OPPO A55 4G vs vivo Y21 2021

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Comparing the OPPO A55 4G vs vivo Y21 2021 across performance, display, camera, battery, storage and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: Both OPPO A55 4G and vivo Y21 2021 run at the same processing speed of 2.3 GHz.


Display: Both OPPO A55 4G and vivo Y21 2021 offer the same screen size of 6.51 inches and feature the same IPS LCD display.


Rear Camera: OPPO A55 4G offers a higher rear camera resolution with 50 MP, while vivo Y21 2021 offers 13 MP, making OPPO A55 4G better for rear camera photography.


Front Camera: OPPO A55 4G offers a higher front camera resolution with 16 MP, while vivo Y21 2021 offers 8 MP, making OPPO A55 4G better for front camera photography.


Battery: Both OPPO A55 4G and vivo Y21 2021 offer the same 5000 mAh battery capacity.


Storage: Both OPPO A55 4G and vivo Y21 2021 offer the same internal storage of 64 GB.


User Rating: OPPO A55 4G and vivo Y21 2021 both receive the same user rating of 4.3.

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OPPO A55 4G
₹10,999
(Out of Stock)
vivo Y21 2021
₹13,499
(Out of Stock)
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Summary

Release Date

03 Oct, 2021
19 Aug, 2021
16 Jul, 2026

Performance

N/A
MediaTek Helio G35
MediaTek Helio P35
Unisoc T7100
Tru-Octa Core (upto 2.3 GHz)
Octa Core (upto 2.3 GHz)
Octa Core (upto 1.8 GHz)
4 GB RAM
4 GB RAM
3 GB RAM

Display

N/A
6.51 inches (16.54 cm)
6.51 inches (16.54 cm)
6.56 inches (16.66 cm)
IPS LCD
IPS LCD
IPS LCD
720x1600 px (HD+)
720x1600 px (HD+)
N/A
60 Hz Refresh Rate
N/A
90 Hz Refresh Rate

Rear Camera

N/A
50 MP
Wide Angle Primary Camera
13 MP
Primary Camera
8 MP
Primary Camera
2 MP
Macro Camera
2 MP
Macro Camera
N/A
2 MP
Mono Camera
N/A
N/A

Front Camera

N/A
16 MP
Wide Angle Lens
8 MP
5 MP

Battery

N/A
5000 mAh
5000 mAh
5000 mAh
18W Fast Charging
18W Fast Charging
10W
No Wireless Charging
No Wireless Charging
N/A

Storage

64 GB
64 GB
64 GB
eMMC 5.1
N/A
eMMC 5.0

User Ratings

4.3/5
(1,565 ratings)
4.3/5
(20,325 ratings)
N/A

Benchmarks (The higher, the better)

117,992
AnTuTu Score
N/A
N/A

Compare Prices

Not Available in any store
Not Available in any store
₹8,599

User Feedback

General

Launch Date

Oct 03, 2021
(Official)
Aug 19, 2021
(Official)
Jul 16, 2026
(Official)

Operating System

Android v11
Android v11
Android v15

Custom UI

ColorOS
Funtouch OS
Android Go

Performance

Performance Rating

Avg
Good
N/A

Chipset

MediaTek Helio G35
MediaTek Helio P35
Unisoc T7100

Processor

Octa core, 2.3 GHz, Cortex A53
Octa core

2.3 GHz, Quad core, Cortex A53 1.8 GHz, Quad core, Cortex A53
Octa core

1.8 GHz, Quad core, Cortex A75 1.2 GHz, Quad core, Cortex A55

Architecture (The higher, the better)

64 bit
64 bit
64 bit

Fabrication (The lower, the better)

12 nm
12 nm
12 nm

Graphics (GPU)

PowerVR GE8320
PowerVR GE8320
PowerVR GE8322

RAM

4 GB / 6 GB
4 GB
3 GB / 4 GB

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Performance Test Results

AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.

117,992
N/A
N/A

Display

Display Rating

Very Good
Excellent
N/A

Display Type

IPS LCD
IPS LCD
IPS LCD

Screen Size

6.51 inches  (16.54 cm)
6.51 inches  (16.54 cm)
6.56 inches  (16.66 cm)

Resolution

720x1600 px (HD+)
720x1600 px (HD+)
N/A

Brightness

480 nits
N/A
400 nits

Refresh Rate

60 Hz
N/A
90 Hz

Aspect Ratio

20:9
20:9
N/A

Pixel Density

270 ppi
270 ppi
269 ppi

Screen to Body Ratio (calculated)

82.62 %
81.99 %
N/A

Screen Protection

Yes
N/A
N/A

Bezel-less Display

Yes with punch-hole display
Yes with waterdrop notch
N/A

Screen to Body Ratio (claimed by the brand)

89.2 %
89 %
N/A

Design

Height

163.6 mm
164.2 mm
N/A

Width

75.7 mm
76 mm
N/A

Thickness

8.4 mm
8 mm
8.49 mm

Weight

193 grams
182 grams
N/A

Build Material

N/A
Back: Plastic
N/A

Water Resistance

Yes Splash proof IPX4
N/A
N/A

Rear Camera

Rear Camera Rating

Good
Good
N/A

Resolution

50 MP
Primary Cameraf/1.8 Wide Angle 77° field-of-view26 mm focal length
13 MP
Primary Cameraf/2.2
8 MP
Primary Cameraf/2GC08A8 1.12µm pixel size
2 MP
f/2.4 Macro Camera
2 MP
f/2.4 Macro Camera
N/A
2 MP
f/2.4 Mono Camera
N/A
N/A

Autofocus

Yes
Yes
N/A

OIS

No
N/A
No

Flash

Yes LED Flash
Yes LED Flash
Yes LED Flash

Image Resolution

8150 x 6150 Pixels
4128 x 3096 Pixels
N/A

Settings

Exposure compensation ISO control
Exposure compensation ISO control
N/A

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)
Macro Mode
Continuous Shooting
High Dynamic Range mode (HDR)
N/A

Camera Features

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

Video Recording

Full HD @30 fps
HD @30 fps
Full HD @30 fps
N/A

Front Camera

Front Camera Rating

Very Good
Very Good
N/A

Resolution

16 MP
f/2 Wide Angle Primary Camera26 mm focal length
8 MP
f/2.0 Primary Camera
5 MP
Primary Camera1.12µm pixel size

Autofocus

No
N/A
N/A

Flash

N/A
N/A
No

Video Recording

Full HD @30 fps
HD @30 fps
Full HD @30 fps
N/A

Battery

Battery Rating

Very Good
Very Good
N/A

Capacity

5000 mAh
5000 mAh
5000 mAh

Battery Type

Li-Polymer
Li-ion
N/A

Quick Charging

Yes 18W Fast Charging 33% in 30 minutes
Yes 18W Fast Charging
Yes 10W

Storage

Internal Storage

64 GB / 128 GB
64 GB / 128 GB
64 GB

Storage Type

eMMC 5.1
N/A
eMMC 5.0

Expandable Storage

Yes Up to 256 GB
Yes Up to 1 TB
N/A

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM
Single SIM

SIM Type

SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano
N/A

Network Support

5G Not Supported 4G
5G Not Supported 4G
5G Not Supported 4G

VoLTE

Yes
Yes
Yes

SIM 1

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)
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)
N/A

SIM 2

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)
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)
N/A

SAR Value

N/A
Head: 0.86 W/kg Body: 0.94 W/kg
N/A

Wi-Fi

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

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot
N/A

Bluetooth

Yes v5.0
Yes v5.0
Yes

GPS

Yes with A-GPS Glonass
Yes with A-GPS Glonass
N/A

NFC

No
No
N/A

IR Blaster

N/A
N/A
Yes

Multimedia

Audio Jack

3.5 mm
3.5 mm
N/A

Sensors

Fingerprint Sensor

Yes
Yes
Yes

Fingerprint Sensor Position

Side
Side
Side

Other Sensors

Light sensor Proximity sensor Accelerometer
Light sensor Proximity sensor Accelerometer Compass Gyroscope
N/A

Compare Prices

Not Available in any store
Not Available in any store
₹8,599