ASUS ZenFone Max (ZC550KL) vs. OPPO A77 5G

Phone Comparison, Reviews and Tests

Side by side comparison and review of ASUS ZenFone Max (ZC550KL) 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

ASUS ZenFone Max (ZC550KL) vs. OPPO A77 5G Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone Max (ZC550KL) OPPO A77 5G
Product Type Smartphone Smartphone
Manufacturer Model Number ZC550KL CPH2339
Form Factor Touch Touch
Height 156 mm 163.8 mm OPPO A77 5G has greater height than ASUS ZenFone Max (ZC550KL).
Width 77.5 mm 75.1 mm ASUS ZenFone Max (ZC550KL) has greater width than OPPO A77 5G.
Depth 10.55 mm 7.99 mm OPPO A77 5G is narrower than ASUS ZenFone Max (ZC550KL).
Weight 202 g 190 g OPPO A77 5G is lighter than ASUS ZenFone Max (ZC550KL).
Body Colour White | Black Midnight black | Ocean blue
Protection - Waterproof, splash-resistant
Waterproof (Water-resistant) - Yes OPPO A77 5G is waterproof.
IP rating - IPX4
SAR Value 0.274 W/kg (body), 0.454 W/kg (head) 1.256 W/kg (body), 0.986 W/kg (head), 2.683 W/kg (limb)
Connector Type Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Micro SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details - Micro SIM + nano SIM/microSD
DISPLAY ASUS ZenFone Max (ZC550KL) OPPO A77 5G
Display Type LCD display LCD display
Display Technology IPS -
Screen Size (Display Size) 5.5" 6.56" OPPO A77 5G has larger screen size than ASUS ZenFone Max (ZC550KL).
Screen Resolution (Display Resolution) 1280 x 720 pixels 1612 x 720 pixels OPPO A77 5G has better screen resolution than ASUS ZenFone Max (ZC550KL).
Display Format HD HD+
Pixel Density - 269 ppi
Aspect Ratio - 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 Full Lamination, ASUS Glove Touch technology 100% DCI-P3, 96% NTSC, 100% sRGB, High brightness mode, Vivid mode
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) Panda Glass MN228
PROCESSOR ASUS ZenFone Max (ZC550KL) OPPO A77 5G
Processor Type (CPU) Qualcomm MediaTek Dimensity 810
Processor Number MSM8916 -
Clock Speed 1.2 GHz 2.4 GHz OPPO A77 5G has higher clock speed than ASUS ZenFone Max (ZC550KL).
Processor Core Qty Quad-core 8-core OPPO A77 5G has higher processor core quantity than ASUS ZenFone Max (ZC550KL).
Graphics System (GPU) Qualcomm ADRENO 306 Mali-G57 MC2
MEMORY ASUS ZenFone Max (ZC550KL) OPPO A77 5G
RAM 2 GB LPDDR4X SDRAM - 4 GB + up to 3 GB virtual extension OPPO A77 5G has more RAM than ASUS ZenFone Max (ZC550KL).
Internal Memory Size (Storage Capacity) 8 GB 64 GB OPPO A77 5G has more internal memory than ASUS ZenFone Max (ZC550KL).
Memory Interface - UFS 2.2
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 64 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA ASUS ZenFone Max (ZC550KL) OPPO A77 5G
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 13 Megapixel 48 Megapixel OPPO A77 5G has better camera resolution than ASUS ZenFone Max (ZC550KL).
Sensor Size - 1/1.2"
Sensor Name - Samsung S5KGM1ST
Lens Aperture F/2.0 F/1.7 OPPO A77 5G has better lens aperture than ASUS ZenFone Max (ZC550KL).
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
HDR Mode Auto HDR mode -
Camera Modes Panorama, Time-lapse mode, night mode, manual mode, Beauty mode Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Macro mode, Extra HD, Text scanner
Light Source Dual LED flash LED flash
Video Resolutions - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Zero Shutter Lag, Blue Glass Infrared Filter, GIF animation function, ZenMotion, Smart Remove, MiniMovie, Time Rewind, All Smile Google Lens
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
Focal Length Equivalent to 35mm Camera - 20mm
Camera Functions (2nd Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 8 Megapixel OPPO A77 5G has better front camera resolution than ASUS ZenFone Max (ZC550KL).
Sensor Size (Front) - 1/4"
Sensor Name (Front) - Sony IMX355 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
Focal Length Equivalent to 35mm Camera - 26mm
Special Effects (Front) - Stickers
Camera Modes (Front) Night mode 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 ASUS ZenFone Max (ZC550KL) OPPO A77 5G
Battery Capacity (Battery Size) 5000 mAh 5000 mAh Both phones have the same battery capacity.
Fast Charging Technology - SuperVOOC Flash Charge technology OPPO A77 5G has fast charging technology.
Recharge Time (Charging Time) - 69 min
Standby Time 914 hours 344 hours ASUS ZenFone Max (ZC550KL) has longer standby time than OPPO A77 5G.
Talk Time 2256 minutes -
Run Time Details Talk: up to 2256 min
Standby: up to 914 hrs
Continuous browsing (Wi-Fi): up to 32.5 hrs
Playback (video): up to 22.6 hrs
Standby (Ultra Power Saving Mode): up to 344 hrs
Battery Technology Lithium polymer -
CELLULAR ASUS ZenFone Max (ZC550KL) 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 Android 5.0 (Lollipop) ColorOS 12.1 (based on Android 12)
User Interface ASUS ZenUI 2.0 -
Navigation GPS, A-GPS GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS ASUS ZenFone Max (ZC550KL) OPPO A77 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, LTE, DC-HSPA+ FDD-LTE, TDD-LTE, 5G NR FR1
2G Band 850 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 6, Band 8, Band 19
3G UMTS Frequency - 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 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 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 IEEE 802.11b/g/n IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.0 Bluetooth 5.3 BLE
Bluetooth Profiles A2DP -
NFC - Yes OPPO A77 5G has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA ASUS ZenFone Max (ZC550KL) OPPO A77 5G
Supported Digital Audio Standards AAC, MP3 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 AVC, MPEG-4, 3GP, H.264, H.263, VP8 MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.264, M4V, TS, M2TS, WebM, H.265, MP4
FEATURES ASUS ZenFone Max (ZC550KL) OPPO A77 5G
Phone Functions Speakerphone, call timer, conference call, vibrating alert -
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, hall sensor Accelerometer, ambient light sensor, proximity sensor, pedometer, digital compass, geomagnetic sensor, gravity sensor
Security Devices - Face recognition, fingerprint reader (side)
Security Technology - Face Unlock
Additional Phone Features Wi-Fi Miracast, ASUS SonicMaster technology, ASUS Audio Wizard, Dual microphones, Kids Mode, ASUS TruVivid technology, Power Saving Mode, ASUS WebStorage (5GB) 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 ASUS ZenFone Max (ZC550KL) OPPO A77 5G
Included Accessories Power adapter Protective cover, USB cable, power adapter, SIM card removal tool
Compliant Standards - IPX4
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