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Lava Z61 Pro vs Karbonn X21

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Rs. 5,399
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Rs. 5,989
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Summary
Performance

2 GB RAM

Unisoc SC9863

2 GB RAM

Display

5.45" (13.84 cm)

720x1440 px (HD+)

5.45" (13.84 cm)

720x1440 px (HD+)

Rear Camera

8 MP

Single Camera

8 MP

Single Camera

Front Camera

5 MP

Single Camera

5 MP

Single Camera

Battery

3100 mAh

17.5 h talktime (4G)

3000 mAh

Storage

16 GB

128 GB (Expandable)

32 GB

256 GB (Expandable)

User Ratings

★★★★★
★★★★★

4/5 based on 5,203 ratings

★★★★★
★★★★★

3.9/5 based on 2,884 ratings

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Not Available in any store
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General
Launch Date

July 9, 2020 (Official)

June 15, 2021 (Official)

Operating System

Android v9.0 (Pie)

Android v10

Custom UI

Android Go

Performance
Chipset

Unisoc SC9863

CPU

Octa core, 1.6 GHz

Octa core, 1.6 GHz, Cortex A55

Architecture

64 bit

Graphics

PowerVR GE8322

RAM

2 GB

2 GB

RAM Type

LPDDR4

Display
Display Type

IPS LCD

IPS LCD

Screen Size

5.45 " (13.84 cm)

5.45 " (13.84 cm)

Resolution

720x1440 px (HD+)

720x1440 px (HD+)

Aspect Ratio

18:9

18:9

Pixel Density

295 ppi

295 ppi

Screen to Body Ratio (calculated)

72.62 %

72.38 %

Bezel-less display

Touch Screen

, Capacitive Touchscreen, Multi-touch

, Capacitive Touchscreen, Multi-touch

Design
Size Compare
Size Compare
Dimensions

Height: 147 mm
Width: 71.8 mm
Thickness: 9.1 mm

Height: 147.5 mm
Width: 71.8 mm
Thickness: 9.3 mm

Weight

160 grams

160 grams

Colours

Midnight Blue, Amber Red

Midnight Blue, Aqua Green

Camera
Main Camera
Camera Setup

Single

Single

Resolution

8 MP f/2.0, Primary Camera(1.12µm pixel size)

8 MP, Primary Camera

OIS

No

Flash

, LED Flash

, LED Flash

Image Resolution

3264 x 2448 Pixels

3264 x 2448 Pixels

Shooting Modes

High Dynamic Range mode (HDR)
Burst mode

Burst mode

Camera Features

Digital Zoom

Digital Zoom

Front Camera
Camera Setup

Single

Single

Resolution

5 MP f/2.2, Primary Camera

5 MP, Primary Camera

Flash

, Screen flash

, LED Flash

Battery
Capacity

3100 mAh

3000 mAh

Type

Li-Polymer

Li-ion

Removable

TalkTime

Up to 17.5 Hours(4G)

Standby time

Up to 535 Hours(2G)

USB Type-C

No

No

Storage
Internal Memory

16 GB

32 GB

Expandable Memory

, Up to 128 GB

, Up to 256 GB

USB OTG

Network & Connectivity
SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM

SIM Size

SIM1: Nano
SIM2: Nano

SIM1: Nano
SIM2: Nano

Network Support

5G Not Supported in India, 4G Supported in India, 3G, 2G

5G Not Supported in India, 4G Supported in India, 3G, 2G

VoLTE

SIM 1

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 / 900 MHz
GPRS:
Available
EDGE:
Available

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

SIM 2

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 / 900 MHz
GPRS:
Available
EDGE:
Available

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

SAR Value

Head: 0.807 W/kg, Body: 1.152 W/kg

Wi-Fi

, Wi-Fi 4 (802.11 b/g/n)

, Wi-Fi 4 (802.11 a/b/g/n)

Wi-Fi Features

Mobile Hotspot

Mobile Hotspot

Bluetooth

, v4.2

, v4.2

GPS

with A-GPS

with A-GPS

NFC

No

No

USB Connectivity

Mass storage device, USB charging, microUSB 2.0

Mass storage device, USB charging, microUSB 2.0

Multimedia
FM Radio

Loudspeaker

Audio Jack

3.5 mm

3.5 mm

Sensors
Fingerprint Sensor

No

No

Other Sensors

Light sensor, Proximity sensor, Accelerometer

Light sensor, Proximity sensor, Accelerometer