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Vivo U20 vs Xiaomi Redmi Note 9 vs Xiaomi Redmi 8A Dual

Key Feature Comparison

7.2

Xiaomi Redmi Note 9

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6.6

Xiaomi Redmi 8A Dual

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At a Glance

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Octa core (2 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)

Qualcomm Snapdragon 675, Adreno 612

Octa core (2 GHz, Dual core, Cortex A75 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Helio G85, Mali-G52

Octa core (1.95 GHz, Quad core, Cortex A53 + 1.45 GHz, Quad core, Cortex A53)

Qualcomm Snapdragon 439, Adreno 505

5000 mAh

Li-ion, Fast, 18W

5020 mAh

Li-ion, Fast, 22.5W

5000 mAh

Li-Polymer, Fast, 18W

6.53 inches

395 ppi, FHD

6.53 inches

395 ppi, FHD

6.22 inches

270 ppi

Triple, 16MP + 8MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Quad, 48MP + 8MP + 2MP + 2MP

3840x2160 @ 30 fps

Dual, 13MP + 2MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.53 inches
6.53 inches
6.22 inches

Screen Type

IPS LCD
IPS LCD
IPS LCD

Screen Resolution

1080 x 2340 pixels
1080 x 2340 pixels
720 x 1520 pixels

Pixel Density

395 ppi
395 ppi
270 ppi

Aspect Ratio

19.5:9
19.5:9
-

Screen to Body Ratio

90.30%
84.37%
81.48%

Screen Design

Waterdrop notch
Punch hole
Waterdrop notch

Screen Quality

FHD
FHD
-

Screen Protection

-
Gorilla Glass 5
Gorilla Glass 5

Screen Refresh Rate

-
60 Hz
-

Peak Brightness

-
450 nits
400 nits

Phone Variants

6GB 64GB, 4GB 64GB, 8GB 128GB
4GB 64GB, 6GB 128GB, 4GB 128GB
3GB 64GB, 3GB 32GB, 2GB 32GB

Expandable Storage

Yes
Yes
Yes

Storage Type

UFS 2.1
eMMC 5.1
eMMC 5.1

Expandable Storage Capacity

Yes, 256 GB
Yes, 512 GB
Yes, 512 GB

OTG Support

Yes
Yes
-

RAM Type

-
LPDDR4X
LPDDR3

Sensors

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

Operating System

Android v9.0 (Pie)
Android v10 (Q)
Android v9.0 (Pie)

GPU

Adreno 612
Mali-G52
Adreno 505

Chipset

Qualcomm Snapdragon 675
MediaTek Helio G85
Qualcomm Snapdragon 439

CPU

Octa core (2 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)
Octa core (2 GHz, Dual core, Cortex A75 + 2 GHz, Hexa Core, Cortex A55)
Octa core (1.95 GHz, Quad core, Cortex A53 + 1.45 GHz, Quad core, Cortex A53)

Custom User Interface

Funtouch OS
MIUI
MIUI

Clock Speed

2 GHz
2 GHz
1.95 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

11 nm
12 nm
12 nm

Battery Capacity

5000 mAh
5020 mAh
5000 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-ion
Li-Polymer

Charger Type

Fast, 18W
Fast, 22.5W
Fast, 18W

USB Type-C

No
Yes
Yes

Fast Charging

Yes
Yes
Yes

Announced On

5-Nov-19
30-Apr-20
11-Feb-20

Market Status

Available
Available
Available

Brand

Vivo
Xiaomi
Xiaomi

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 11,449
Rs. 10,999
Rs. 6,999

Model Number

-
M2003J15SI/MZB082EIN
M1908C3KI

GPS

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

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

Yes
-
Yes, Wireless FM

3.5mm Audio Jack

Yes
Yes
Yes

SIM Size

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

Wi-Fi

Yes, Wi-Fi 802.11, b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/b/g/n
Yes, Wi-Fi 802.11, b/g/n

Bluetooth Type

v5.0
v5.0
v4.2

Audio Jack

3.5 mm
3.5 mm
3.5 mm

SIM Slot(s)

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

eSIM

No
No
No

Wi-Fi Features

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

VoLTE

Yes
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) / 900(band 8) / 850(band 5), 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) / 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 / 850 / 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 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

SIM 2 Bands

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 / 850 / 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) / 1900(band 2) / 850(band 5), 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) / 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 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

NFC

-
Yes
No

Front Video Recording

1920x1080 @ 30 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps

Front Camera Features

HDR
HDR, panorama
HDR

Front Camera Setup

Single, 16MP
Single, 13MP
Single, 8MP

Front Camera 1 Resolution

16 MP
13 MP
8 MP

Front Camera 1 Type

f/2.0 Primary Camera
f/2.25 Primary Camera
f/2.0 Primary Camera

Front Camera 1 Lens

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

Front Aperture

f/2.0
f/2.25
f/2.0

Front Flash

Yes, Screen flash
-
-

Weight

193 grams
200 grams
188 grams

Colors

Racing Black, Blaze Blue
Pebble Grey, Arctic White, Aqua Green
Midnight Grey, Sea Blue, Sky White

Build

Back: Plastic
Glass front (Gorilla Glass 5), plastic frame
Back: Plastic

Dimensions

162.15 x 76.47 x 8.89 mm
161.4 x 76.7 x 8.7 mm
156.4 x 75.4 x 9.4 mm

SAR Value

-
Head: 0.853 W/kg, Body: 0.433 W/kg
-

Rear Flash

Yes, LED Flash
Yes, LED Flash
Yes, LED Flash

Rear Video Recording

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

Rear Camera Features

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

Rear Camera Setup

Triple, 16MP + 8MP + 2MP
Quad, 48MP + 8MP + 2MP + 2MP
Dual, 13MP + 2MP

Rear Camera 1 Resolution

16 MP
48 MP
13 MP

Rear Camera 1 Type

f/1.78 Primary Camera
f/1.79 Primary Camera
f/2.2 Primary Camera

Rear Camera 2 Resolution

8 MP
8 MP
2 MP

Rear Camera 2 Type

f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.4, Depth Camera

Rear Camera 3 Resolution

2 MP
2 MP
-

Rear Camera 3 Type

f/2.4, Macro Camera
f/2.4, Macro Camera
-

Rear Camera 3 Lens

5.0" sensor size, 1.75 micrometre pixel size
1.75 micrometre pixel size
-

Rear Sensor

Exmor-RS CMOS Sensor
ISOCELL Plus
CMOS image sensor

Rear Aperture

f/1.78
f/1.79
f/2.2

Rear Camera 1 Lens

-
2" sensor size, 0.8 micrometre pixel size
3.1" sensor size, 1.12 micrometre pixel size

Rear Camera 2 Lens

-
4.0" sensor size
1.75 micrometre pixel size

Rear Camera 4 Resolution

-
2 MP
-

Rear Camera 4 Type

-
f/2.4, Depth Camera
-

Rear Camera 4 Lens

-
5.0" sensor size
-

Fingerprint Scanner

Yes
Yes
No

Fingerprint Scanner Position

Rear
Rear
-

Face Unlock

Yes
Yes
Yes

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