Phone Comparison - Samsung Galaxy Core 2 Duos vs Xiaomi Redmi 2 vs Acer Liquid Z520

general General Info

Manufacturer Samsung Xiaomi Acer
Announced June 2014 January 2015 March 2015
Status Available - July 2014 Available - January 2015 Available - April 2015
Price - Rs. 5,999 ($88.22) [Similarly Priced] Rs. 14,999 ($220.57) [Similarly Priced]
Colors White, Black Black, White, Yellow, Pink, Green Black, White
Form Factor Candybar Candybar Candybar
Dimension 130.3 x 68 x 9.8 mm
(5.13 x 2.68 x 0.39 in)
134 x 67.2 x 9.4 mm
(5.28 x 2.65 x 0.37 in)
-
Weight 138 g (4.87 oz) 133 g (4.69 oz) -
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 900 / 2100 HSDPA 850 / 1900 / 2100
TD-SCDMA 1900 / 2100
HSDPA 900 / 2100
4G Network - LTE 1800 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41) -
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Android OS, v4.4 (KitKat) Android OS, v5.0.x (Lollipop)
Processor Quad-core 1.2 GHz Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 Quad-core, Qualcomm Snapdragon 400
GPU - Adreno 306 -
RAM 768 MB 1 GB 1 GB
Internal Memory 4 GB 8 GB 8 GB
External Memory microSD, up to 64 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen IPS LCD Capacitive Touchscreen Capacitive touchscreen
Colors 16M colors 16M colors -
Size 4.5 inches 4.7 inches 5.0 inches
Resolution 480 x 800 pixels (207 ppi) 720 x 1280 pixels (312 ppi) 480 x 800 pixels (187 ppi)
Screen-to-Body Ratio 65.25% 67.83% -
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592 х 1944 pixels 8 MP, 3264 x 2448 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Sony Sensor, Panorama, Real-time HDR Auto focus, Yes
Video Yes Yes, 1080p Yes
Front Camera Yes, VGA [Similar] 2 MP, 720p [Similar] 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA, LTE Cat4 150/50 Mbps HSPA
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, hotspot Wi-Fi 802.11 b/g/n, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS
Browser HTML HTML5 HTML

memory User Memory

Internal 4 GB, 768 MB RAM 8 GB, 1 GB RAM / 16 GB, 2 GB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 32 GB microSD, up to 32 GB

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-Po Battery -
Capacity 2000 mAh 2200 mAh 2000 mAh
Stand by - - -
Talk Time - - -