Phone Comparison - Karbonn Aura Note 4G vs Samsung Galaxy J2 (2017) vs Xiaomi Redmi 5a

general General Info

Manufacturer Karbonn Samsung Xiaomi
Announced December 2016 October 2017 October 2017
Status Available - December 2016 Available - October 2017 Available - October 2017
Price Rs. 6,490 ($95.50) [Similarly Priced] Rs. 7,390 ($120.00) [Similarly Priced] Rs. 4,999 ($90.00) [Similarly Priced]
Colors Gold Metallic Gold, Absolute Black Gold, Rose Gold, Gray
Form Factor Candybar Candybar Candybar
Dimension - 136.5 x 69 x 8.4mm
(5.37 x 2.72 x 0.33in)
140.4 x 70.1 x 8.4 mm
(5.53 x 2.76 x 0.33 in)
Weight - 130 g (4.59 oz) 137 g (4.83 oz)
SIM Type Dual-SIM Dual-SIM Hybrid Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800 & TD-SCDMA
3G Network HSDPA 850 / 1900 / 2100
TD-SCDMA 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100 - J320F, J3109 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - J320F LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Build Features - - Smart Manager -
Notification LED - No Yes

hardware Hardware and OS

OS Android OS, v6.0 (Marshmallow) Android OS, v7.1 (Nougat) Android 7.1 (Nougat)
Processor Quad-core 1.3 GHz, MediaTek MT6737 Quad-core 1.3 GHz Cortex-A7, Exynos Quad-core 1.4 GHz Cortex-A53, Qualcomm MSM8917 Snapdragon 425
GPU Mali-T720 MP2 Mali-400MP2 Adreno 308
RAM 2 GB 1 GB 2 GB
Internal Memory 16 GB 8 GB 16 GB
External Memory microSD, up to 32 GB microSD, up to 128 GB (dedicated slot) microSD, up to 256 GB (uses SIM 2 slot)

display Display

Type IPS Capacitive Touchscreen Super AMOLED capacitive touchscreen IPS LCD Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 4.7 inches 5.0 inches
Resolution 720 x 1280 pixels (267 ppi) 540 x 960 pixels (234 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio - 64.85% 69.89%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM Radio FM radio, RDS, recording FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 8 MP, 3264 x 2448 pixels 5 MP, 2592 х 1944 pixels 13 MP
Flash LED flash LED Flash LED Flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama, Real-time HDR Autofocus, Geo-tagging, Touch Focus, Face Detection Autofocus, f/2.2, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama
Video Yes, 1080p 720p@30fps 1080p@30fps
Front Camera 5 MP [Similar] 2 MP [Similar] 5 MP, f/2.0 [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE HSPA, LTE, VoLTE
Bluetooth v4.0, A2DP v4.1, A2DP 4.1, A2DP, LE
Wi-Fi Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB microUSB v2.0 microUSB v2.0, USB On-The-Go microUSB 2.0
GPS Yes, with A-GPS Yes, with A-GPS, GLONASS/ BDS (region dependent) Yes, with A-GPS, GLONASS, BDS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB, 2 GB RAM 8 GB, 1 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 128 GB (dedicated slot) microSD, up to 256 GB (uses SIM 2 slot)
USB OTG Supported Supported Supported

Apps Sensors

Fingerprint fingerprint 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-Po Battery Removable Li-Ion Battery Non-removable Li-Ion Battery
Capacity 2800 mAh 2000 mAh battery 3000 mAh
Stand by - - -
Talk Time - Up to 14 h (3G) -