Phone Comparison - Samsung Galaxy Core 2 Duos vs Samsung Galaxy Ace NXT vs Xiaomi Redmi Note 4G

general General Info

Manufacturer Samsung Samsung Xiaomi
Announced June 2014 July 2014 August 2014
Status Available - July 2014 Available - July 2014 Available - November 2014
Colors White, Black White, Blue 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)
121.4 x 62.9 x 10.7 mm
(4.78 x 2.48 x 0.42 in)
154 x 78.7 x 9.5 mm
(6.06 x 3.1 x 0.37 in)
Weight 138 g (4.87 oz) 123 g (4.34 oz) 199 g (7.02 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual Stand-by) GSM 900 / 1800 / 1900
3G Network HSDPA 900 / 2100 HSDPA 900 / 2100 TD-SCDMA 1900 / 2000
4G Network - - TD-LTE 1900 / 2300 / 2600
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Android OS, v4.4.2 (KitKat) Android OS, v4.2 (Jelly Bean)
Processor Quad-core 1.2 GHz 1.2 GHz Cortex A7, Spreadtrum Dolphin Quad-core 1.6 GHz Cortex-A7, Qualcomm MSM8928 Snapdragon 400
GPU - - Adreno 305
RAM 768 MB 512 MB 2 GB
Internal Memory 4 GB 4 GB 8 GB
External Memory microSD, up to 64 GB microSD, up to 32 GB microSD, up to 64 GB

display Display

Type TFT capacitive touchscreen TFT capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.5 inches 4.0 inches 5.5 inches
Resolution 480 x 800 pixels (207 ppi) 480 x 800 pixels (233 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 65.25% 59.76% 68.82%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM 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 3 MP, 2048 x 1536 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection Fixed Focus, Geo-tagging, Touch Focus, Face And Smile Detection Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR
Video Yes Yes, 480p 1080p@30fps
Front Camera Yes, VGA [Similar] No [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps TD-SCDMA; LTE
Bluetooth Yes, v4.0 with A2DP Yes, v4.0 with A2DP v4.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 microUSB v2.0, USB On-the-go
GPS Yes, with A-GPS support and GLONASS Yes Yes, with A-GPS, GLONASS
Browser HTML HTML HTML5

memory User Memory

Internal 4 GB, 768 MB RAM 4 GB, 512 MB RAM 8 GB, 2 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 32 GB microSD, up to 64 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 2000 mAh 1500 mAh 3200 mAh
Stand by - - Up to 775 h (3G)
Talk Time - - Up to 38 h (2G)
Up to 14 h (3G)