Karbonn A1 Indian vs Micromax Bolt Supreme 4

Key Specs

Battery
Battery	1500 mAh	2000 mAh
Display
Display	4 inches (10.16 cm)	5.0 inches (12.7 cm)
Front Camera
Front Camera	2 MP	5 MP
Processor
Processor	-	MediaTek MT6580
RAM
RAM	1 GB	-
Rear Camera
Rear Camera	3.2 MP	8 MP

Battery

Capacity
Capacity	1500 mAh	2000 mAh
Removable
Removable	Yes	Yes
Standby time
Standby Time	Up to 240 Hours(2G)	Up to 450 Hours(2G)
TalkTime
TalkTime	Up to 4.2 Hours(2G)	Up to 22 Hours(2G)
Type
Type	Li-ion	Li-ion
USB Type-C
USB Type-C	No	No

Camera

Autofocus
Autofocus	-	Yes
Camera Features
Camera Features	-	Fixed Focus
Camera Setup
Camera Setup	-	Single
Flash
Flash	-	No
Image Resolution
Image Resolution	-	3264 x 2448 Pixels
Resolution
Resolution	-	5 MP, Primary Camera
Settings
Settings	-	ISO control
Shooting Modes
Shooting Modes	-	Continuous Shooting High Dynamic Range mode (HDR)

Design

Colours
Colours	Black, Mid Night Blue, Champagne	Black, Gold
Height
Height	124 mm	145 mm
Thickness
Thickness	10.1 mm	9.7 mm
Weight
Weight	116 grams	-
Width
Width	62.2 mm	73.4 mm

Display

Display Type
Display Type	TFT	IPS LCD
Pixel Density
Pixel Density	233 ppi	294 ppi
Resolution
Resolution	480x800 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)	59.05 %	64.61 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen	Yes, Capacitive Touchscreen, Multi-touch

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Front Camera

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

General

Brand
Brand	Karbonn	Micromax
Launch Date
Launch Date	September 18, 2017 (Official)	July 6, 2016 (Official)
Operating System
Operating System	Android v7.0 (Nougat)	Android v6.0 (Marshmallow)

Main Camera

Autofocus
Autofocus	No	-
Camera Features
Camera Features	Digital Zoom Face detection	-
Camera Setup
Camera Setup	Single	-
Flash
Flash	Yes, LED Flash	-
Image Resolution
Image Resolution	2048 x 1536 Pixels	-
Resolution
Resolution	3.2 MP, Primary Camera	-
Shooting Modes
Shooting Modes	Continuous Shooting High Dynamic Range mode (HDR)	-

Multimedia

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

Network & Connectivity

Bluetooth
Bluetooth	Yes	Yes, v4.0
GPS
GPS	Yes	Yes with A-GPS
NFC
NFC	No	No
Network Support
Network Support	5G Not Supported in India, 4G Supported in India, 3G, 2G	5G Not Supported in India, 3G, 2G
SIM 1
SIM 1	4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) 2G Bands: GSM 1800 / 900 MHz GPRS: Available EDGE: Available	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 / 900 MHz	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz
SIM Size
SIM Size	-	SIM1: Micro, SIM2: Mini
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	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	Mobile Hotspot

Performance

Architecture
Architecture	-	32 bit
CPU
CPU	Quad core, 1.1 GHz	Quad core, 1.3 GHz, Cortex A7
Chipset
Chipset	-	MediaTek MT6580
Graphics
Graphics	-	Mali-400 MP
Ram
RAM	-	1 GB

Sensors

Fingerprint Sensor
Fingerprint Sensor	No	No
Other Sensors
Other Sensors	Accelerometer	Light sensor, Proximity sensor, Accelerometer

Storage

Expandable Memory
Expandable Memory	Yes, Up to 32 GB	Yes, Up to 64 GB
Internal Memory
Internal Memory	8 GB	8 GB
USB OTG
USB OTG	No	-