Vivo Y20s vs. OPPO A77 5G

Phone Comparison, Reviews and Tests

Side by side comparison and review of Vivo Y20s and OPPO A77 5G. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

Vivo Y20s vs. OPPO A77 5G Comparison Chart
DESIGN AND DIMENSIONS Vivo Y20s OPPO A77 5G
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2339
Form Factor Touch Touch
Height 164.41 mm 163.8 mm Vivo Y20s has greater height than OPPO A77 5G.
Width 76.32 mm 75.1 mm Vivo Y20s has greater width than OPPO A77 5G.
Depth 8.41 mm 7.99 mm OPPO A77 5G is narrower than Vivo Y20s.
Weight 192.3 g 190 g OPPO A77 5G is lighter than Vivo Y20s.
Body Colour Obsidian black | Nebula blue Midnight black | Ocean blue
Body Material Plastic -
Protection - Waterproof, splash-resistant
Waterproof (Water-resistant) - Yes OPPO A77 5G is waterproof.
IP rating - IPX4
SAR Value - 1.256 W/kg (body), 0.986 W/kg (head), 2.683 W/kg (limb)
Connector Type Micro-USB USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details - Micro SIM + nano SIM/microSD
DISPLAY Vivo Y20s OPPO A77 5G
Display Type LCD display LCD display
Display Technology IPS -
Screen Size (Display Size) 6.51" 6.56" OPPO A77 5G has larger screen size than Vivo Y20s.
Screen Resolution (Display Resolution) 1600 x 720 pixels 1612 x 720 pixels OPPO A77 5G has better screen resolution than Vivo Y20s.
Display Format HD+ HD+
Pixel Density - 269 ppi
Aspect Ratio 20:9 20:9
Max Brightness - 600 cd/m²
Colour Depth - 16.7 million colours
Display Refresh Rate - 90 Hz
Touch Sampling Rate - 90 Hz
Display Features In-Cell Display Technology, Eye protection mode, FullView Display 100% DCI-P3, 96% NTSC, 100% sRGB, High brightness mode, Vivid mode
Display Protection (Screen Protector) - Panda Glass MN228
PROCESSOR Vivo Y20s OPPO A77 5G
Processor Type (CPU) Qualcomm Snapdragon 460 MediaTek Dimensity 810
Clock Speed - 2.4 GHz
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) - Mali-G57 MC2
MEMORY Vivo Y20s OPPO A77 5G
RAM 4 GB LPDDR4X SDRAM - 4 GB + up to 3 GB virtual extension Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 128 GB 64 GB Vivo Y20s has more internal memory than OPPO A77 5G.
Memory Interface - UFS 2.2
Supported Flash Memory Cards (Expandable Memory) microSD microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Vivo Y20s OPPO A77 5G
MAIN CAMERA
Number of Main Cameras 3 2
Sensor Resolution 13 Megapixel 48 Megapixel OPPO A77 5G has better camera resolution than Vivo Y20s.
Sensor Size - 1/1.2"
Sensor Name - Samsung S5KGM1ST
Lens Aperture F/2.2 F/1.7 OPPO A77 5G has better lens aperture than Vivo Y20s.
Lens Construction - 6-element
Field of View (FoV) - 80 degree(s)
Pixel Size - 0.8 μm
Focus Adjustment Automatic Automatic
Focal Length Equivalent to 35mm Camera - 25mm
Special Effects - Stickers
Camera Modes Panorama, Time-lapse mode, Slow motion mode, Professional mode, portrait mode, Bokeh Mode Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Macro mode, Extra HD, Text scanner
Light Source LED flash LED flash
Video Resolutions - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Live Photo Google Lens
SECOND CAMERA
Sensor Resolution (2nd Camera) 2 Megapixel 2 Megapixel Both phones have the same second camera resolution.
Sensor Size (2nd Camera) - 1/5"
Lens Type (2nd Camera) Bokeh lens -
Lens Aperture (2nd Camera) F/2.4 F/2.4 Both phones have the same second camera lens aperture.
Lens Element Qty (2nd Camera) - 3-element
Field of View (2nd Camera) - 89 degree(s)
Pixel Size (2nd Camera) - 1.75 μm
Focal Length Equivalent to 35mm Camera - 20mm
Camera Functions (2nd Camera) - Depth camera
THIRD CAMERA
Sensor Resolution (3rd Camera) 2 Megapixel -
Lens Aperture (3rd Camera) F/2.4 -
Camera Functions (3rd Camera) Super macro camera -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 8 Megapixel Both phones have the same front camera resolution.
Sensor Size (Front) - 1/4"
Sensor Name (Front) - Sony IMX355 sensor
Lens Aperture (Front) F/1.8 F/2.0 Vivo Y20s has better front lens aperture than Vivo Y20s.
Lens Element Qty (Front) - 5-element
Field of View (Front) - 79 degree(s)
Pixel Size (Front) - 1.12 μm
Focus Adjustment - Focus free
Focal Length Equivalent to 35mm Camera - 26mm
Special Effects (Front) - Stickers
Camera Modes (Front) - Panorama, Time-lapse mode, night mode, Portrait
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
BATTERY AND CHARGING Vivo Y20s OPPO A77 5G
Battery Capacity (Battery Size) 5000 mAh 5000 mAh Both phones have the same battery capacity.
Fast Charging Technology Vivo FlashCharge technology SuperVOOC Flash Charge technology Both phones have fast charging technology.
Recharge Time (Charging Time) - 69 min
Standby Time - 344 hours
Run Time Details - Standby (Ultra Power Saving Mode): up to 344 hrs
CELLULAR Vivo Y20s OPPO A77 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G OPPO A77 5G has more advanced generation mobile network.
Operating System Funtouch OS 11 (based on Android 10) ColorOS 12.1 (based on Android 12)
Navigation GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Vivo Y20s OPPO A77 5G
Data Transmission FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE, 5G NR FR1
2G Band - 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 800, 900, 800
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n40
5G NR Frequency - FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3700, TDD TD 3500, TDD 2300
Wireless Interface Wi-Fi IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 Bluetooth 5.3 BLE
NFC - Yes OPPO A77 5G has NFC reader for mobile payments.
MEDIA Vivo Y20s OPPO A77 5G
Supported Digital Audio Standards WAV, MPEG 2 Audio, MP3, FLAC, MIDI, APE (Monkey's Audio), AMR-NB, Vorbis WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), apt-X, LDAC, IMY, ALAC, OPUS, MID, SBC, apt-X HD
Supported Digital Video Standards MKV, FLV, AVI, 3GP, TS, MP4 MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.264, M4V, TS, M2TS, WebM, H.265, MP4
FEATURES Vivo Y20s OPPO A77 5G
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor Accelerometer, ambient light sensor, proximity sensor, pedometer, digital compass, geomagnetic sensor, gravity sensor
Security Devices Fingerprint reader (side) Face recognition, fingerprint reader (side)
Security Technology - Face Unlock
Additional Phone Features Face Wake Fast Charging, Super power saving mode, OTG Reverse Charge, 3 years of Security Updates, 2 years of OS upgrades, ultra linear stereo speakers, Ultra volume mode
OTHERS Vivo Y20s OPPO A77 5G
Included Accessories Headset, power adapter, SIM card removal tool, pre-installed screen protection film, protective case Protective cover, USB cable, power adapter, SIM card removal tool
Compliant Standards - IPX4
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