OPPO R9s Plus vs. Vivo V21 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of OPPO R9s Plus and Vivo V21 5G. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

OPPO R9s Plus vs. Vivo V21 5G Comparison Chart
DESIGN AND DIMENSIONS OPPO R9s Plus Vivo V21 5G
Product Type Smartphone Smartphone
Manufacturer Model Number - V2050
Form Factor Touch Touch
Height 163.63 mm 159.68 mm OPPO R9s Plus has greater height than Vivo V21 5G.
Width 80.8 mm 73.9 mm OPPO R9s Plus has greater width than Vivo V21 5G.
Depth 7.35 mm 7.29 mm Vivo V21 5G is narrower than OPPO R9s Plus.
Weight 185 g 176 g Vivo V21 5G is lighter than OPPO R9s Plus.
Body Colour Black Dusk blue | Sunset dazzle
Body Material - Matte glass
Waterproof (Water-resistant) - -
IP rating - IP52
SAR Value - 1.09 W/kg (body), 3.19 W/kg (limb), 0.91 W/kg (head)
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM (SIM1 and SIM2/MicroSD slots) Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD Nano SIM + nano SIM/microSD
DISPLAY OPPO R9s Plus Vivo V21 5G
Display Type LCD display OLED display
Display Technology IPS AMOLED
Screen Size (Display Size) 6" 6.44" Vivo V21 5G has larger screen size than OPPO R9s Plus.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2404 x 1080 pixels Vivo V21 5G has better screen resolution than OPPO R9s Plus.
Display Format Full HD Full HD+
Aspect Ratio - 20:9
Max Brightness - 800 cd/m²
Contrast Ratio - 6000000:1
HDR - Yes Vivo V21 5G has HDR.
HDR Technology - HDR10+
Display Refresh Rate - 90 Hz
Display Protection (Screen Protector) 2.5D Arc Glass, Corning Gorilla Glass 5 (scratch resistant glass) -
PROCESSOR OPPO R9s Plus Vivo V21 5G
Processor Type (CPU) Qualcomm Snapdragon 653 MediaTek Dimensity 800U
Clock Speed 1.95 GHz 2.4 GHz Vivo V21 5G has higher clock speed than OPPO R9s Plus.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - OPPO R9s Plus has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 510 -
MEMORY OPPO R9s Plus Vivo V21 5G
RAM 6 GB 8 GB Vivo V21 5G has more RAM than OPPO R9s Plus.
Internal Memory Size (Storage Capacity) 64 GB 128 GB Vivo V21 5G has more internal memory than OPPO R9s Plus.
Memory Interface - UFS 2.2
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA OPPO R9s Plus Vivo V21 5G
MAIN CAMERA
Number of Main Cameras 1 3
Sensor Resolution 16 Megapixel 64 Megapixel Vivo V21 5G has better camera resolution than OPPO R9s Plus.
Sensor Size 1/2.8" -
Sensor Name Sony Exmor RS IMX398 sensor -
Lens Aperture F/1.7 F/1.79 OPPO R9s Plus has better lens aperture than OPPO R9s Plus.
Optical Image Stabiliser (OIS) - 4-axis OIS (Optical Image Stabilisation) Vivo V21 5G has optical stabilisation.
Focus Adjustment Automatic Automatic
Digital Zoom - 10x
Special Effects HDR Bokeh effect
Camera Modes Panorama, tap to focus Beauty mode, Night, Filter mode, Portrait video, Dual video mode, ultra stable video, kid's face beauty, double exposure
Face Recognition (Face ID) Face detection - OPPO R9s Plus has face detection.
Light Source LED light LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 3840 x 2160 (4K) at 30 fps 3840 x 2160 (4K), 1920 x 1080 (1080p) at 120 fps, 1280 x 720 (720p) at 120 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), Optical Image Stabiliser plus (OIS+), geotagging Eye Autofocus
SECOND CAMERA
Sensor Resolution (2nd Camera) - 8 Megapixel
Lens Type (2nd Camera) - Wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 120 degree(s)
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Camera Functions (3rd Camera) - Super macro camera
Camera Features (3rd Camera) - 4cm macro photography
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 16 Megapixel 44 Megapixels Vivo V21 5G has better front camera resolution than OPPO R9s Plus.
Sensor Size (Front) 1/3" -
Lens Aperture (Front) F/2.0 F/2.0 Both phones have the same front camera lens aperture.
Special Effects (Front) Beautify 4.0 HDR
Camera Modes (Front) - Beauty mode, Night, Filter mode, Dual video mode, ultra stable video, kid's face beauty, double exposure, AI night portrait
Light Source (Front) - Dual LED flash
Video Resolutions (Front) - 3840 x 2160 (4K)
Camera Features (Front) Self-timer Optical Image Stabilisation (OIS), 2 x digital zoom, Eye Autofocus
BATTERY AND CHARGING OPPO R9s Plus Vivo V21 5G
Battery Capacity (Battery Size) 4000 mAh 4000 mAh Both phones have the same battery capacity.
CELLULAR OPPO R9s Plus Vivo V21 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Vivo V21 5G has more advanced generation mobile network.
Operating System ColorOS 3.0 (based on Android 6.0.1) Funtouch OS 11.1 (based on Android 11)
Navigation GPS, A-GPS GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS OPPO R9s Plus Vivo V21 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE FDD-LTE, TDD-LTE, 5G NR FR1
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 39, 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 32, Band 38, Band 39, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 1900, 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, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n7, n8, n28, n41, n78, n40
5G NR Frequency - FDD 2100, FDD 1800, FDD 2600, FDD 900, FDD 700APT, TDD TD 2500, TDD TD 3500, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac Wi-Fi
Bluetooth Bluetooth 4.1 Bluetooth 5.1
Bluetooth Profiles A2DP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA OPPO R9s Plus Vivo V21 5G
Supported Digital Audio Standards WAV, MP3, FLAC, eAAC+ WAV, MPEG 2 Audio, MP3, FLAC, MIDI, APE (Monkey's Audio), Vorbis
Supported Digital Video Standards MPEG-4, H.264 MKV, FLV, 3GP, MP4
FEATURES OPPO R9s Plus Vivo V21 5G
Phone Functions Speakerphone, call timer, conference call, flight mode, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor, digital compass, gyro sensor Accelerometer, ambient light sensor, proximity sensor, digital compass, gyroscope
Security Devices Fingerprint reader Fingerprint reader (under display)
Additional Phone Features - Fast Charging, 3 GB of external memory space for RAM
OTHERS OPPO R9s Plus Vivo V21 5G
Included Accessories Power adapter Headset, headset adapter, SIM card removal tool, pre-installed screen protection film, USB-C cable, protective case
Compliant Standards - IP52
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