I Kall Z7 Ultra vs Karbonn Aura Sleek 4g

Key Specs

Battery
Battery	4000 mAh	2000 mAh
Display
Display	6.26 inches (15.9 cm)	5.0 inches (12.7 cm)
Front Camera
Front Camera	8 MP	2 MP
Processor
Processor	-	MediaTek MT6737M
RAM
RAM	4 GB	1 GB
Rear Camera
Rear Camera	13 MP	5 MP

Battery

Capacity
Capacity	4000 mAh	2000 mAh
Removable
Removable	No	Yes
Standby time
Standby Time	-	Up to 130 Hours(2G)
TalkTime
TalkTime	-	Up to 4 Hours(4G) / Up to 8 Hours(2G)
Type
Type	Li-Polymer	Li-ion
USB Type-C
USB Type-C	No	No

Design

Colours
Colours	Blue	Grey, Champagne
Height
Height	-	145.6 mm
Thickness
Thickness	-	8.8 mm
Weight
Weight	-	174 grams
Width
Width	-	71.5 mm

Display

Bezel-less display
Bezel-less display	Yes with notch	-
Display Type
Display Type	IPS LCD	TFT
Pixel Density
Pixel Density	269 ppi	196 ppi
Resolution
Resolution	720x1520 px (HD+)	480x854 px
Screen Size
Screen Size	6.26 inches (15.9 cm)	5.0 inches (12.7 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	-	66.05 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Autofocus
Autofocus	-	No
Flash
Flash	-	No
Resolution
Resolution	8 MP, Primary Camera	2 MP, Primary Camera

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General

Brand
Brand	I Kall	Karbonn
Launch Date
Launch Date	February 19, 2022 (Official)	March 17, 2017 (Official)
Operating System
Operating System	Android v10 (Q)	Android v6.0 (Marshmallow)

Main Camera

Autofocus
Autofocus	-	Yes
Camera Features
Camera Features	Digital Zoom Auto Flash Face detection Touch to focus	Digital Zoom Face detection Smile detection
Camera Setup
Camera Setup	Single	Single
Flash
Flash	Yes, LED Flash	Yes, LED Flash
Image Resolution
Image Resolution	4128 x 3096 Pixels	2592 x 1944 Pixels
Resolution
Resolution	13 MP, Primary Camera	5 MP, Primary Camera
Sensor
Sensor	UltraPixel BSI image sensor	-
Settings
Settings	Exposure compensation	-
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
Loudspeaker
Loudspeaker	Yes	Yes

Network & Connectivity

Bluetooth
Bluetooth	Yes	Yes
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, 4G Supported in India, 3G, 2G
SIM 1
SIM 1	4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: 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) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz
SIM Size
SIM Size	SIM1: Nano, SIM2: Nano	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	Mass storage device, USB charging, microUSB 2.0
VoLTE
VoLTE	Yes	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

CPU
CPU	Quad core, 1.3 GHz	Quad core, 1.25 GHz, Cortex A53
Chipset
Chipset	-	MediaTek MT6737M
Graphics
Graphics	-	Mali-T720 MP1

Sensors

Fingerprint Sensor
Fingerprint Sensor	Yes	No
Fingerprint Sensor Position
Fingerprint Sensor Position	Rear	-
Other Sensors
Other Sensors	Light sensor, Proximity sensor, Accelerometer	Light sensor, Proximity sensor, Accelerometer

Storage

Expandable Memory
Expandable Memory	Yes, Up to 128 GB	Yes, Up to 32 GB
Internal Memory
Internal Memory	32 GB	8 GB