Phone Comparison - Samsung Galaxy A3 vs Samsung Galaxy J7 vs Xiaomi Redmi Note 2 Prime

Price Comparison (India) - -

general General Info

Manufacturer Samsung Samsung Xiaomi
Announced October 2014 June 2015 August 2015
Status Available - November 2014 Available - June 2015 Available - August 2015
Price Rs. 14,265 ($209.78) [Similarly Priced] Rs. 13,400 ($197.06) [Similarly Priced] Rs. 10,840 ($159.00) [Similarly Priced]
Colors Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light B White, Black White, Blue, Yellow, Pink, Mint Green
Form Factor Candybar Candybar Candybar
Dimension 130.1 x 65.5 x 6.9 mm
( 5.12 x 2.58 x 0.27 in)
152.4 x 78.6 x 7.5 mm
(6 x 3.09 x 0.3 in)
152 x 76 x 8.3 mm
(5.98 x 2.99 x 0.33 in)
Weight 110.3 g (3.88.0.11 oz) 171 g (6.03 oz) 160 g (5.64 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
TD-SCDMA
3G Network HSDPA 850 / 1900 / 2100 HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE LTE LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Android OS, v5.1 (Lollipop) Android OS, v5.0 (Lollipop)
Processor Quad-core 1.2 GHz Octa-core 1.2 GHz, Exynos 7580 Octa-core 2.2 GHz Cortex-A53, Mediatek MT6795
GPU - Mali-T720 PowerVR G6200
RAM 1 GB 1.5 GB 2 GB
Internal Memory 16 GB 16 GB 32 GB
External Memory microSD, up to 64 GB microSD, up to 128 GB Yes

display Display

Type Super AMOLED Capacitive Touchscreen Super AMOLED Capacitive Touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.5 inches 5.5 inches 5.5 inches
Resolution 540 x 960 pixels (245 ppi) 720 x 1280 pixels (267 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 65.39% 69.63% 72.02%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio - FM radio with RDS; recording FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264x2448 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash Yes
Features Auto focus, Geo-tagging, Face Detection, Panorama, HDR, Wide Selfie, Rear-cam Selfie Auto focus, Geo-tagging, Touch Focus, Beauty Face, Continuous Shots, Sensor Size: 1/3.06-inch, F1.9, Interval Shot, Panorama, Sports Mode, Sound and Shot Mode Phase Detection Auto-focus (PDAF), Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama
Video 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 5 MP [Similar] 5 MP [Similar] 5 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE
Bluetooth v4.0, BLE, ANT+ v4.1, A2DP v4.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
USB microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB, 1 GB RAM 16 GB, 1.5 GB RAM 32 GB, 2 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 128 GB Yes

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 supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery Li-Ion Battery Li-Po Battery
Capacity 1900 mAh 3000 mAh 3060 mAh
Stand by - Up to 354 h Up to 144 h (3G)
Talk Time - Up to 18 h (3G) Up to 11 h 30 min (3G)