Phone Comparison - Samsung Galaxy S3 Slim vs Xiaomi Redmi Note 4G vs Samsung Galaxy A3

general General Info

Manufacturer Samsung Xiaomi Samsung
Announced March 2014 August 2014 October 2014
Status Available - March 2014 Available - November 2014 Available - November 2014
Price - - Rs. 14,265 ($209.78) [Similarly Priced]
Colors Black, White Black/White Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light B
Form Factor Candybar Candybar Candybar
Dimension 133 x 66 x 9.7 mm
(5.24 x 2.6 x 0.38 in)
154 x 78.7 x 9.5 mm
(6.06 x 3.1 x 0.37 in)
130.1 x 65.5 x 6.9 mm
( 5.12 x 2.58 x 0.27 in)
Weight 139 g (4.9 oz) 199 g (7.02 oz) 110.3 g (3.88.0.11 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA 1900 / 2000 HSDPA 850 / 1900 / 2100
4G Network - TD-LTE 1900 / 2300 / 2600 LTE
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.2 (Jelly Bean) Android OS, v4.4.2 (KitKat)
Processor Quad-core 1.2 GHz Quad-core 1.6 GHz Cortex-A7, Qualcomm MSM8928 Snapdragon 400 Quad-core 1.2 GHz
GPU - Adreno 305 -
RAM 1 GB 2 GB 1 GB
Internal Memory 8 GB ROM 8 GB 16 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB microSD, up to 64 GB

display Display

Type TFT Capacitive Touchscreen IPS LCD capacitive touchscreen Super AMOLED Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.52 inches 5.5 inches 4.5 inches
Resolution 540 x 960 pixels (244 ppi) 720 x 1280 pixels (267 ppi) 540 x 960 pixels (245 ppi)
Screen-to-Body Ratio 64.00% 68.82% 65.39%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592х1944 pixels 13 MP, 4128 x 3096 pixels 8 MP, 3264x2448 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, HDR Auto focus, Geo-tagging, Face Detection, Panorama, HDR, Wide Selfie, Rear-cam Selfie
Video Yes 1080p@30fps 1080p@30fps
Front Camera Yes, VGA [Similar] 5 MP [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 TD-SCDMA; LTE HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL
Bluetooth Yes, v4.0 with A2DP, EDR v4.0, A2DP, LE v4.0, BLE, ANT+
Wi-Fi Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi hotspot
USB Yes, microUSB v2.0 (MHL), USB On-the-go microUSB v2.0, 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
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB ROM, 1 GB RAM 8 GB, 2 GB RAM 16 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 GB microSD, up to 64 GB
USB OTG Supported 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 supported

battery Battery

Type Standard Li-Ion Battery Li-Po Battery Non-removable Li-Po Battery
Capacity 2100 mAh 3200 mAh 1900 mAh
Stand by - Up to 775 h (3G) -
Talk Time Up to 8 h Up to 38 h (2G)
Up to 14 h (3G)
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