coral, Silver 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)
145.5 x 72.6 x 7.3 mm
(5.73 x 2.86 x 0.29 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) 135 g (4.76 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 - E2333, E2363
HSDPA 850 / 900 / 1700 / 1900 / 2100 - E2312
HSDPA 850 / 900 / 1900 / 2100
4G Network LTE 1800 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41) LTE 800 / 850 / 900 / 1800 / 1900 / 2100 / 2600
(Bands 1, 2, 3, 5, 7, 8, 20) - E2333
LTE
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM
Build Features - - IP68 Certified - Dust and Water Proof up to 1.5 Meter and 30 Minutes -

hardware Hardware and OS

OS Android OS, v4.4 (KitKat) Android OS, v5.0.x (Lollipop) Android OS, v5.0 (Lollipop)
Processor Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 Quad-core 1.7 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU Adreno 306 Adreno 405 Adreno 405
RAM 1 GB 2 GB 2 GB
Internal Memory 8 GB 8 GB / 16 GB (E2333, E2363) 16/32 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB No

display Display

Type IPS LCD Capacitive Touchscreen IPS LCD Capacitive Touchscreen, Scratch-resistant Glass IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.7 inches 5.0 inches 5.0 inches
Resolution 720 x 1280 pixels (312 ppi) 720 x 1280 pixels (294 ppi) 1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio 67.83% 65.12% 71.57%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM Radio FM radio with RDS 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 LED flash 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/smile Detection, HDR, Panorama 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, 720p [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Up to 107 kbps Yes
Edge Yes Up to 296 kbps 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 v4.1, A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, 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 8 GB / 16 GB (E2333, E2363), 2 GB RAM 16/32 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 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-Ion Battery Li-Po Battery
Capacity 2200 mAh 2400 mAh 3120 mAh
Stand by - Up to 493 h (2G)
Up to 488 h (3G)
-
Talk Time - Up to 12 h 40 min (2G)
Up to 13 h 20 min (3G)
-