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Redmi K20 vs Xiaomi Mi 9

Key Feature Comparison

7

Redmi K20

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6.8

Xiaomi Mi 9

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At a Glance

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

Qualcomm Snapdragon 730, Adreno 618

Octa core (2.84 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)

Qualcomm Snapdragon 855, Adreno 640

4000 mAh

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

3300 mAh

Li-ion, Quick, v4.0

6.39 inches

403 ppi, FHD

6.39 inches

403 ppi, FHD

Triple, 48MP + 13MP + 8MP

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

Triple, 48MP + 12MP + 16MP

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

4G

Dual SIM, GSM+GSM, Dual VoLTE

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

6.39 inches
6.39 inches

Screen Type

AMOLED
AMOLED

Screen Resolution

1080 x 2340 pixels
1080 x 2340 pixels

Pixel Density

403 ppi
403 ppi

Aspect Ratio

19.5:9
19.5:9

Screen Protection

Gorilla Glass 5
Gorilla Glass 6

Screen to Body Ratio

91.90%
90.70%

Screen Design

Bezel-less
Waterdrop notch

Screen Quality

FHD
FHD

Phone Variants

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

Expandable Storage

No
No

RAM Type

LPDDR4X
LPDDR4X

Storage Type

UFS 2.1
-

OTG Support

Yes
-

Sensors

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

Operating System

Android v9.0 (Pie)
Android v9.0 (Pie)

GPU

Adreno 618
Adreno 640

Chipset

Qualcomm Snapdragon 730
Qualcomm Snapdragon 855

CPU

Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Octa core (2.84 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)

Custom User Interface

MIUI
MIUI

Clock Speed

2.2 GHz
2.84 GHz

Architecture

64 bit
64 bit

Process Technology

8 nm
-

Battery Capacity

4000 mAh
3300 mAh

Battery Removable

No
No

Battery Type

Li-Polymer
Li-ion

Charger Type

Quick, v3.0, 18W
Quick, v4.0

USB Type-C

Yes
Yes

Fast Charging

Yes
Yes

Wireless Charging

-
Yes

Announced On

5-May-19
5-Feb-19

Market Status

Available
Launched Globally

Brand

Xiaomi
Xiaomi

Model Number

MZB7756IN
-

Price Status

Confirmed
Expected

Price

Rs. 19,450
Rs. 42,800

GPS

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

Audio Features

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

NFC

Yes
Yes

Network Support

4G
4G

Bluetooth

Yes
Yes

3.5mm Audio Jack

Yes
No

SIM Size

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

Wi-Fi

Yes, Wi-Fi 802.11, ac/b/g/n, MIMO
Yes, Wi-Fi 802.11, a/ac/b/g/n, MIMO

Bluetooth Type

v5.0
v5.0

Audio Jack

3.5 mm
USB Type-C

SIM Slot(s)

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

eSIM

No
No

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
Yes

SIM 1 Bands

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...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17), 3G Bands: UMTS 1900 / 2100 / 8...

SIM 2 Bands

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...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G...

Front Video Recording

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

Front Camera Features

HDR
HDR

Front Camera Setup

Single, 20MP
Single, 20MP

Front Camera 1 Resolution

20 MP
20 MP

Front Camera 1 Type

f/2.2 Primary Camera
f/2.0 Primary Camera

Front Camera 1 Lens

0.8 micrometre pixel size
-

Front Aperture

f/2.2
f/2.0

Front Flash

-
Yes, Screen flash

Weight

191 grams
173 grams

Colors

Carbon Black, Flame Red, Glacier Blue, Pearl White
Deep Gray, Holographic Illusion Blue, Holographic Illusion

Build

Back: Gorilla Glass
Back glass (Gorilla Glass 5), aluminum frame (7000 series)

Dimensions

156.7 x 74.3 x 8.8 mm
157.5 x 74.6 x 7.6 mm

SAR Value

Head: 1.07 W/kg, Body: 0.723 W/kg
-

Rear Flash

Yes, Dual LED Flash
Yes, Dual-color LED Flash

Rear Video Recording

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

Rear Camera Features

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

Rear Camera Setup

Triple, 48MP + 13MP + 8MP
Triple, 48MP + 12MP + 16MP

Rear Camera 1 Resolution

48 MP
48 MP

Rear Camera 1 Type

f/1.75 Primary Camera
f/1.75 Primary Camera

Rear Camera 1 Lens

2" sensor size, 0.8 micrometre pixel size
-

Rear Camera 2 Resolution

13 MP
12 MP

Rear Camera 2 Type

f/2.4, Wide Angle, Ultra-Wide Angle Camera
f/2.2 Telephoto (upto 2x Optical Zoom) Camera

Rear Camera 2 Lens

3" sensor size, 1.12 micrometre pixel size
1 micrometre pixel size

Rear Camera 3 Resolution

8 MP
16 MP

Rear Camera 3 Type

f/2.4 Telephoto (upto 10x Digital Zoom, upto 2x Optical Zoom) Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera

Rear Camera 3 Lens

4.0" sensor size, 1.12 micrometre pixel size
1 micrometre pixel size

Rear Sensor

Exmor-RS CMOS Sensor
Exmor-RS CMOS Sensor

Rear Aperture

f/1.75
f/1.75

Fingerprint Scanner

Yes
Yes

Fingerprint Scanner Position

On-Screen
On-Screen

Fingerprint Scanner Type

Optical
Optical

Face Unlock

Yes
Yes

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