Karbonn K9 Kavach 4g 16gb vs Lava O2

Key Specs

Battery
2300 mAh	5000 mAh
Display
5.0 inches (12.7 cm)	6.5 inches (16.51 cm)
Front Camera
5 MP	8 MP
Processor
MediaTek MT6737M	Unisoc T616
RAM
2 GB	8 GB
Rear Camera
5 MP	50 MP

Battery

Capacity
2300 mAh	5000 mAh
Quick Charging
-	Yes, Fast, 18W
Removable
Yes	No
Standby Time
Up to 300 Hours(2G)	Up to 500 Hours(2G)
Standby time
Up to 300 Hours(2G)	Up to 500 Hours(2G)
TalkTime
Up to 10 Hours(2G)	Up to 38 Hours(4G)
Type
Li-ion	Li-Polymer
USB Type-C
No	Yes

Design

Colours
Black, Champagne, Coffee Brown	Imperial Green, Majestic Purple, Royal Gold
Height
146 mm	165 mm
Thickness
9.6 mm	8.7 mm
Weight
161.3 grams	200 grams Below
Width
75 mm	76.1 mm

Display

Aspect Ratio
16:9	20:9
Bezel-less display
-	Yes with punch-hole display
Display Type
IPS LCD	IPS LCD
Pixel Density
294 ppi	270 ppi
Refresh Rate
-	90 Hz
Resolution
720x1280 px (HD)	720x1600 px (HD+)
Screen Size
5.0 inches (12.7 cm)	6.5 inches (16.51 cm)
Screen to Body Ratio (calculated)
62.79 %	81.24 %
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Camera Setup
-	Single
Flash
Yes, LED Flash	Yes, Screen flash
Resolution
-	8 MP, Primary Camera

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General

Brand
Karbonn	Lava
Launch Date
January 12, 2018 (Official)	March 27, 2024 (Official)
Operating System
Android v7.0 (Nougat)	Android v13

Main Camera

Autofocus
Yes	Yes
Camera Features
Digital Zoom Face detection Touch to focus	Digital Zoom Auto Flash Face detection Filters Touch to focus
Camera Setup
Single	Dual
Flash
Yes, Dual LED Flash	Yes, LED Flash
Image Resolution
2592 x 1944 Pixels	8150 x 6150 Pixels
Resolution
5 MP, Primary Camera	50 MP, Wide Angle, Primary Camera
Settings
-	Exposure compensation, ISO control
Shooting Modes
Continuous Shooting	Continuous Shooting Burst mode
Video Recording
-	1920x1080 @ 30 fps

Multimedia

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

Network & Connectivity

Bluetooth
Yes	Yes, v5.0
GPS
Yes with A-GPS	Yes with A-GPS
NFC
No	No
Network Support
5G Not Supported in India, 4G Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
Head: 0.834 W/kg	-
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	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
2G Bands: GSM 1800 / 900 MHz	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM1: Micro, SIM2: Micro	SIM1: Nano, SIM2: Nano
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
Mass storage device, USB charging, microUSB 2.0	Mass storage device, USB charging
VoLTE
Yes	Yes
Wi-Fi
Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 5 (802.11 b/g/n/ac)
Wi-Fi Features
Mobile Hotspot	Mobile Hotspot

Performance

Architecture
-	64 bit
CPU
Quad core, 1.25 GHz, Cortex A53	Octa core (2 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)
Chipset
MediaTek MT6737M	Unisoc T616
Fabrication
-	12 nm
Graphics
Mali-T720 MP2	Mali-G57
RAM
2 GB	8 GB
RAM Type
-	LPDDR4X
RAM type
-	LPDDR4X

Sensors

Fingerprint Sensor
Yes	Yes
Fingerprint Sensor Position
Rear	Side
Other Sensors
Light sensor, Proximity sensor, Accelerometer	Light sensor, Proximity sensor, Accelerometer

Storage

Expandable Memory
Yes, Up to 32 GB	Yes, Up to 512 GB
Internal Memory
16 GB	128 GB
Storage Type
-	UFS 2.2
USB OTG
Yes	Yes