Oppo A3s vs vivo Y81: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Oppo A3s vs vivo Y81. The complete information of specifications to decide which to buy.

Compare
Oppo A3sOppo A3sChina · 2GB · 16GB
vivo Y81vivo Y81China · 3GB · 32GB
Technical data sheets

Basics
Oppo A3s
Oppo A3s
China · 2GB · 16GB
View datasheet
vs
vivo Y81
vivo Y81
China · 3GB · 32GB
View datasheet
vs

Score
Ki Cost-effective
Score		 -- Not available -- Not available
Design and Screen score --Design & Materials --Design & Materials
Performance and Hardware score --Performance & Hardware --Performance & Hardware
Camera score --Camera --Camera
Connectivity score -- Connectivity -- Connectivity
Battery score --Battery --Battery

User reviews
User score
7.9
7 reviews
--
2 reviews

Technical specifications of the Oppo A3s vs vivo Y81

Specs Oppo A3s price compare Oppo A3s
China · 2GB · 16GB 		vivo Y81 prices vivo Y81
China · 3GB · 32GB
Inches 6.2" 6.22"
Resolution HD+ HD+
Usable surface 81% useful 83% useful
Aspect Ratio 19:9 19:9
Dimensions 75.6 mm
156.2 mm
8.2 mm 		75.0 mm
155.1 mm
7.8 mm
Weight 168 g 148 g
Micro SnapD. 450
Octa-Core 		Helio P22
Octa-Core
RAM 2 GB RAM 3 GB RAM
Storage 16 GB 32 GB
AnTuTu 64.251
v? 		70.000
v?
Battery 4230 mAh 3260 mAh
Main Camera 1
13 Mpx · ƒ/2.2

2 		1
13 Mpx · ƒ/2.2

Selfie Camera SELF 8 Mpx · ƒ/-- SELF 5 Mpx · ƒ/2.2
Bands
OS Android 8.0 Oreo Android 8.0 Oreo

Brand
Brand Oppo vivo
Aliases -- --

Release Date
Release date July 2018,
5 years ago 		August 2018,
5 years ago
State Not available Not available
Market China China

Design & Materials

Structure

Oppo A3s
vivo Y81
Oppo A3s
vivo Y81
Size
75.6 mm • 156.2 mm • 8.2 mm
See more details
 Print 3D Model
75.0 mm • 155.1 mm • 7.8 mm
See more details
 Print 3D Model
Weight 168 g 148 g
Usable surface 81 % 83 %
Materials Aluminium alloy Aluminium alloy
Resistance - -
Colors
Red

Purple
Black

Screen
Diagonal 6.2" 6.22"
Type LCD IPS LCD IPS
Aspect Ratio 19:9 19:9
Resolution HD+
720 x 1520 px 		HD+
720 x 1520 px
Density 271 Pixels per inch 270 Pixels per inch

Others

Others
  • Medium-sized Notch
  • 2.5D curved glass screen
  • Capacitive
  • Multi-touch
  • Medium-sized Notch
  • LED Notifications
  • Capacitive
  • Multi-touch
  • Frameless

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
7.1
--
Do you think it's a nice phone?
8.6
--
Is it comfortable?
8.3
--
Can you see it well in the sunlight?
6.3
--
Number of reviews
7 reviews
--

Performance & Hardware

Processor
Model Qualcomm Snapdragon 450 MediaTek Helio P22 MT6762
CPU 4x Cortex-A53 1.8 GHz + 4x Cortex-A53 1.8 GHz 4x Cortex-A53 2.0 GHz + 4x Cortex-A53 1.5 GHz
Type Octa-Core Octa-Core
Manufacturing 14 nm 12 nm
64 Bits Yes Yes

Graphics
GPU Qualcomm Adreno 506 PowerVR GE8320

RAM
RAM 2 GB 3 GB
Type -- LPDDR3 RAM

Antutu
Score
64.251
Antutu v?
Overall performance better than 40% of devices
See more details
70.000
Antutu v?
Overall performance better than 5% of devices
See more details

Storage
Capacity 16 GB 32 GB
Type -- eMMC 5.1 Storage
SD Slot Yes ,
Independent SD slot 		Yes ,
Independent SD slot

Security
Fingerprint No Yes, in the back

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

Audio

Audio
-
-

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

User reviews

Does it have good sound?
7.6
--
Does it work smoothly in everyday use?
8.0
--
What's your experience been with demanding games?
7.2
--
Number of reviews
7 reviews
--

Camera

Main
No. of cameras Double rear camera 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 100 - 1600 --
Pixel size -- --
Pixel Binning -- --
Sensor size -- --
2
Camera type

--
Resolution
2 Mpx
Sensor
Unknown
Type
--
Aperture
ƒ/ 2.3
Pixel size
--
Pixel Binning
--
Sensor size
--

Features
Flash Dual LED Dual LED
Optical Stabilisation No Yes
Slow Motion Video No,
30 fps 		No,
30 fps
Others
  • Digital zoom
  • Dual camera
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • Digital zoom
  • Optical Stabilization (OIS)
  • Autofocus
  • Touch focus
  • 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/ -- ƒ/ 2.2
Pixel size -- --
Pixel Binning -- --
Sensor size -- --
Others
--
--

DxOMark Score
DxOMark Score -- --

User reviews

Quality of daytime photos
7.9
--
Quality of nighttime photos
5.1
--
Quality of selfies
6.9
--
Does it have a powerful flash?
7.3
--
Number of reviews
7 reviews
--

Connectivity

Network compatibility

5G -- --
4G LTE
  • B1 (2100)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B1 (2100)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
3G
  • B1 (2100)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B5 (850)
  • B8 (900)
2G
  • 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
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
Others
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Display
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct

Bluetooth
Version Bluetooth 4.2 Bluetooth 5.0
Others
  • A2DP (Advanced Audio Distribution Profile)
  • A2DP (Advanced Audio Distribution Profile)

Navigation
Navigation
  • GPS
  • A-GPS
  • GLONASS
  • GPS
  • A-GPS
  • GLONASS

USB
USB
  • Charging
  • 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

 -- 1.014 W/Kg on head
0.445 W/Kg on body

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

User reviews

Does it have good coverage for calls?
8.0
--
Quality of the GPS
8.3
--
And the WiFi?
8.1
--
Number of reviews
7 reviews
--

Battery

Battery
Capacity
4230 mAh
See more details
3260 mAh
See more details
Type Li-Polymer Li-Polymer
Fast charge No Yes
Others
  • Non-removable
  • Non-removable

User reviews

How long does the battery last?
  • 0%
    Less than half day
  • 0%
    Less than a day
  • 29%
    One day
  • 57%
    More than one day
  • 14%
    Two days or more
--
Number of reviews
7 reviews
--

Software

Software
Operating System
  • ColorOS 5.1 (Android 8.1 Oreo)
    Android 8.0 Oreo, 6 years ago
  • Funtouch 4.0 OS (Android 8.1 Oreo)
    Android 8.0 Oreo, 6 years ago
Google Services (official) No No

User reviews

Did it come with preinstalled applications?
  • 0%
    It comes with a clean operating system
  • 86%
    It has preinstalled apps but they don't bother me
  • 14%
    It has preinstalled apps that I can't uninstall
--
Do you regularly receive updates?
  • 17%
    Never
  • 0%
    Once a year
  • 33%
    Every six months
  • 50%
    Every two months or less
--
Number of reviews
7 reviews
--
Prices
Prices unavailable
Prices unavailable