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Redmi Note 8 vs Mi A3 vs Xiaomi Mi A2

Key Feature Comparison

7.1

Redmi Note 8

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6.7

Xiaomi Mi A2

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At a Glance

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Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)

Qualcomm Snapdragon 665, Adreno 610

Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)

Qualcomm Snapdragon 665, Adreno 610

Octa core (2.2 GHz, Quad core, Kryo 260 + 1.84 GHz, Quad core, Kryo 260)

Qualcomm Snapdragon 660, Adreno 512

4000 mAh

Li-Polymer, Fast, 18W

4030 mAh

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

3010 mAh

Li-Polymer, Quick, v4.0

6.3 inches

409 ppi, FHD

6.08 inches

283 ppi

5.99 inches

403 ppi, FHD

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

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

Triple, 48MP + 8MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Dual, 12MP + 20MP

3840x2160 @ 30 fps, 1920x1080 @ 30 fps, 1280x720 @ 120 fps, 720x480 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

6.3 inches
6.08 inches
5.99 inches

Screen Type

IPS LCD
Super AMOLED
IPS LCD

Screen Resolution

1080 x 2340 pixels
720 x 1560 pixels
1080 x 2160 pixels

Pixel Density

409 ppi
283 ppi
403 ppi

Aspect Ratio

19.5:9
19.5:9
18:09

Screen Protection

Gorilla Glass 5
Gorilla Glass 5
Gorilla Glass 5

Screen to Body Ratio

90%
82.15%
77.38%

Screen Design

Waterdrop notch
Waterdrop notch
Bezel-less

Screen Quality

FHD
-
FHD

Phone Variants

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

Expandable Storage

Yes
Yes
No

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Storage Type

eMMC 5.1
UFS 2.1
eMMC 5.1

Expandable Storage Capacity

Yes, 512 GB
Yes, 256 GB
-

OTG Support

Yes
Yes
Yes

Sensors

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

Operating System

Android v9.0 (Pie)
Android v9.0 (Pie)
Android v8.1 (Oreo)

GPU

Adreno 610
Adreno 610
Adreno 512

Chipset

Qualcomm Snapdragon 665
Qualcomm Snapdragon 665
Qualcomm Snapdragon 660

CPU

Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)
Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)
Octa core (2.2 GHz, Quad core, Kryo 260 + 1.84 GHz, Quad core, Kryo 260)

Custom User Interface

MIUI
Android One
Android One

Clock Speed

2 GHz
2 GHz
2.2 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

11 nm
11 nm
14 nm

Battery Capacity

4000 mAh
4030 mAh
3010 mAh

Battery Removable

No
No
No

Battery Type

Li-Polymer
Li-ion
Li-Polymer

Charger Type

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

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Announced On

5-Aug-19
5-Jul-19
5-Jul-18

Market Status

Available
Available
Available

Brand

Xiaomi
Xiaomi
Xiaomi

Model Number

MZB8189IN
MZB7975IN
-

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 12,499
Rs. 13,499
Rs. 10,449

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
Yes

3.5mm Audio Jack

Yes
Yes
No

SIM Size

SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano (Hybrid)
SIM1: Nano, SIM2: Nano

Wi-Fi

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

Bluetooth Type

v5.0
v5.0
v5.0

Audio Jack

3.5 mm
3.5 mm
USB Type-C

SIM Slot(s)

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

eSIM

No
No
No

Wi-Fi Features

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

VoLTE

Yes
Yes
Yes

SIM 1 Bands

4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 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 2600(band 38) / 2300(band 40), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 ...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 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 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 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 2600(band 38) / 2300(band 40), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 /...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

Audio Features

-
Active noise cancellation with dedicated mic
Active noise cancellation with dedicated mic

NFC

-
No
No

Front Video Recording

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

Front Camera Features

HDR, panorama
Fixed Focus
LED flash, Auto-HDR

Front Camera Setup

Single, 13MP
Single, 32MP
Single, 20MP

Front Camera 1 Resolution

13 MP
32 MP
20 MP

Front Camera 1 Type

f/2.0 Primary Camera
f/2.0 Primary Camera
f/2.2 Primary Camera

Front Camera 1 Lens

1.12 micrometre pixel size
26 mm focal length, 2.8" sensor size, 1.6 micrometre pixel size
2.8" sensor size, 1 micrometre pixel size

Front Aperture

f/2.0
f/2.0
f/2.2

Weight

188 grams
173.8 grams
168 grams

Colors

Nepture Blue, Moonlight White, Cosmic Purple, Space Black
More than White, Not just Blue, Kind of Grey
Black, Gold, Red, Lake Blue, Rose Gold

Build

Back: Gorilla Glass
Back: Mineral Glass
Back: Aluminium

Dimensions

158.3 x 75.3 x 8.3 mm
153.4 x 71.85 x 8.4 mm
158.7 x 75.4 x 7.3 mm

SAR Value

Head: 1.13 W/kg, Body: 0.634 W/kg
Head: 0.527 W/kg, Body: 0.722 W/kg
Head: 1.092 W/kg, Body: 0.259 W/kg

OIS

No
No
No

Rear Flash

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

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps
3840x2160 @ 30 fps, 1920x1080 @ 30 fps, 1280x720 @ 120 fps, 720x480 @ 30 fps

Rear Camera Features

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

Rear Camera Setup

Quad, 48MP + 8MP + 2MP + 2MP
Triple, 48MP + 8MP + 2MP
Dual, 12MP + 20MP

Rear Camera 1 Resolution

48 MP
48 MP
12 MP

Rear Camera 1 Type

f/1.79 Primary Camera
f/1.79 (upto 2x Digital Zoom) Primary Camera
f/1.75 Primary Camera

Rear Camera 1 Lens

2" sensor size, 0.8 micrometre pixel size
2" sensor size, 0.8 micrometre pixel size
2.9" sensor size, 1.25 micrometre pixel size

Rear Camera 2 Resolution

8 MP
8 MP
20 MP

Rear Camera 2 Type

f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/1.7 Camera

Rear Camera 2 Lens

4.0" sensor size, 1.12 micrometre pixel size
13 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
2.8" sensor size, 1 micrometre pixel size

Rear Camera 3 Resolution

2 MP
2 MP
-

Rear Camera 3 Type

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

Rear Camera 3 Lens

5.0" 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, 1.75 micrometre pixel size
-
-

Rear Sensor

ISOCELL Plus
Exmor-RS CMOS Sensor
Exmor-RS CMOS Sensor

Rear Aperture

f/1.79
f/1.79
f/1.75

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Rear
On-Screen
Rear

Face Unlock

Yes
Yes
Yes

Fingerprint Scanner Type

-
Optical
-

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