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Xiaomi Redmi 8A Dual vs Xiaomi Redmi 4A

Key Feature Comparison

6.6

Xiaomi Redmi 8A Dual

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Redmi 4A

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At a Glance

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

Qualcomm Snapdragon 439, Adreno 505

Quad core, 1.4 GHz, Cortex A53

Qualcomm Snapdragon 425 MSM8917, Adreno 308

5000 mAh

Li-Polymer, Fast, 18W

3120 mAh

Li-Ion

6.22 inches

270 ppi

5.0 inches

294 ppi

Dual, 13MP + 2MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

Single, 13MP

1920x1080 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.22 inches
5.0 inches

Screen Type

IPS LCD
IPS LCD

Screen Resolution

720 x 1520 pixels
720 x 1280 pixels

Pixel Density

270 ppi
294 ppi

Screen Protection

Gorilla Glass 5
-

Screen to Body Ratio

81.48%
69.81%

Screen Design

Waterdrop notch
-

Peak Brightness

400 nits
-

Phone Variants

3GB 64GB, 3GB 32GB, 2GB 32GB
2GB 16GB

Expandable Storage

Yes
Yes

RAM Type

LPDDR3
-

Storage Type

eMMC 5.1
-

Expandable Storage Capacity

Yes, 512 GB
Yes, 128 GB

OTG Support

-
Yes

Sensors

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

Operating System

Android v9.0 (Pie)
Android v7.1.2 (Nougat)

GPU

Adreno 505
Adreno 308

Chipset

Qualcomm Snapdragon 439
Qualcomm Snapdragon 425 MSM8917

CPU

Octa core (1.95 GHz, Quad core, Cortex A53 + 1.45 GHz, Quad core, Cortex A53)
Quad core, 1.4 GHz, Cortex A53

Custom User Interface

MIUI
MIUI

Clock Speed

1.95 GHz
1.4 GHz

Architecture

64 bit
64 bit

Process Technology

12 nm
-

Battery Capacity

5000 mAh
3120 mAh

Battery Removable

No
No

Battery Type

Li-Polymer
Li-Ion

Charger Type

Fast, 18W
-

USB Type-C

Yes
No

Fast Charging

Yes
-

Announced On

11-Feb-20
5-Nov-16

Market Status

Available
Out of Stock

Brand

Xiaomi
Xiaomi

Model Number

M1908C3KI
-

Price Status

Confirmed
Confirmed

Price

Rs. 6,999
Rs. 5,999

GPS

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

NFC

No
No

Network Support

4G
4G

Bluetooth

Yes
4.1, A2DP, LE

FM Radio

Yes, Wireless FM
Yes

3.5mm Audio Jack

Yes
Yes

SIM Size

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

Wi-Fi

Yes, Wi-Fi 802.11, b/g/n
Yes, Wi-Fi 802.11, b/g/n

Bluetooth Type

v4.2
v4.1

Audio Jack

3.5 mm
3.5 mm

SIM Slot(s)

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

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

SIM 2 Bands

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 2600(band 38) / 2300(band 40), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 1700(band 4) / 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

Front Video Recording

1920x1080 @ 30 fps
-

Front Camera Features

HDR
-

Front Camera Setup

Single, 8MP
Single, 5MP

Front Camera 1 Resolution

8 MP
5 MP

Front Camera 1 Type

f/2.0 Primary Camera
f/2.2 Primary Camera

Front Camera 1 Lens

1.12 micrometre pixel size
-

Front Sensor

CMOS
-

Front Aperture

f/2.0
f/2.2

Front Flash

-
No

Weight

188 grams
131.5 grams

Colors

Midnight Grey, Sea Blue, Sky White
Gold, Grey, Rose Gold

Build

Back: Plastic
Plastic body

Dimensions

156.4 x 75.4 x 9.4 mm
139.9 x 70.4 x 8.5 mm

SAR Value

-
Head: 0.596 W/kg

Rear Flash

Yes, LED Flash
Yes, LED Flash

Rear Video Recording

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

Rear Camera Features

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

Rear Camera Setup

Dual, 13MP + 2MP
Single, 13MP

Rear Camera 1 Resolution

13 MP
13 MP

Rear Camera 1 Type

f/2.2 Primary Camera
f/2.2 Primary Camera

Rear Camera 1 Lens

3.1" sensor size, 1.12 micrometre pixel size
-

Rear Camera 2 Resolution

2 MP
-

Rear Camera 2 Type

f/2.4, Depth Camera
-

Rear Camera 2 Lens

1.75 micrometre pixel size
-

Rear Sensor

CMOS image sensor
CMOS image sensor

Rear Aperture

f/2.2
f/2.2

OIS

-
No

Fingerprint Scanner

No
No

Face Unlock

Yes
-

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