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iQOO Z7 5G vs Xiaomi Redmi K20

Key Feature Comparison

7.9

iQOO Z7 5G

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Redmi K20

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At a Glance

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Octa core (2.5 GHz, Dual core, Cortex A78 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Dimensity 920 MT6877T, Mali-G68 MC4

Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)

Qualcomm Snapdragon 730, Adreno 618

4500 mAh

Li-Polymer, Flash, 44W

4000 mAh

Li-Polymer, Quick, v3.0, 18W

6.38 inches

413 ppi, FHD

6.39 inches

403 ppi, FHD

Dual, 64MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Triple, 48MP + 13MP + 8MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

6.38 inches
6.39 inches

Screen Type

AMOLED
AMOLED

Screen Resolution

1080 x 2400 pixels
1080 x 2340 pixels

Pixel Density

413 ppi
403 ppi

Aspect Ratio

20:09
19.5:9

Screen Protection

Yes
Gorilla Glass 5

Screen to Body Ratio

84.14%
91.90%

Screen Design

Waterdrop notch
Bezel-less

Screen Refresh Rate

90 Hz
-

Screen Quality

FHD
FHD

Peak Brightness

1300 nits
-

Phone Variants

6GB 128GB, 8GB 128GB
6GB 128GB, 6GB 64GB

Expandable Storage

Yes
No

RAM Type

LPDDR4X
LPDDR4X

Storage Type

UFS 2.2
UFS 2.1

Expandable Storage Capacity

Yes, 1 TB
-

OTG Support

Yes
Yes

Sensors

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Operating System

Android v13
Android v9.0 (Pie)

GPU

Mali-G68 MC4
Adreno 618

Chipset

MediaTek Dimensity 920 MT6877T
Qualcomm Snapdragon 730

CPU

Octa core (2.5 GHz, Dual core, Cortex A78 + 2 GHz, Hexa Core, Cortex A55)
Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)

Custom User Interface

Funtouch OS
MIUI

Clock Speed

2.5 GHz
2.2 GHz

Architecture

64 bit
64 bit

Process Technology

6 nm
8 nm

Battery Capacity

4500 mAh
4000 mAh

Battery Removable

No
No

Battery Type

Li-Polymer
Li-Polymer

Charger Type

Flash, 44W
Quick, v3.0, 18W

USB Type-C

Yes
Yes

Fast Charging

Yes
Yes

Charging Time

50 % in 25 minutes
-

Announced On

21-Mar-23
5-May-19

Market Status

Available
Available

Brand

iQOO
Xiaomi

Model Number

I2207
MZB7756IN

Price Status

Confirmed
Confirmed

Price

Rs. 18,999
Rs. 19,450

GPS

Yes A-GPS, Glonass
Yes A-GPS, Glonass

NFC

Yes
Yes

Network Support

5G
4G

Bluetooth

Yes
Yes

FM Radio

No
-

3.5mm Audio Jack

Yes
Yes

SIM Size

SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano

Wi-Fi

Yes, Wi-Fi 6 (802.11 a/b/g/n/ac/ax) 5GHz
Yes, Wi-Fi 802.11, ac/b/g/n, MIMO

Bluetooth Type

v5.2
v5.0

Audio Jack

3.5 mm
3.5 mm

SIM Slot(s)

Dual SIM, GSM+GSM
Dual SIM, GSM+GSM, Dual VoLTE

eSIM

No
No

Wi-Fi Features

Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
Yes

SIM 1 Bands

5G Bands: FDD N1 / N3 / N8 / N28, TDD N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 8...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDG...

SIM 2 Bands

5G Bands: FDD N1 / N3 / N8 / N28, TDD N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 8...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDG...

Audio Features

-
24-bit/192kHz audioActive noise cancellation with dedicated mic

Front Video Recording

1920x1080 @ 30 fps
1920x1080 @ 30 fps, 1280x720 @ 30 fps

Front Camera Setup

Single, 16MP
Single, 20MP

Front Camera 1 Resolution

16 MP
20 MP

Front Camera 1 Type

f/2.0, Wide Angle, Primary Camera
f/2.2 Primary Camera

Front Aperture

f/2.0
f/2.2

Front Camera Features

-
HDR

Front Camera 1 Lens

-
0.8 micrometre pixel size

Weight

173 grams
191 grams

Colors

Norway Blue, Pacific Night
Carbon Black, Flame Red, Glacier Blue, Pearl White

Dimensions

158.9 x 73.5 x 7.8 mm
156.7 x 74.3 x 8.8 mm

SAR Value

Head: 1.15 W/kg, Body: 0.84 W/kg
Head: 1.07 W/kg, Body: 0.723 W/kg

Build

-
Back: Gorilla Glass

OIS

Yes
-

Rear Flash

Yes, LED Flash
Yes, Dual LED Flash

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps

Rear Camera Features

Digital Zoom, Auto Flash, Face detection, Touch to focus
Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Dual, 64MP + 2MP
Triple, 48MP + 13MP + 8MP

Rear Camera 1 Resolution

64 MP
48 MP

Rear Camera 1 Type

f/1.79, Wide Angle, Primary Camera
f/1.75 Primary Camera

Rear Camera 1 Lens

1.97" sensor size, 0.7 micrometre pixel size
2" sensor size, 0.8 micrometre pixel size

Rear Camera 2 Resolution

2 MP
13 MP

Rear Camera 2 Type

f/2.4, Depth Camera
f/2.4, Wide Angle, Ultra-Wide Angle Camera

Rear Sensor

CMOS image sensor
Exmor-RS CMOS Sensor

Rear Aperture

f/1.79
f/1.75

Rear Camera 2 Lens

-
3" sensor size, 1.12 micrometre pixel size

Rear Camera 3 Resolution

-
8 MP

Rear Camera 3 Type

-
f/2.4 Telephoto (upto 10x Digital Zoom, upto 2x Optical Zoom) Camera

Rear Camera 3 Lens

-
4.0" sensor size, 1.12 micrometre pixel size

Fingerprint Scanner

Yes
Yes

Fingerprint Scanner Position

On-Screen
On-Screen

Fingerprint Scanner Type

Optical
Optical

Face Unlock

-
Yes

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