Karbonn Kc520 vs Lyf Flame 4

Key Specs

Battery
Battery	1500 mAh	1400 mAh
Display
Display	2.2 inches (5.59 cm)	4.0 inches (10.16 cm)
Front Camera
Front Camera	-	0.3 MP
Processor
Processor	-	Spreadtrum SC9830A
RAM
RAM	-	512 MB
Rear Camera
Rear Camera	1.3 MP	2 MP

Battery

Capacity
Capacity	1500 mAh	1400 mAh
Removable
Removable	-	Yes
Standby time
Standby Time	Up to 72(2G)	Up to 150 Hours(2G)
TalkTime
TalkTime	Up to 4(2G)	Up to 4.5 Hours(4G)
Type
Type	Li-ion	Li-ion
USB Type-C
USB Type-C	-	No

Camera

Camera Features
Camera Features	Digital Zoom	-
Camera Setup
Camera Setup	Single	-
Flash
Flash	Yes	-
Resolution
Resolution	1.3 MP Primary Camera	-

Design

Colours
Colours	Black/Red	Black
Height
Height	108 mm	122.5 mm
Thickness
Thickness	17.10 mm	10.2 mm
Weight
Weight	60 grams	117 grams
Width
Width	46.8 mm	64.4 mm

Display

Display Type
Display Type	LCD	IPS LCD
Pixel Density
Pixel Density	-	233 ppi
Resolution
Resolution	-	480x800 px
Screen Protection
Screen Protection	-	Yes
Screen Size
Screen Size	2.2 inches (5.59 cm)	4.0 inches (10.16 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	-	57.73 %
Touch Screen
Touch Screen	-	Yes, Capacitive Touchscreen

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Front Camera

Flash
Flash	-	No
Resolution
Resolution	-	0.3 MP, Primary Camera

General

Brand
Brand	-	Lyf
Launch Date
Launch Date	-	May 27, 2016 (Official)
Operating System
Operating System	-	Android v5.1 (Lollipop)

Main Camera

Camera Features
Camera Features	-	Digital Zoom Face detection
Camera Setup
Camera Setup	-	Single
Flash
Flash	-	Yes, LED Flash
Image Resolution
Image Resolution	-	1600 x 1200 Pixels
Resolution
Resolution	-	2 MP, Primary Camera
Settings
Settings	-	ISO control
Shooting Modes
Shooting Modes	-	High Dynamic Range mode (HDR) Burst mode

Multimedia

Audio Jack
Audio Jack	-	3.5 mm
FM Radio
FM Radio	Yes	Yes
Fm Radio
FM Radio	Yes	-
Loudspeaker
Loudspeaker	-	Yes
Music
Music	Yes, Music Formats: Yes, MP3 Player, Loud Speaker

Network & Connectivity

Bluetooth
Bluetooth	Yes	Yes, v4.0
GPS
GPS	-	Yes
NFC
NFC	-	No
Network Support
Network Support	5G Not Supported in India, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
SAR Value	-	Head: 0.410 W/kg, Body: 0.524 W/kg
SIM 1
SIM 1	GPRS: 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	-	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 Slot(s)
SIM Slot(s)	Dual SIM, GSM+CDMA	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	-	Mass storage device, microUSB 2.0
VoLTE
VoLTE	-	Yes
Wi-Fi
Wi-Fi	No	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Features
Wi-Fi Features	-	Mobile Hotspot

Performance

Architecture
Architecture	-	32 bit
CPU
CPU	-	Quad core, 1.5 GHz, Cortex A7
Chipset
Chipset	-	Spreadtrum SC9830A
Graphics
Graphics	-	Mali-400 MP2

Sensors

Browser
Browser	Yes	-
Fingerprint Sensor
Fingerprint Sensor	-	No
Java
Java	No	-
MMS
MMS	Yes	-
Mms
Mms	Yes	-
Other Sensors
Other Sensors	-	Accelerometer
Phone Book
Phone Book	Yes	-
SMS
SMS	Yes, Call Reject by SMS	-
Sms
Sms	Yes, Call Reject by SMS	-

Storage

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