Oppo A5s vs realme C21Y: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Oppo A5s vs realme C21Y. The complete information of specifications to decide which to buy.

Compare
Technical data sheets

Basics

Oppo A5s
Oppo A5s
India · 2GB · 32GB
View datasheet
vs
realme C21Y
realme C21Y
International · 3GB · 32GB
View datasheet
vs

Score

Ki Cost-effective
Score
-- Not available 6.3 Ki Cost-effective
Score
Design and Screen score --Design & Materials 4.9Design & Materials
Performance and Hardware score --Performance & Hardware 5.3Performance & Hardware
Camera score --Camera 5.0Camera
Connectivity score -- Connectivity 4.9 Connectivity
Battery score --Battery 6.9 Battery

User reviews

User score
--
4 reviews
8.4
24 reviews

Technical specifications of the Oppo A5s vs realme C21Y

Specs where to buy Oppo A5s Oppo A5s
India · 2GB · 32GB
realme C21Y price comparison realme C21Y
International · 3GB · 32GB
Inches 6.2" 6.5"
Resolution HD+ HD+
Usable surface 81% useful 80% useful
Aspect Ratio 19:9 20:9
Dimensions 75.4 mm
155.9 mm
8.2 mm
76.0 mm
164.5 mm
9.1 mm
Weight 170 g 200 g
Micro Helio P35
Octa-Core
Unisoc Tiger T610
Octa-Core
RAM 2 GB RAM 3 GB RAM
Storage 32 GB 32 GB
AnTuTu 86.352
v7
196.316
v9
Battery 4230 mAh 5000 mAh
Main Camera 1
13 Mpx · ƒ/2.2

2
1
13 Mpx · ƒ/2.2

2 3
Selfie Camera SELF 8 Mpx · ƒ/2.0 SELF 5 Mpx · ƒ/2.2
Bands
OS Android 8.0 Oreo Android 10 Q

Brand

Brand Oppo realme
Aliases Oppo Ax5s, CHP1920 RMX3261, Realme C21Y RU

Release Date

Release date March 2019,
5 years ago
July 2021,
2 years ago
State Not available On Sale
Market India International

Design & Materials

Structure

Oppo A5s
realme C21Y
Oppo A5s
realme C21Y
Size
75.4 mm 155.9 mm 8.2 mm
Print 3D Model
76.0 mm 164.5 mm 9.1 mm
Print 3D Model
Weight 170 g 200 g
Usable surface 81 % 80 %
Materials Plastic Plastic
Resistance - -
Colors
Black

Red
Black

Cyan

Screen

Diagonal 6.2" 6.5"
Type LCD IPS LCD IPS
Aspect Ratio 19:9 20:9
Resolution HD+
720 x 1520 px
HD+
720 x 1600 px
Density 271 Pixels per inch 269 Pixels per inch

Others

Others
  • Water Drop Notch
  • 2.5D curved glass screen
  • Capacitive
  • Multi-touch
  • Frameless
  • Water Drop Notch
  • Brightnes 400 cd/m² (typ)
  • TÜV Rheinland Eye Comfort Certification
  • 2.5D curved glass screen
  • Capacitive
  • Multi-touch

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
--
7.5
Do you think it's a nice phone?
--
8.5
Is it comfortable?
--
8.1
Can you see it well in the sunlight?
--
6.9
Number of reviews
--
24 reviews

Performance & Hardware

Processor

Model MediaTek Helio P35 MT6765 Unisoc Tiger T610
CPU 4x Cortex-A53 2.3 GHz + 4x Cortex-A53 1.8 GHz 2x1.8 GHz Cortex-A75 + 6x1.8 GHz Cortex-A55
Type Octa-Core Octa-Core
Manufacturing 14 nm 12 nm
64 Bits Yes Yes

Graphics

GPU PowerVR GE8320 ARM Mali-G52 MP2

RAM

RAM 2 GB 3 GB
Type -- LPDDR4X RAM

Storage

Capacity 32 GB 32 GB
Type -- --
SD Slot Yes ,
Independent SD slot
Yes ,
Independent SD slot

Security

Fingerprint No Yes, in the back

Sensors

Sensors
  • Proximity
  • Light sensor
  • Accelerometer
  • Gyroscope
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass

Audio

Audio
-
-

Others

Notifications LED -- --
Cooling system No No
Gaming buttons No No

User reviews

Does it have good sound?
--
7.8
Does it work smoothly in everyday use?
--
9.0
What's your experience been with demanding games?
--
8.2
Number of reviews
--
24 reviews

Camera

Main

No. of cameras Double rear camera Triple rear camera
1
Camera type

Standard

Standard
Resolution 13 Mpx 13 Mpx
Sensor Unknown Unknown
Type CMOS CMOS
Aperture ƒ/ 2.2 ƒ/ 2.2
ISO -- --
Pixel size 1.12 µm --
Pixel Binning -- --
Sensor size -- --
2
Camera type


Portrait mode (depth)
Resolution
2 Mpx
2 Mpx
Sensor
Unknown
Unknown
Type
--
--
Aperture
ƒ/ 2.4
ƒ/ 2.4
Pixel size
--
--
Pixel Binning
--
--
Sensor size
--
--
3
Camera type
--

Macro lens
Resolution
2 Mpx
Sensor
Unknown
Type
--
Aperture
ƒ/ 2.4
Pixel size
--
Pixel Binning
--
Sensor size
--

Features

Flash Dual LED LED
Optical Stabilisation No No
Slow Motion Video No,
30 fps
Yes,
120 fps
Others
  • Digital zoom
  • Dual camera
  • Digital image stabilization
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • Digital zoom
  • Triple camera
  • Digital image stabilization
  • Autofocus
  • Touch focus
  • Phase detection autofocus (PDAF)
  • Contrast detection autofocus (CDAF)
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer

Selfie

SELF
Camera type

Dedicated

Dedicated
Resolution 8 Mpx 5 Mpx
Sensor Unknown Unknown
Type -- --
Aperture ƒ/ 2.0 ƒ/ 2.2
Pixel size -- --
Pixel Binning -- --
Sensor size -- --
Others
--
--

DxOMark Score

DxOMark Score -- --

User reviews

Quality of daytime photos
--
7.4
Quality of nighttime photos
--
4.6
Quality of selfies
--
5.5
Does it have a powerful flash?
--
7.2
Number of reviews
--
24 reviews

Connectivity

Network compatibility

5G -- --
4G LTE
  • B1 (2100)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B1 (2100)
  • B3 (1800)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B28a (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
3G
  • B1 (2100)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B5 (850)
  • B8 (900)
2G
  • CDMA BC0 (800)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card

Dual SIM Dual Sim Dual Standby Dual Sim Dual Standby
Type
  • Nano SIM
  • Nano SIM
  • Nano SIM
  • Nano SIM

Wi-Fi

Wi-Fi
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11b
  • 802.11g
  • 802.11n
Others
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Display
  • Wi-Fi Hotspot

Bluetooth

Version Bluetooth 4.2 Bluetooth 5.0 LE Low energy consumption
Others
  • A2DP (Advanced Audio Distribution Profile)
  • HID (Human Interface Profile)
  • A2DP (Advanced Audio Distribution Profile)
  • EDR (Enhanced Data Rate)
  • LE (Low Energy)

Navigation

Navigation
  • GPS
  • A-GPS
  • GLONASS
  • Beidou
  • Galileo
  • GPS
  • A-GPS
  • GLONASS
  • Beidou

USB

USB
  • Charging
  • Host
  • Mass Storage
  • USB On-The-Go (OTG)
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)

SAR

European measurement

The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue.

-- --
American measurement

The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

-- --

Others

Others
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • VoLTE
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • VoLTE

User reviews

Does it have good coverage for calls?
--
8.0
Quality of the GPS
--
7.9
And the WiFi?
--
8.5
Number of reviews
--
24 reviews

Battery

Battery

Capacity
4230 mAh
5000 mAh
Type Li-Polymer Li-Polymer
Fast charge No Yes,
10.0W
Others
  • Non-removable
  • Non-removable

User reviews

How long does the battery last?
--
  • 0%
    Less than half day
  • 8%
    Less than a day
  • 13%
    One day
  • 63%
    More than one day
  • 17%
    Two days or more
Number of reviews
--
24 reviews

Software

Software

Operating System
  • ColorOS 5.2 (Android 8.1 Oreo)
    Android 8.0 Oreo, 6 years ago
  • RealmeUI (Android 10)
    Android 10 Q, 4 years ago
Google Services (official) Yes Yes

User reviews

Did it come with preinstalled applications?
--
  • 13%
    It comes with a clean operating system
  • 71%
    It has preinstalled apps but they don't bother me
  • 17%
    It has preinstalled apps that I can't uninstall
Do you regularly receive updates?
--
  • 5%
    Never
  • 14%
    Once a year
  • 57%
    Every six months
  • 24%
    Every two months or less
Number of reviews
--
24 reviews