Xiaomi MI Max 3 vs. OPPO A57s

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI Max 3 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

Xiaomi MI Max 3 vs. OPPO A57s Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI Max 3 OPPO A57s
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2385
Form Factor Touch Touch
Height 176.15 mm 163.74 mm Xiaomi MI Max 3 has greater height than OPPO A57s.
Width 87.4 mm 75.03 mm Xiaomi MI Max 3 has greater width than OPPO A57s.
Depth 7.99 mm 7.99 mm Both phones are the same depth.
Weight 221 g 187 g OPPO A57s is lighter than Xiaomi MI Max 3.
Body Colour - Starry black
Body Material - Composite polymer
Waterproof (Water-resistant) - - OPPO A57s is waterproof.
IP rating - IPX4
SAR Value 1.417 W/kg (body), 1.584 W/kg (head) 1.015 W/kg (body), 0.957 W/kg (head), 2.399 W/kg (limb)
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
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD Nano SIM + nano SIM/microSD
DISPLAY Xiaomi MI Max 3 OPPO A57s
Display Type LCD display LCD display
Display Technology IPS LCD
Screen Size (Display Size) 6.9" 6.56" Xiaomi MI Max 3 has larger screen size than OPPO A57s.
Screen Resolution (Display Resolution) 2160 x 1080 pixels 1612 x 720 pixels Xiaomi MI Max 3 has better screen resolution than OPPO A57s.
Display Format Full HD+ HD+
Pixel Density - 269 ppi
Aspect Ratio 18:9 20.1:9
Max Brightness 520 cd/m² 600 cd/m² OPPO A57s has better display brightness than Xiaomi MI Max 3.
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Contrast Ratio 1500:1 1500:1 Both phones have the same display contrast ratio.
Display Refresh Rate - 60 Hz
Touch Sampling Rate - 60 Hz
Display Features Night Display, Sunlight Display, Reading mode, Colour temperature adjustment Night mode, Eye comfort mode, 96% NTSC
Display Protection (Screen Protector) - Panda Glass MN228
PROCESSOR Xiaomi MI Max 3 OPPO A57s
Processor Type (CPU) Qualcomm Snapdragon 636 MediaTek Helio G35
Clock Speed 1.8 GHz 2.3 GHz OPPO A57s has higher clock speed than Xiaomi MI Max 3.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Xiaomi MI Max 3 has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 509 IMG GE8320
MEMORY Xiaomi MI Max 3 OPPO A57s
RAM LPDDR4X SDRAM - 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 Xiaomi MI Max 3.
Memory Interface - eMMC 5.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Xiaomi MI Max 3 OPPO A57s
MAIN CAMERA
Number of Main Cameras 2 2
Sensor Resolution 12 Megapixel 50 Megapixel OPPO A57s has better camera resolution than Xiaomi MI Max 3.
Sensor Size - 1/2.76"
Sensor Name - Samsung S5KJN1
Lens Aperture F/1.9 F/1.8 OPPO A57s has better lens aperture than Xiaomi MI Max 3.
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 HDR Stickers
Camera Modes Burst mode, Panorama, AI portrait mode Panorama, Time-lapse mode, Pro mode, Portrait, Night
Face Recognition (Face ID) Face recognition - Xiaomi MI Max 3 has face detection.
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, Slo-mo video 1280 x 720 (720p) at 120 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) Dual Pixel Autofocus technology, AI scene detection -
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 2 Megapixel Xiaomi MI Max 3 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) - Monochrome
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 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
Min Focal Length (Front) - 26 mm
Special Effects (Front) - Stickers
Camera Modes (Front) AI portrait mode, AI Beautify Panorama, Time-lapse mode, Portrait
Face Recognition (Face ID) Face detection - Xiaomi MI Max 3 has face detection.
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
BATTERY AND CHARGING Xiaomi MI Max 3 OPPO A57s
Battery Capacity (Battery Size) 5500 mAh 5000 mAh Xiaomi MI Max 3 has larger battery capacity than OPPO A57s.
Fast Charging Technology Qualcomm Quick Charge 3.0 SuperVOOC Flash Charge technology Both phones have fast charging technology.
Standby Time 474 hours 304 hours Xiaomi MI Max 3 has longer standby time than OPPO A57s.
Talk Time - 1800 minutes
Run Time Details Playback (video): up to 17 hrs
Gaming: up to 10 hrs
Playback (audio): up to 233 hrs
Standby: up to 474 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 Xiaomi MI Max 3 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 8.1 Oreo ColorOS 12.1 (based on Android 12)
User Interface MIUI 10 -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Xiaomi MI Max 3 OPPO A57s
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, VoLTE VoLTE, FDD-LTE, TDD-LTE, VoWiFi
2G Band - 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 5, Band 8 Band 1, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 850, 900 2100, 850, 900
4G LTE Band Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 34, Band 38, Band 39, 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 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2000, TDD 2600, TDD 1900, 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 Infrared (IrDA), IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 Bluetooth 5.3 BLE
NFC - Yes OPPO A57s has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi MI Max 3 OPPO A57s
Supported Digital Audio Standards WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB 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, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, MPEG4-ASP MKV, FLV, AVI, MOV, ASF, 3GP, M4V, TS, M2TS, WebM, MP4
Sound Enhancements - Dirac sound technologies
FEATURES Xiaomi MI Max 3 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, gyro sensor, hall sensor Accelerometer, proximity sensor, magnetometer, gravity sensor, brightness sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader (side)
Additional Phone Features Face Unlock, infrared remote control, Split Screen 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 Xiaomi MI Max 3 OPPO A57s
Included Accessories Power adapter, SIM card removal tool, USB-C cable SIM card removal tool, USB-C charging cable, protective film, SuperVOOC 33W power adapter
Compliant Standards - IPX4
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