Phone Comparison - Samsung Galaxy Ace 3 S7270 vs Xiaomi MI-2 vs Xiaomi Redmi 2

general General Info

Manufacturer Samsung Xiaomi Xiaomi
Announced June 2013 August 2012 January 2015
Status Available - Q3 2013 Available - November 2012 Available - January 2015
Price - - Rs. 5,999 ($88.22) [Similarly Priced]
Colors Black, White White, green, blue, red Black, White, Yellow, Pink, Green
Form Factor Candybar Candybar Candybar
Dimension 121.2 x 62.7 x 9.8 mm
(4.77 x 2.47 x 0.39 in)
126 x 62 x 10.2 mm
(4.96 x 2.44 x 0.4 in)
134 x 67.2 x 9.4 mm
(5.28 x 2.65 x 0.37 in)
Weight 115 g (4.06 oz) 145 g (5.11 oz) 133 g (4.69 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 850 / 1900 / 2100 HSDPA 850 / 1900 / 2100
TD-SCDMA 1900 / 2100
4G Network - - LTE 1800 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41)
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.1 (Jelly Bean) Android OS, v4.4 (KitKat)
Processor Dual-core 1 GHz Quad-core 1.5 GHz Krait, Qualcomm APQ8064 Snapdragon Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410
GPU - Adreno 320 Adreno 306
RAM 1 GB 2 GB 1 GB
Internal Memory 4 GB (1.77 GB user available) 16/32 GB 8 GB
External Memory microSD, up to 64 GB No microSD, up to 32 GB

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 4.3 inches 4.7 inches
Resolution 480 x 800 pixels (233 ppi) 720 x 1280 pixels (342 ppi) 720 x 1280 pixels (312 ppi)
Screen-to-Body Ratio 60.05% 65.07% 67.83%
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, 2592x1944 pixels 8 MP, 3264 x 2448 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Sound & Shot, Best Shot, Best Photo, Geo-tagging, Face And Smile Detection Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Sony Sensor, Panorama, Real-time HDR
Video Yes, 720p@30fps 1080p@30fps Yes, 1080p
Front Camera Yes, VGA [Similar] 2 MP, 1080p@30fps [Similar] 2 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps Yes
Edge Yes Class 12 Yes
3G HSDPA 14.4 Mbps, HSUPA 5.76 Mbps DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA, LTE Cat4 150/50 Mbps
Bluetooth Yes, v4.0 with A2DP v4.0, A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 (MHL), USB On-the-go microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 4 GB (1.77 GB user available), 1 GB RAM 16/32 GB, 2 GB RAM 8 GB, 1 GB RAM / 16 GB, 2 GB RAM
Expandable Storage microSD, up to 64 GB No microSD, up to 32 GB
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 not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Ion Battery Li-Po Battery
Capacity 1500 mAh 2000 mAh 2200 mAh
Stand by - - -
Talk Time - - -