Xiaomi MI Max vs. OPPO A57s

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI Max 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 vs. OPPO A57s Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI Max OPPO A57s
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2385
Form Factor Touch Touch
Height 173.1 mm 163.74 mm Xiaomi MI Max has greater height than OPPO A57s.
Width 88.3 mm 75.03 mm Xiaomi MI Max has greater width than OPPO A57s.
Depth 7.5 mm 7.99 mm Xiaomi MI Max is narrower than Xiaomi MI Max.
Weight 203 g 187 g OPPO A57s is lighter than Xiaomi MI Max.
Body Colour Grey | Gold | Silver 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 Micro-USB - 5 pin Micro-USB Type B
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 (SIM1 and SIM2/MicroSD slots) Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD Nano SIM + nano SIM/microSD
DISPLAY Xiaomi MI Max OPPO A57s
Display Type LCD display LCD display
Display Technology IPS LCD
Screen Size (Display Size) 6.44" 6.56" OPPO A57s has larger screen size than Xiaomi MI Max.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 1612 x 720 pixels Xiaomi MI Max has better screen resolution than OPPO A57s.
Display Format Full HD HD+
Pixel Density 342 ppi 269 ppi Xiaomi MI Max has better pixel density than OPPO A57s.
Aspect Ratio - 20.1:9
Max Brightness - 600 cd/m²
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Contrast Ratio - 1500:1
Display Refresh Rate - 60 Hz
Touch Sampling Rate - 60 Hz
Display Features - Night mode, Eye comfort mode, 96% NTSC
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) Panda Glass MN228
PROCESSOR Xiaomi MI Max OPPO A57s
Processor Type (CPU) - MediaTek Helio G35
Clock Speed - 2.3 GHz
Processor Core Qty - 8-core
Graphics System (GPU) Qualcomm ADRENO 510 IMG GE8320
MEMORY Xiaomi MI Max OPPO A57s
RAM 3 GB LPDDR4X SDRAM - 4 GB OPPO A57s has more RAM than Xiaomi MI Max.
Internal Memory Size (Storage Capacity) 32 GB 128 GB OPPO A57s has more internal memory than Xiaomi MI Max.
Memory Interface - eMMC 5.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 200 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Xiaomi MI Max OPPO A57s
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 16 Megapixel 50 Megapixel OPPO A57s has better camera resolution than Xiaomi MI Max.
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
HDR Mode Auto HDR mode -
Camera Modes Panorama Panorama, Time-lapse mode, Pro mode, Portrait, Night
Face Recognition (Face ID) Face detection - Xiaomi MI Max has face detection.
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p), 1280 x 720 (720p) 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) - 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
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 8 Megapixel OPPO A57s has better front camera resolution than Xiaomi MI Max.
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 Xiaomi MI Max OPPO A57s
Battery Capacity (Battery Size) 4850 mAh 5000 mAh OPPO A57s has larger battery capacity than Xiaomi MI Max.
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
Battery Technology Lithium Ion -
CELLULAR Xiaomi MI Max OPPO A57s
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 6.0 (Marshmallow) ColorOS 12.1 (based on Android 12)
User Interface MIUI 8 -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Xiaomi MI Max OPPO A57s
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, LTE VoLTE, FDD-LTE, TDD-LTE, VoWiFi
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X 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 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 2600, 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 4.2 Bluetooth 5.3 BLE
Bluetooth Profiles A2DP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi MI Max OPPO A57s
Supported Digital Audio Standards WAV, MP3, FLAC, eAAC+ 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 XviD, MPEG-4, WMV, DivX, H.265 MKV, FLV, AVI, MOV, ASF, 3GP, M4V, TS, M2TS, WebM, MP4
Sound Enhancements - Dirac sound technologies
FEATURES Xiaomi MI Max OPPO A57s
Phone Functions Speakerphone, call timer, conference call, flight mode, vibrating alert -
Sensors Accelerometer, proximity sensor, digital compass, gyro sensor Accelerometer, proximity sensor, magnetometer, gravity sensor, brightness sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader (side)
Additional Phone Features Active noise-cancellation 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 OPPO A57s
Included Accessories Power adapter SIM card removal tool, USB-C charging cable, protective film, SuperVOOC 33W power adapter
Compliant Standards - IPX4
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