ASUS ZenFone AR (ZS571KL) vs. OPPO A57s

Phone Comparison, Reviews and Tests

Side by side comparison and review of ASUS ZenFone AR (ZS571KL) and OPPO A57s. 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

ASUS ZenFone AR (ZS571KL) vs. OPPO A57s Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone AR (ZS571KL) OPPO A57s
Product Type Smartphone Smartphone
Manufacturer Model Number ZS571KL CPH2385
Form Factor Touch Touch
Height 158.67 mm 163.74 mm OPPO A57s has greater height than ASUS ZenFone AR (ZS571KL).
Width 77.4 mm 75.03 mm ASUS ZenFone AR (ZS571KL) has greater width than OPPO A57s.
Depth 7.99 mm 7.99 mm Both phones are the same depth.
Weight 185 g 187 g ASUS ZenFone AR (ZS571KL) is lighter than ASUS ZenFone AR (ZS571KL).
Body Colour Black Starry black
Body Material - Composite polymer
Waterproof (Water-resistant) - - OPPO A57s is waterproof.
IP rating - IPX4
SAR Value 1.59 W/kg (body), 0.85 W/kg (head) 1.015 W/kg (body), 0.957 W/kg (head), 2.399 W/kg (limb)
Integrated Components FM radio -
Connector Type Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
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 ASUS ZenFone AR (ZS571KL) OPPO A57s
Display Type OLED display LCD display
Display Technology Quad HD Super AMOLED LCD
Screen Size (Display Size) 5.7" 6.56" OPPO A57s has larger screen size than ASUS ZenFone AR (ZS571KL).
Screen Resolution (Display Resolution) 2560 x 1440 pixels 1612 x 720 pixels ASUS ZenFone AR (ZS571KL) has better screen resolution than OPPO A57s.
Display Format QHD 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 Enhancement Technology Bluelight Filter for Eye Care -
Display Refresh Rate - 60 Hz
Touch Sampling Rate - 60 Hz
Display Features ASUS Glove Touch technology, ASUS Tru2Life Night mode, Eye comfort mode, 96% NTSC
Display Protection (Screen Protector) Fingerprint-resistant oleophobic coating, Corning Gorilla Glass 4 (scratch resistant glass) Panda Glass MN228
PROCESSOR ASUS ZenFone AR (ZS571KL) OPPO A57s
Processor Type (CPU) Qualcomm Snapdragon 821 MediaTek Helio G35
Processor Number MSM8996 Pro -
Clock Speed 2.35 GHz 2.3 GHz ASUS ZenFone AR (ZS571KL) has higher clock speed than OPPO A57s.
Processor Core Qty Quad-core 8-core OPPO A57s has higher processor core quantity than ASUS ZenFone AR (ZS571KL).
64-bit Architecture Yes - ASUS ZenFone AR (ZS571KL) has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 530 IMG GE8320
MEMORY ASUS ZenFone AR (ZS571KL) OPPO A57s
RAM LPDDR4 SDRAM - 6 GB LPDDR4X SDRAM - 4 GB ASUS ZenFone AR (ZS571KL) has more RAM than OPPO A57s.
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, microSDXC - up to 2 TB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA ASUS ZenFone AR (ZS571KL) OPPO A57s
MAIN CAMERA
Number of Main Cameras 2 2
Sensor Resolution 23 Megapixel 50 Megapixel OPPO A57s has better camera resolution than ASUS ZenFone AR (ZS571KL).
Sensor Size 1/2.6" 1/2.76" OPPO A57s has better camera sensor size than ASUS ZenFone AR (ZS571KL).
Sensor Name Sony Exmor RS IMX318 sensor Samsung S5KJN1
Lens Aperture F/2.0 F/1.8 OPPO A57s has better lens aperture than ASUS ZenFone AR (ZS571KL).
Lens Construction 6-element 5-element
Field of View (FoV) - 77 degree(s)
Pixel Size - 0.64 μm
Optical Image Stabiliser (OIS) 4 Stop OIS (Optical Image Stabilisation) - ASUS ZenFone AR (ZS571KL) has optical stabilisation.
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Minimum Focal Length (Focal Distance) 27 mm 27 mm
Digital Zoom - 5x
Special Effects Depth of field Stickers
HDR Mode HDR Pro -
Camera Modes Panorama, Time-lapse mode, Slow motion mode, night mode, selfie mode, manual mode, super resolution mode, low-light shots, All Smiles mode, Photo Effect Mode, panoramic selfies, selfie panorama, GIF animation function, Real-Time Beautification Panorama, Time-lapse mode, Pro mode, Portrait, Night
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Zero Shutter Lag, Phase Detect Auto-Focus (PDAF), Smart Remove, Time Rewind, PixelMaster 3.0 camera, 3-axis electronic image stabilisation, Blue Glass IR Filter, Continuous Auto Focus (CAF), RAW image capture, ASUS TriTech technology -
SECOND CAMERA
Sensor Resolution (2nd Camera) - 2 Megapixel
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) - Monochrome
Camera Features (2nd Camera) Motion Tracking Rear 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" 1/1.4" ASUS ZenFone AR (ZS571KL) has better front camera sensor size than OPPO A57s.
Sensor Name (Front) Omnivision OV8856 sensor Omnivision OV08D10 sensor
Lens Type (Front) Wide-angle lens -
Lens Aperture (Front) F/2.0 F/2.0 Both phones have the same front camera lens aperture.
Lens Element Qty (Front) - 5-element
Field of View (Front) - 79 degree(s)
Pixel Size (Front) - 1.12 μm
Focus Adjustment Focus free Focus free
Min Focal Length (Front) - 26 mm
Special Effects (Front) Miniature, HDR, Depth of field Stickers
HDR Mode (Front) HDR Pro -
Camera Modes (Front) Panorama, Time-lapse mode, Slow motion mode, night mode, selfie mode, manual mode, super resolution mode, low-light shots, All Smiles mode, Photo Effect Mode, panoramic selfies, selfie panorama, GIF animation function, Real-Time Beautification Panorama, Time-lapse mode, Portrait
Light Source (Front) Display flash -
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) PixelMaster 3.0 camera, Time Rewind, Smart Remove -
BATTERY AND CHARGING ASUS ZenFone AR (ZS571KL) OPPO A57s
Battery Capacity (Battery Size) 3300 mAh 5000 mAh OPPO A57s has larger battery capacity than ASUS ZenFone AR (ZS571KL).
Fast Charging Technology Qualcomm Quick Charge 3.0, Power Delivery 2.0, BoostMaster Fast Charging SuperVOOC Flash Charge technology Both phones have 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
Battery Technology Lithium polymer -
CELLULAR ASUS ZenFone AR (ZS571KL) 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 7.0 Nougat ColorOS 12.1 (based on Android 12)
User Interface ASUS ZenUI 3.0 -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS ASUS ZenFone AR (ZS571KL) OPPO A57s
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, VoLTE, FDD-LTE, TDD-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 2, Band 5, Band 6, Band 8 Band 1, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 850, 800, 900 2100, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 40, Band 41 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 850, FDD 2600, FDD 900, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 5.3 BLE
Bluetooth Profiles OPP, PAN, A2DP, AVRCP, HID -
NFC - Yes OPPO A57s has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA ASUS ZenFone AR (ZS571KL) OPPO A57s
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
Supported Digital Video Standards - MKV, FLV, AVI, MOV, ASF, 3GP, M4V, TS, M2TS, WebM, MP4
Sound Enhancements DTS-HD Premium Sound, Virtual Surround Sound, DTS Headphone:X 7.1, Hi-Res audio Dirac sound technologies
FEATURES ASUS ZenFone AR (ZS571KL) OPPO A57s
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, barometer, gyro sensor, G-sensor, hall sensor, RGB sensor Accelerometer, proximity sensor, magnetometer, gravity sensor, brightness sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader (side)
Additional Phone Features Infrared remote control, Dual microphones, Google Drive Storage (100 GB) (free for 2 years), Tango technology support, ASUS SonicMaster 3.0 technology, NXP Smart AMP technology, ASUS Noise Reduction technology, Daydream technology support 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 ASUS ZenFone AR (ZS571KL) 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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