Karbonn A40 Indian vs Micromax Bolt Q324

Key Specs

Battery
Battery	1400 mAh	1450 mAh
Display
Display	4.0 inches (10.16 cm)	4.0 inches (10.16 cm)
Front Camera
Front Camera	0.3 MP	0.3 MP
Processor
Processor	-	Spreadtrum SC7731
RAM
RAM	1 GB	-
Rear Camera
Rear Camera	2 MP	2 MP

Battery

Capacity
Capacity	1400 mAh	1450 mAh
Removable
Removable	Yes	Yes
Standby time
Standby Time	Up to 200 Hours(2G)	Up to 279 Hours(2G)
TalkTime
TalkTime	Up to 4 Hours(2G)	Up to 5 Hours(2G)
Type
Type	Li-ion	Li-ion
USB Type-C
USB Type-C	No	No

Camera

Autofocus
Autofocus	-	Yes
Camera Features
Camera Features	-	Digital Zoom
Camera Setup
Camera Setup	-	Single
Flash
Flash	-	Yes, LED Flash
Image Resolution
Image Resolution	-	1600 x 1200 Pixels
Resolution
Resolution	-	0.3 MP, Primary Camera
Video Recording
Video Recording	-	1280x720 fps

Design

Colours
Colours	Black, Blue, Coffee, Champagne Gold	Blue, Silver
Height
Height	122.9 mm	-
Thickness
Thickness	10.5 mm	-
Weight
Weight	118 grams	-
Width
Width	64.3 mm	-

Display

Display Type
Display Type	TFT	LCD
Pixel Density
Pixel Density	233 ppi	233 ppi
Resolution
Resolution	480x800 px	-
Screen Size
Screen Size	4.0 inches (10.16 cm)	4.0 inches (10.16 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	57.63 %	-
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen	Yes, Capacitive Touchscreen, Multi-touch

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Front Camera

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

General

Brand
Brand	Karbonn	Micromax
Launch Date
Launch Date	July 6, 2017 (Official)	February 27, 2015 (Official)
Operating System
Operating System	Android v7.0 (Nougat)	Android v4.4.2 (Kitkat)

Main Camera

Camera Features
Camera Features	Digital Zoom	-
Camera Setup
Camera Setup	Single	-
Flash
Flash	Yes, LED Flash	-
Image Resolution
Image Resolution	1600 x 1200 Pixels	-
OIS
OIS	No	-
Resolution
Resolution	2 MP, Primary Camera	-

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, v4.0	Yes, v2.1
GPS
GPS	Yes with A-GPS	Yes with A-GPS
HDMI
HDMI	-	No
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) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 900 MHz GPRS: Available EDGE: Available	3G Bands: UMTS 2100 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 Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	microUSB 2.0	microUSB
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, 1.3 GHz	Quad core, 1.2 GHz, ARM Cortex A7
Chipset
Chipset	-	Spreadtrum SC7731
Graphics
Graphics	-	Mali-400 MP2
Ram
RAM	-	512 MB Below

Sensors

Fingerprint Sensor
Fingerprint Sensor	No	No
Other Sensors
Other Sensors	Accelerometer	Accelerometer

Storage

Expandable Memory
Expandable Memory	Yes, Up to 32 GB	Yes, Up to 32 GB
Internal Memory
Internal Memory	8 GB	4 GB Below
USB OTG
USB OTG	-	No