Detailed comparison and review of Nokia X20 and OPPO A57s. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
DESIGN AND DIMENSIONS | Nokia X20 | OPPO A57s |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | - | CPH2385 | |
Form Factor | Touch | Touch | |
Height | 168.94 mm | 163.74 mm | Nokia X20 has greater height than OPPO A57s. |
Width | 79.7 mm | 75.03 mm | Nokia X20 has greater width than OPPO A57s. |
Depth | 9.1 mm | 7.99 mm | OPPO A57s is narrower than Nokia X20. |
Weight | 220 g | 187 g | OPPO A57s is lighter than Nokia X20. |
Body Colour | Midnight sun | Nordic blue | Starry black | |
Body Material | - | Composite polymer | |
Waterproof (Water-resistant) | - | - | OPPO A57s is waterproof. |
IP rating | - | IPX4 | |
SAR Value | 1.29 W/kg (body), 0.51 W/kg (head) | 1.015 W/kg (body), 0.957 W/kg (head), 2.399 W/kg (limb) | |
Integrated Components | FM radio | - | |
Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
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SIM Card Type (Size) | - | Nano SIM | |
SIM Card Qty | Dual-SIM | Dual-SIM | |
SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
DISPLAY | Nokia X20 | OPPO A57s |
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Display Type | LCD display | LCD display | |
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Display Technology | LCD | LCD | |
Screen Size (Display Size) | 6.67" | 6.56" | Nokia X20 has larger screen size than OPPO A57s. |
Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 1612 x 720 pixels | Nokia X20 has better screen resolution than OPPO A57s. |
Display Format | Full HD+ | HD+ | |
Pixel Density | - | 269 ppi | |
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 | Punch-hole display | Night mode, Eye comfort mode, 96% NTSC | |
Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | Panda Glass MN228 |
PROCESSOR | Nokia X20 | OPPO A57s |
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Processor Type (CPU) | Qualcomm Snapdragon 480 5G | MediaTek Helio G35 | |
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Clock Speed | - | 2.3 GHz | |
Processor Core Qty | - | 8-core | |
Graphics System (GPU) | - | IMG GE8320 |
MEMORY | Nokia X20 | OPPO A57s |
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RAM | 6 GB | LPDDR4X SDRAM - 4 GB | Nokia X20 has more RAM than OPPO A57s. |
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Internal Memory Size (Storage Capacity) | 128 GB | 128 GB | Both phones have the same internal memory capacity. |
Memory Interface | - | eMMC 5.1 | |
Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 1 TB |
CAMERA | Nokia X20 | OPPO A57s |
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MAIN CAMERA |
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Number of Main Cameras | 4 | 2 | |
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Sensor Resolution | 64 Megapixel | 50 Megapixel | Nokia X20 has better camera resolution than OPPO A57s. |
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 | |
Minimum Focal Length (Focal Distance) | - | 27 mm | |
Digital Zoom | - | 5x | |
Special Effects | - | Stickers | |
Camera Modes | Watermark mode, Dual Sight multi-camera mode | 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) | Carl Zeiss optic | - |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | 5 Megapixel | 2 Megapixel | Nokia X20 has better second camera resolution than OPPO A57s. |
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Sensor Size (2nd Camera) | - | 1/5" | |
Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
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) | - | Monochrome |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | 2 Megapixel | - | |
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Camera Functions (3rd Camera) | Depth camera | - |
FOURTH CAMERA |
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Sensor Resolution (4th Camera) | 2 Megapixel | - | |
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Camera Functions (4th Camera) | Macro camera | - |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 32 Megapixel | 8 Megapixel | Nokia X20 has better front camera resolution than OPPO A57s. |
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) | - | 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 | Nokia X20 | OPPO A57s |
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Battery Capacity (Battery Size) | 4470 mAh | 5000 mAh | OPPO A57s has larger battery capacity than Nokia X20. |
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Fast Charging Technology | - | SuperVOOC Flash Charge technology | OPPO A57s has fast charging technology. |
Standby Time | - | 304 hours | |
Talk Time | - | 1800 minutes | |
Run Time Details | Mixed usage: up to 48 hrs | 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 | Nokia X20 | OPPO A57s |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 5G | 4G | Nokia X20 has more advanced generation mobile network. |
Operating System | Android 11 | ColorOS 12.1 (based on Android 12) | |
Intelligent Assistant | Google Assistant | - | |
Navigation | GPS, A-GPS, GLONASS, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
COMMUNICATIONS | Nokia X20 | OPPO A57s |
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Data Transmission | LTE, 5G NR FR1 | VoLTE, FDD-LTE, TDD-LTE, VoWiFi | |
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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 | Band 1, Band 5, Band 8 | |
3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 20, Band 28, Band 38, Band 39, Band 40, Band 41, Band 66 | 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 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
5G NR Band | N1, n2, n3, n5, n7, n28, n38, n41, n66, n78 | - | |
5G NR Frequency | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3500 | - | |
Wireless Interface | IEEE 802.11b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
Bluetooth | Bluetooth 5.0 | Bluetooth 5.3 BLE | |
NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
MEDIA | Nokia X20 | OPPO A57s |
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Supported Digital Audio Standards | - | WAV, WMA, AAC, AMR, MP3, FLAC, AC-3, OGG, MIDI, APE (Monkey's Audio), LDAC, OPUS, MID, SBC, apt-X HD | |
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Supported Digital Video Standards | - | MKV, FLV, AVI, MOV, ASF, 3GP, M4V, TS, M2TS, WebM, MP4 | |
Sound Enhancements | OZO Audio | Dirac sound technologies |
FEATURES | Nokia X20 | OPPO A57s |
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Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
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Sensors | Accelerometer, digital compass, distance sensor, light sensor, gyroscope | Accelerometer, proximity sensor, magnetometer, gravity sensor, brightness sensor | |
Security Devices | Face recognition, fingerprint reader (side) | Face recognition, fingerprint reader (side) | |
Security Technology | Face Unlock | - | |
Additional Phone Features | Face Unlock, Dual microphones, Google Assistant Button, 3 years of security and OS updates | 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 | Nokia X20 | OPPO A57s |
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Included Accessories | Power adapter, SIM card removal tool, USB-C cable, screen protector (pre-applied), Eco Case | SIM card removal tool, USB-C charging cable, protective film, SuperVOOC 33W power adapter | |
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Compliant Standards | - | IPX4 |