Phone Comparison - Samsung Galaxy Grand 2 vs Samsung Galaxy Core 2 Duos vs Xiaomi Redmi 1S

general General Info

Manufacturer Samsung Samsung Xiaomi
Announced November 2013 June 2014 May 2014
Status Available - Q4 2013 Available - July 2014 Available - May 2014
Colors Black, White, Pink White, Black Black, Chinese Red, Metallic Gray/ blue, green, yellow panels
Form Factor Candybar Candybar Candybar
Dimension 146.8 x 75.3 x 8.9 mm
(5.78 x 2.96 x 0.35 in)
130.3 x 68 x 9.8 mm
(5.13 x 2.68 x 0.39 in)
137 x 69 x 9.9 mm
(5.39 x 2.72 x 0.39 in)
Weight 163 g (5.75 oz) 138 g (4.87 oz) 158 g (5.57 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SM-G7100
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - G7102
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100 HSDPA 1900 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - SM-G7105 - -
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.3 (Jelly Bean) Android OS, v4.4.2 (KitKat) Android OS, v4.3 (Jelly Bean)
Processor Quad-core 1.2 GHz Cortex-A7 Quad-core 1.2 GHz Quad-core 1.6 GHz Cortex-A7, Qualcomm MSM8228 Snapdragon
GPU - - Adreno 305
RAM 1.5 GB 768 MB 1 GB
Internal Memory 8 GB 4 GB 8 GB
External Memory microSD, up to 64 GB microSD, up to 64 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen TFT capacitive touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 2
Colors 16M colors 16M colors 16M colors
Size 5.25 inches 4.5 inches 4.7 inches
Resolution 720 x 1280 pixels (280 ppi) 480 x 800 pixels (207 ppi) 720 x 1280 pixels (312 ppi)
Screen-to-Body Ratio 68.61% 65.25% 64.61%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 5 MP, 2592 х 1944 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, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection Auto focus, 1.4 µm Pixel Size, Geo-tagging, Touch Focus, Face And Smile Detection, HDR
Video Yes, 1080p@30fps, stereo sound rec. Yes 1080p@30fps
Front Camera Yes, 1.9 MP, 720p [Similar] Yes, VGA [Similar] 1.3 MP, 720p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, HSUPA
Bluetooth Yes, v4.0 with A2DP, LE, EDR Yes, v4.0 with A2DP v4.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi hotspot, DLNA Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, 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, with A-GPS support and GLONASS Yes, with A-GPS
Browser HTML5 HTML HTML5

memory User Memory

Internal 8 GB, 1.5 GB RAM 4 GB, 768 MB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 64 GB 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 2600 mAh 2000 mAh 2000 mAh
Stand by - - -
Talk Time Up to 17 h - -