CUBOT C20 vs. OPPO A57s

Phone Comparison, Reviews and Tests

In depth comparison and review of CUBOT C20 and OPPO A57s. 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

CUBOT C20 vs. OPPO A57s Comparison Chart
DESIGN AND DIMENSIONS CUBOT C20 OPPO A57s
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2385
Form Factor Touch Touch
Height 155 mm 163.74 mm OPPO A57s has greater height than CUBOT C20.
Width 74 mm 75.03 mm OPPO A57s has greater width than CUBOT C20.
Depth 10 mm 7.99 mm OPPO A57s is narrower than CUBOT C20.
Weight 198.8 g 187 g OPPO A57s is lighter than CUBOT C20.
Body Colour Blue | Black Starry black
Body Material - Composite polymer
Waterproof (Water-resistant) - - OPPO A57s is waterproof.
IP rating - IPX4
SAR Value - 1.015 W/kg (body), 0.957 W/kg (head), 2.399 W/kg (limb)
Connector Type USB Type-C
Headset jack - mini-phone 3.5mm
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 Dual-SIM
SIM Card Configuration Details - Nano SIM + nano SIM/microSD
DISPLAY CUBOT C20 OPPO A57s
Display Type LCD display LCD display
Display Technology IPS LCD
Screen Size (Display Size) 6.18" 6.56" OPPO A57s has larger screen size than CUBOT C20.
Screen Resolution (Display Resolution) 2246 x 1080 pixels 1612 x 720 pixels CUBOT C20 has better screen resolution than OPPO A57s.
Display Format Full HD+ HD+
Pixel Density 403 ppi 269 ppi CUBOT C20 has better pixel density than OPPO A57s.
Aspect Ratio - 20.1:9
Max Brightness - 600 cd/m²
Colour Depth - 16.7 million colours
Contrast Ratio - 1500:1
Display Refresh Rate - 60 Hz
Touch Sampling Rate - 60 Hz
Display Features Sunlight mode Night mode, Eye comfort mode, 96% NTSC
Display Protection (Screen Protector) - Panda Glass MN228
PROCESSOR CUBOT C20 OPPO A57s
Processor Type (CPU) MediaTek MediaTek Helio G35
Processor Number MT6762D -
Clock Speed - 2.3 GHz
Processor Core Qty - 8-core
Graphics System (GPU) - IMG GE8320
MEMORY CUBOT C20 OPPO A57s
RAM 4 GB LPDDR4X SDRAM - 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 64 GB 128 GB OPPO A57s has more internal memory than CUBOT C20.
Memory Interface - eMMC 5.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSD, microSDXC - up to 128 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA CUBOT C20 OPPO A57s
MAIN CAMERA
Number of Main Cameras 3 2
Sensor Resolution 12 Megapixel 50 Megapixel OPPO A57s has better camera resolution than CUBOT C20.
Sensor Size - 1/2.76"
Sensor Name - Samsung S5KJN1
Lens Aperture - F/1.8
Lens Construction - 5-element
Field of View (FoV) - 77 degree(s)
Pixel Size - 0.64 μm
Focus Adjustment Automatic Automatic
Minimum Focal Length (Focal Distance) - 27 mm
Digital Zoom - 5x
Special Effects - Stickers
Camera Modes - Panorama, Time-lapse mode, Pro mode, Portrait, Night
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) Phase Detect Auto-Focus (PDAF) -
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 2 Megapixel CUBOT C20 has better second camera resolution than OPPO A57s.
Sensor Size (2nd Camera) - 1/5"
Lens Aperture (2nd Camera) - F/2.4
Lens Element Qty (2nd Camera) - 3-element
Field of View (2nd Camera) - 89 degree(s)
Pixel Size (2nd Camera) - 1.75 μm
Minimum Focal Length (2nd Camera) - 21 mm
Camera Functions (2nd Camera) Macro camera Monochrome
THIRD CAMERA
Sensor Resolution (3rd Camera) 0.3 Megapixel -
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) - 1/1.4"
Sensor Name (Front) - Omnivision OV08D10 sensor
Lens Aperture (Front) - F/2.0
Lens Element Qty (Front) - 5-element
Field of View (Front) - 79 degree(s)
Pixel Size (Front) - 1.12 μm
Focus Adjustment - Focus free
Min Focal Length (Front) - 26 mm
Special Effects (Front) - Stickers
Camera Modes (Front) AI Beautify Panorama, Time-lapse mode, Portrait
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
BATTERY AND CHARGING CUBOT C20 OPPO A57s
Battery Capacity (Battery Size) 4200 mAh 5000 mAh OPPO A57s has larger battery capacity than CUBOT C20.
Fast Charging Technology - SuperVOOC Flash Charge technology OPPO A57s has fast charging technology.
Standby Time - 304 hours
Talk Time - 1800 minutes
Run Time Details - Talk: up to 1800 min
Standby (4G): up to 304 hrs
Playback (video): up to 13.4 hrs
Playback (audio (via speakers, 50% volume)): up to 40 hrs
CELLULAR CUBOT C20 OPPO A57s
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 10 ColorOS 12.1 (based on Android 12)
Navigation GPS, A-GPS GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS CUBOT C20 OPPO A57s
Data Transmission FDD-LTE VoLTE, FDD-LTE, TDD-LTE, VoWiFi
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 5, Band 8
3G UMTS Frequency - 2100, 850, 900
4G LTE Band Band 1, Band 3, Band 7, Band 8, Band 20 Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface Wi-Fi IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 5.3 BLE
NFC Yes Yes Both phones have an NFC reader for mobile payments.
MEDIA CUBOT C20 OPPO A57s
Supported Digital Audio Standards WAV, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio) WAV, WMA, AAC, AMR, MP3, FLAC, AC-3, OGG, MIDI, APE (Monkey's Audio), LDAC, OPUS, MID, SBC, apt-X HD
Supported Digital Video Standards AVI, MOV, MPEG-4, 3GP MKV, FLV, AVI, MOV, ASF, 3GP, M4V, TS, M2TS, WebM, MP4
Sound Enhancements - Dirac sound technologies
FEATURES CUBOT C20 OPPO A57s
Sensors Accelerometer, proximity sensor, magnetometer, light sensor, gyroscope Accelerometer, proximity sensor, magnetometer, gravity sensor, brightness sensor
Security Devices Face recognition, fingerprint reader Face recognition, fingerprint reader (side)
Security Technology Face ID -
Additional Phone Features - Noise reduction microphone, Fast Charging, 3 years of Security Updates, 2 years of OS upgrades, Cooling Graphite Thermal Pad, Reverse charging, super-linear dual speakers
OTHERS CUBOT C20 OPPO A57s
Included Accessories Power adapter, USB-C cable SIM card removal tool, USB-C charging cable, protective film, SuperVOOC 33W power adapter
Compliant Standards - IPX4
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