Xiaomi MI Max 3 vs. OPPO Reno4 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI Max 3 and OPPO Reno4 5G. 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 Reno4 5G Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI Max 3 OPPO Reno4 5G
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2091
Form Factor Touch Touch
Height 176.15 mm 159.3 mm Xiaomi MI Max 3 has greater height than OPPO Reno4 5G.
Width 87.4 mm 74 mm Xiaomi MI Max 3 has greater width than OPPO Reno4 5G.
Depth 7.99 mm 7.8 mm OPPO Reno4 5G is narrower than Xiaomi MI Max 3.
Weight 221 g 183 g OPPO Reno4 5G is lighter than Xiaomi MI Max 3.
Body Colour - Space black | Galactic blue
Waterproof (Water-resistant) - -
IP rating - IP54
SAR Value 1.417 W/kg (body), 1.584 W/kg (head) 0.886 W/kg (head), 1.155 W/kg (body), 2.165 W/kg (limb)
Connector Type 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 Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Xiaomi MI Max 3 OPPO Reno4 5G
Display Type LCD display OLED display
Display Technology IPS AMOLED
Screen Size (Display Size) 6.9" 6.4" Xiaomi MI Max 3 has larger screen size than OPPO Reno4 5G.
Screen Resolution (Display Resolution) 2160 x 1080 pixels 2400 x 1080 pixels OPPO Reno4 5G has better screen resolution than Xiaomi MI Max 3.
Display Format Full HD+ Full HD+
Pixel Density - 409 ppi
Aspect Ratio 18:9 20:9
Max Brightness 520 cd/m² 800 cd/m² OPPO Reno4 5G 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 800000:1 OPPO Reno4 5G has better display contrast ratio than Xiaomi MI Max 3.
Display Refresh Rate - 60 Hz
Display Features Night Display, Sunlight Display, Reading mode, Colour temperature adjustment DCI-P3 Wide colour gamut, Dark mode, 180Hz sampling rate
Display Protection (Screen Protector) - Corning Gorilla Glass (scratch resistant glass)
PROCESSOR Xiaomi MI Max 3 OPPO Reno4 5G
Processor Type (CPU) Qualcomm Snapdragon 636 Qualcomm Snapdragon 765G
Clock Speed 1.8 GHz 2.4 GHz OPPO Reno4 5G 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 Qualcomm ADRENO 620
MEMORY Xiaomi MI Max 3 OPPO Reno4 5G
RAM LPDDR4X SDRAM - 4 GB LPDDR4X SDRAM - 8 GB OPPO Reno4 5G has more RAM than Xiaomi MI Max 3.
Internal Memory Size (Storage Capacity) 64 GB 128 GB OPPO Reno4 5G has more internal memory than Xiaomi MI Max 3.
Memory Interface - UFS 2.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB -
CAMERA Xiaomi MI Max 3 OPPO Reno4 5G
MAIN CAMERA
Number of Main Cameras 2 3
Sensor Resolution 12 Megapixel 48 Megapixel OPPO Reno4 5G has better camera resolution than Xiaomi MI Max 3.
Sensor Size - 1/2"
Sensor Name - Sony Exmor RS IMX586 sensor
Lens Aperture F/1.9 F/1.7 OPPO Reno4 5G has better lens aperture than Xiaomi MI Max 3.
Lens Construction - 6-element
Pixel Size - 0.8 μm
Focus Adjustment Automatic Automatic
Laser Auto Focus - Yes
Minimum Focal Length (Focal Distance) - 26 mm
Special Effects HDR HDR, Bokeh effect
Camera Modes Burst mode, Panorama, AI portrait mode Time-lapse mode, night mode, Expert Mode, Text, AI Beautify, AI Portait, Pano mode, Dazzle Colour Mode
Face Recognition (Face ID) Face recognition - Xiaomi MI Max 3 has face detection.
Light Source Dual LED flash LED flash
Still Image Resolutions - 8000 x 6000
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, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, 1280 x 720 (720p) at 60 fps
Camera Features (Functions) Dual Pixel Autofocus technology, AI scene detection Noise reduction, Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), Closed loop processing, 4-in-1 Pixel technology, Ultra Steady Video, contrast detection auto-focus (CDAF), laser detection auto focus (LDAF)
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 8 Megapixel OPPO Reno4 5G has better second camera resolution than Xiaomi MI Max 3.
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Lens Element Qty (2nd Camera) - 5-element
Field of View (2nd Camera) - 119 degree(s)
Minimum Focal Length (2nd Camera) - 16 mm
Camera Functions (2nd Camera) - Monochrome
Camera Modes (2nd Camera) - Ultra Night Mode 3.0
Camera Features (2nd Camera) - 5-piece lens, Ultra Steady Video Pro
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Lens Element Qty (3rd Camera) - 3-element
FRONT CAMERA
Number of Front Cameras 1 2
Sensor Resolution (Front) 8 Megapixel 32 Megapixel OPPO Reno4 5G has better front camera resolution than Xiaomi MI Max 3.
Sensor Name (Front) - Sony Exmor RS IMX616 sensor
Lens Aperture (Front) F/2.0 F/2.4 Xiaomi MI Max 3 has better front lens aperture than Xiaomi MI Max 3.
Lens Element Qty (Front) - 5-element
Pixel Size (Front) - 0.8 μm
Camera Modes (Front) AI portrait mode, AI Beautify Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, AI Beauty, Portrait
Face Recognition (Face ID) Face detection - Xiaomi MI Max 3 has face detection.
Light Source (Front) - Display flash
Still Image Resolutions (Front) - 6560 x 4928
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) - Electronic Image Stabiliser (EIS), 5P lens
SECOND FRONT CAMERA
Sensor Resolution (2nd Front) - 2 Megapixel
Lens Aperture (2nd Front) - F/2.4
Pixel Size (2nd Front) - 1.75 μm
Camera Functions (2nd Front) - Portait camera
Camera Features (2nd Front) - 3-piece lens
BATTERY AND CHARGING Xiaomi MI Max 3 OPPO Reno4 5G
Battery Capacity (Battery Size) 5500 mAh 4020 mAh Xiaomi MI Max 3 has larger battery capacity than OPPO Reno4 5G.
Fast Charging Technology Qualcomm Quick Charge 3.0 SuperVOOC 2.0 Flash Charge Both phones have fast charging technology.
Recharge Time (Charging Time) - 36 min
Standby Time 474 hours 390 hours Xiaomi MI Max 3 has longer standby time than OPPO Reno4 5G.
Talk Time - 1560 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
Standby: up to 390 hrs
Talk: up to 1560 min
Playback (Music): up to 37 hrs
Playback (video): up to 17.1 hrs
CELLULAR Xiaomi MI Max 3 OPPO Reno4 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G OPPO Reno4 5G has more advanced generation mobile network.
Operating System Android 8.1 Oreo ColorOS 7.2 (based on Android 10)
User Interface MIUI 10 -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Xiaomi MI Max 3 OPPO Reno4 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, VoLTE FDD-LTE, TDD-LTE, 5G NR FR1
2G Band - 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency 2100, 1900, 850, 900 2100, 1900, 1700, 850, 800, 900, 800
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 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 32, Band 38, Band 39, Band 40, Band 41, Band 66
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 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, FDD 1500 L, 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 Infrared (IrDA), IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 Bluetooth 5.1
NFC - Yes OPPO Reno4 5G has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi MI Max 3 OPPO Reno4 5G
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, OGG, APE (Monkey's Audio), apt-X, LDAC, MID, SBC, apt-X HD, APTX-TWS+
Supported Digital Video Standards MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, MPEG4-ASP MKV, FLV, AVI, MOV, WMV, 3GP, MP4
Sound Enhancements - Dolby Atmos sound technology
FEATURES Xiaomi MI Max 3 OPPO Reno4 5G
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert 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, ambient light sensor, proximity sensor, pedometer, gyro sensor, geomagnetic sensor, gravity sensor
Security Devices Fingerprint reader Fingerprint reader (under display)
Additional Phone Features Face Unlock, infrared remote control, Split Screen MU-MIMO technology, Google Lens
OTHERS Xiaomi MI Max 3 OPPO Reno4 5G
Included Accessories Power adapter, SIM card removal tool, USB-C cable Headphones, power adapter, SIM card removal tool, USB-C cable, protective case
Compliant Standards - IP54, TUV Rheinland Certified Safe Fast-Charge System
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