Karbonn Aura Sleek 4g vs Spice Mi 504 Smart Flo Mettle 5x

Key Specs

Battery
Battery	2000 mAh	1800 mAh
Display
Display	5.0 inches (12.7 cm)	5 inches (12.7 cm)
Front Camera
Front Camera	2 MP	1.3 MP
Processor
Processor	MediaTek MT6737M	MediaTek MT6572
RAM
RAM	1 GB	512 MB
Rear Camera
Rear Camera	5 MP	8 MP

Battery

Capacity
Capacity	2000 mAh	1800 mAh
Removable
Removable	Yes	-
Standby time
Standby Time	Up to 130 Hours(2G)	Up to 150 Hours(2G)
TalkTime
TalkTime	Up to 4 Hours(4G) / Up to 8 Hours(2G)	Up to 4 Hours(2G)
Type
Type	Li-ion	Li-ion
USB Type-C
USB Type-C	No	-

Design

Colours
Colours	Grey, Champagne	Black, White
Height
Height	145.6 mm	148.5 mm
Thickness
Thickness	8.8 mm	10.4 mm Below
Weight
Weight	174 grams	190 grams
Width
Width	71.5 mm	78.9 mm

Display

Display Type
Display Type	TFT	TFT
Pixel Density
Pixel Density	196 ppi	196 ppi
Resolution
Resolution	480x854 px	480x854 px
Screen Size
Screen Size	5.0 inches (12.7 cm)	5 inches (12.7 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	66.05 %	58.69 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen

Front Camera

Autofocus
Autofocus	No	-
Flash
Flash	No	-
Resolution
Resolution	2 MP, Primary Camera	1.3 MP, Primary Camera

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General

Brand
Brand	Karbonn	Spice
Launch Date
Launch Date	March 17, 2017 (Official)	March 5, 2014 (Official)
Operating System
Operating System	Android v6.0 (Marshmallow)	Android v4.2 (Jelly Bean)

Main Camera

Autofocus
Autofocus	Yes	Yes
Camera Features
Camera Features	Digital Zoom Face detection Smile detection	Digital Zoom
Camera Setup
Camera Setup	Single	Single
Flash
Flash	Yes, LED Flash	Yes, LED Flash
Image Resolution
Image Resolution	2592 x 1944 Pixels	3264 x 2448 Pixels
Resolution
Resolution	5 MP, Primary Camera	8 MP, Primary Camera

Multimedia

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

Network & Connectivity

Bluetooth
Bluetooth	Yes	Yes, v4.0
GPS
GPS	Yes with A-GPS	Yes with A-GPS
NFC
NFC	No	-
Network Support
Network Support	5G Not Supported in India, 4G Supported in India, 3G, 2G	5G Not Supported in India, 2G
SIM 1
SIM 1	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	2G Bands: GSM 1800 / 900 MHz GPRS: Available EDGE: Available
SIM 2
SIM 2	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz	2G Bands: GSM 1800 / 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	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	-

Performance

CPU
CPU	Quad core, 1.25 GHz, Cortex A53	Dual core, 1.3 GHz, ARM Cortex A7
Chipset
Chipset	MediaTek MT6737M	MediaTek MT6572
Graphics
Graphics	Mali-T720 MP1	Mali-400

Sensors

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

Storage

Expandable Memory
Expandable Memory	Yes, Up to 32 GB	Yes, Up to 32 GB
Internal Memory
Internal Memory	8 GB	4 GB Below