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Xiaomi Redmi A4 vs OPPO A3x 5G vs Vivo Y18

Key Feature Comparison

5.6

Xiaomi Redmi A4

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6.5

OPPO A3x 5G

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At a Glance

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Octa core, 2.2 GHz, Cortex A53

Qualcomm Snapdragon 680, Adreno 506

Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Dimensity 6300, Mali-G57 MC2

Octa core (2 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)

MediaTek Helio G85, Mali-G52 MC2

5000 mAh

Li-Polymer, Fast, 18W

5100 mAh

Li-Polymer, Super VOOC, 45W

5000 mAh

Li-ion, Fast, 15W

6.56 inches

276 ppi, HD

6.67 inches

264 ppi, FHD

6.56 inches

269 ppi, HD

Dual, 50MP + 2MP

1920x1080 @ 30 fps

Dual, 8MP + AI Lens

1920x1080 @ 30 fps, 1280x720 @ 30 fps

Dual, 50MP + 0.08MP

1920x1080 @ 30 fps

4G

Dual SIM, GSM+GSM

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.56 inches
6.67 inches
6.56 inches

Screen Type

IPS LCD
-
-

Screen Resolution

720 x 1520 pixels
1080 x 2412 pixels
720 x 1520 pixels

Pixel Density

276 ppi
264 ppi
269 ppi

Screen Design

Waterdrop notch
Punch hole
Waterdrop notch

Screen Quality

HD
FHD
HD

Screen Protection

-
Yes
-

Screen to Body Ratio

-
89.90%
84.01%

Screen Refresh Rate

-
120 Hz
90 Hz

Phone Variants

4GB 128GB
4GB 64GB, 4GB 128GB
4GB 64GB, 4GB 128GB

Expandable Storage

Yes
Yes
Yes

RAM Type

-
LPDDR4X
LPDDR4X

Storage Type

-
eMMC 5.1
eMMC 5.1

Expandable Storage Capacity

-
Yes, 1 TB
Yes, 1 TB

OTG Support

-
Yes
Yes

Sensors

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

GPU

Adreno 506
Mali-G57 MC2
Mali-G52 MC2

Operating System

Android v14
Android v14
Android v14

Chipset

Qualcomm Snapdragon 680
MediaTek Dimensity 6300
MediaTek Helio G85

CPU

Octa core, 2.2 GHz, Cortex A53
Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)
Octa core (2 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)

Clock Speed

2.2 GHz
2.4 GHz
2 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

14 nm
6 nm
12 nm

Custom User Interface

-
ColorOS
Funtouch OS

Announced On

Not Available
1-Aug-24
3-May-24

Market Status

Rumoured
Available
Available

Brand

Xiaomi
OPPO
Vivo

Price Status

Expected
Confirmed
Confirmed

Price

Rs. 8,999
Rs. 12,499
Rs. 8,999

Model Number

-
CPH2681
-

Battery Capacity

5000 mAh
5100 mAh
5000 mAh

Battery Removable

No
No
No

Battery Type

Li-Polymer
Li-Polymer
Li-ion

Charger Type

Fast, 18W
Super VOOC, 45W
Fast, 15W

USB Type-C

-
Yes
Yes

Fast Charging

-
Yes
Yes

GPS

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

Network Support

4G
5G
4G

Bluetooth

Yes
Yes
Yes

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 4 (802.11 b/g/n)
Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz

Bluetooth Type

v5.2
v5.3
v5.0

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

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot
Mobile Hotspot

SIM 1 Bands

4G Bands: TD-LTE 2300(band 40), FD-LTE 1800(band 3), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N41 / N77 / N78, 4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5), 3G Bands: UMTS 2100 / 900 MHz, 2G Bands: GSM 1800 / 900 MHz, GP...
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 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

SIM 2 Bands

4G Bands: TD-LTE 2300(band 40), FD-LTE 1800(band 3), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N41 / N77 / N78, 4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5), 3G Bands: UMTS 2100 / 900 MHz, 2G Bands: GSM 1800 / 900 MHz, GP...
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 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

eSIM

-
No
No

VoLTE

-
Yes
Yes

Front Video Recording

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

Front Camera Setup

Single, 24MP
Single, 5MP
Single, 8MP

Front Camera Features

-
Fixed Focus
-

Front Camera 1 Resolution

-
5 MP
8 MP

Front Camera 1 Type

-
f/2.2, Wide Angle, Primary Camera
f/2.0, Primary Camera

Front Aperture

-
f/2.2
f/2.0

Rear Video Recording

1920x1080 @ 30 fps
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
Digital Zoom

Rear Camera Setup

Dual, 50MP + 2MP
Dual, 8MP + AI Lens
Dual, 50MP + 0.08MP

Rear Flash

-
Yes, LED Flash
Yes, LED Flash

Rear Camera 1 Resolution

-
8 MP
50 MP

Rear Camera 1 Type

-
f/2.0, Wide Angle (78 degree field-of-view), Primary Camera
f/1.8, Primary Camera

Rear Aperture

-
f/2.0
f/1.8

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Rear
Side
Side

Fingerprint Scanner Type

-
Optical
Optical

Weight

-
187 grams
185 grams

Colors

-
Sparkle Black, Starlight White, Starry Purple
Space Black, Gem Green

Dimensions

-
165.7 x 76 x 7.7 mm
163.63 x 75.58 x 8.39 mm

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