score
Largest Gadget Discovery Site in India

Xiaomi Redmi 8A Dual vs Infinix Smart HD 2021

Compare Xiaomi Redmi 8A Dual

Rs. 7,290
(Out of Stock)

 

View Details >

Compare Infinix Smart HD 2021

Rs. 6,499
(Out of Stock)

 

View Details >

Summary
67%
66%
Performance

Snapdragon 439

2 GB RAM

MediaTek Helio A20

2 GB RAM

Display

6.22" (15.8 cm)

720x1520 px (HD+)

6.1" (15.49 cm)

720x1560 px (HD+)

Rear Camera

13 MP + 2 MP

Dual Camera

8 MP

Single Camera

Front Camera

8 MP

Single Camera

5 MP

Single Camera

Battery

5000 mAh

5000 mAh

35 h talktime (4G)

Storage

32 GB

512 GB (Expandable)

32 GB

256 GB (Expandable)

User Rating

★★★★★
★★★★★

4.2/5 based on 162,283 ratings

★★★★★
★★★★★

4.3/5 based on 67,038 ratings

Benchmarks

N/A

Compare Prices
Not Available in any store
Notify me when it's available
Not Available in any store
Notify me when it's available
General
Launch Date

February 18, 2020 (Official)

December 24, 2020 (Official)

Operating System

Android v9.0 (Pie)

Android v10 (Q)

Custom UI

MIUI

Android Go

Performance
Average
Average
Chipset

Qualcomm Snapdragon 439

MediaTek Helio A20

CPU

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

Quad core, 1.8 GHz, Cortex A53

Architecture

64 bit

Graphics

Adreno 505

PowerVR GE8300

RAM

2 GB

2 GB

RAM Type

LPDDR3

Display
Average
Average
Display Type

IPS LCD

IPS LCD

Screen Size

6.22 " (15.8 cm)

6.1 " (15.49 cm)

Resolution

720x1520 px (HD+)

720x1560 px (HD+)

Aspect Ratio

19:9

19.5:9

Pixel Density

270 ppi

282 ppi

Screen to Body Ratio (calculated)

81.48 %

76.67 %

Screen Protection

Corning Gorilla Glass v5

Bezel-less display

with waterdrop notch

with waterdrop notch

Touch Screen

, Capacitive Touchscreen, Multi-touch

, Capacitive Touchscreen, Multi-touch

Brightness

400 nits

500 nits

Screen to Body Ratio (claimed by the brand)

85 %

Design
Size Compare
Size Compare
Dimensions

Height: 156.4 mm
Width: 75.4 mm
Thickness: 9.4 mm

Height: 158.3 mm
Width: 75.1 mm
Thickness: 9.8 mm

Weight

188 grams

195 grams

Build Material

Back: Plastic

Colours

Midnight Grey, Sea Blue, Sky White

Obsidian Black, Quartz Green, Topaz Blue

Waterproof

, Splash proof

Camera
Main Camera
Camera Setup

Dual

Single

Resolution

13 MP f/2.2, Primary Camera(3.1" sensor size, 1.12µm pixel size)2 MP f/2.4, Depth Camera(1.75µm pixel size)

8 MP f/2.0, Primary Camera

Sensor

CMOS image sensor

Autofocus

, Phase Detection autofocus

Flash

, LED Flash

, Dual LED Flash

Image Resolution

4128 x 3096 Pixels

3264 x 2448 Pixels

Settings

Exposure compensation, ISO control

Exposure compensation

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)

Continuous Shooting
High Dynamic Range mode (HDR)

Camera Features

Digital Zoom
Auto Flash
Face detection
Touch to focus

Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

1920x1080 @ 30 fps
1280x720 @ 30 fps

1920x1080 @ 30 fps

Front Camera
Good
Good
Camera Setup

Single

Single

Resolution

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

5 MP f/2.0, Primary Camera

Sensor

CMOS

Flash

, Dual LED

Video Recording

1920x1080 @ 30 fps

1920x1080 @ 30 fps

Battery
Very Good
Very Good
Capacity

5000 mAh

5000 mAh

Type

Li-Polymer

Li-Polymer

Removable

No

No

TalkTime

Up to 35 Hours(4G)

Quick Charging

, Fast, 18W

USB Type-C

No

Storage
Best in Class
Best in Class
Internal Memory

32 GB

32 GB

Expandable Memory

, Up to 512 GB

, Up to 256 GB

Storage Type

eMMC 5.1

Network & Connectivity
SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM, Dual VoLTE

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 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

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
Read More..

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 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

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
Read More..

SAR Value

Head: 0.339 W/kg, Body: 1.000 W/kg

Head: 0.527 W/kg, Body: 1.218 W/kg

Wi-Fi

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

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

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot

Mobile Hotspot

Wi-Fi Calling

Bluetooth

, v4.2

, v5.0

GPS

with A-GPS, Glonass

with A-GPS

NFC

No

No

USB Connectivity

Mass storage device, USB charging

Mass storage device, USB charging, microUSB 2.0

Multimedia
FM Radio

, Wireless FM

Loudspeaker

Audio Jack

3.5 mm

3.5 mm

Audio Features

DTS Sound

Sensors
Fingerprint Sensor

No

Fingerprint Sensor Position

Rear

Other Sensors

Light sensor, Proximity sensor, Accelerometer, Compass

Light sensor, Proximity sensor, Accelerometer