Karbonn A3 vs Karbonn Aura Sleek 4g

Key Specs

Battery
Battery	1400 mAh	2000 mAh
Display
Display	4 inches (10.16 cm)	5.0 inches (12.7 cm)
Front Camera
Front Camera	0.3 MP	2 MP
Processor
Processor	-	MediaTek MT6737M
RAM
RAM	256 MB	1 GB
Rear Camera
Rear Camera	3 MP	5 MP

Battery

Capacity
Capacity	1400 mAh	2000 mAh
Removable
Removable	-	Yes
Standby time
Standby Time	Up to 250(2G)	Up to 130 Hours(2G)
TalkTime
TalkTime	Up to 4.16(2G)	Up to 4 Hours(4G) / Up to 8 Hours(2G)
Type
Type	Li-ion	Li-ion
USB Type-C
USB Type-C	-	No

Design

Colours
Colours	White/Black	Grey, Champagne
Height
Height	113 mm	145.6 mm
Thickness
Thickness	13.5 mm	8.8 mm
Weight
Weight	90 grams	174 grams
Width
Width	61 mm	71.5 mm

Display

Display Type
Display Type	-	TFT
Pixel Density
Pixel Density	144 ppi	196 ppi
Resolution
Resolution	320x480 px	480x854 px
Screen Size
Screen Size	4 inches (10.16 cm)	5.0 inches (12.7 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	69.12 %	66.05 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Autofocus
Autofocus	-	No
Camera Features
Camera Features	Fixed Focus	-
Flash
Flash	-	No
Resolution
Resolution	0.3 MP, Primary Camera	2 MP, Primary Camera

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General

Brand
Brand	Karbonn	Karbonn
Launch Date
Launch Date	March 26, 2013	March 17, 2017 (Official)
Operating System
Operating System	Android v2.3 (Gingerbread)	Android v6.0 (Marshmallow)

Main Camera

Autofocus
Autofocus	-	Yes
Camera Features
Camera Features	Digital Zoom	Digital Zoom Face detection Smile detection
Camera Setup
Camera Setup	Single	Single
Flash
Flash	Yes	Yes, LED Flash
Image Resolution
Image Resolution	2048 x 1536 Pixels	2592 x 1944 Pixels
Resolution
Resolution	3 MP, Primary Camera	5 MP, Primary Camera

Multimedia

Audio Jack
Audio Jack	-	3.5 mm
FM Radio
FM Radio	Yes	Yes
Loudspeaker
Loudspeaker	-	Yes

Network & Connectivity

Bluetooth
Bluetooth	Yes	Yes
GPS
GPS	-	Yes with A-GPS
NFC
NFC	-	No
Network Support
Network Support	5G Not Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SIM 1
SIM 1	3G Speed: EV-DO category Rev.A GPRS: Available EDGE: Available	4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
SIM 2	-	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz
SIM Size
SIM Size	-	SIM1: Micro
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	-	Mass storage device, USB charging, microUSB 2.0
VoLTE
VoLTE	-	Yes
Wi-Fi
Wi-Fi	Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Features
Wi-Fi Features	Mobile Hotspot	Mobile Hotspot

Performance

CPU
CPU	1 GHz	Quad core, 1.25 GHz, Cortex A53
Chipset
Chipset	-	MediaTek MT6737M
Graphics
Graphics	-	Mali-T720 MP1

Sensors

Applications
Applications	Google Play Store	-
Fingerprint Sensor
Fingerprint Sensor	-	No
Other Sensors
Other Sensors	-	Light sensor, Proximity sensor, Accelerometer

Storage

Expandable Memory
Expandable Memory	Yes, Up to 32 GB	Yes, Up to 32 GB
Internal Memory
Internal Memory	512 MB	8 GB