Xiaomi MI A3 vs. OPPO Reno7

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI A3 and OPPO Reno7. 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 A3 vs. OPPO Reno7 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI A3 OPPO Reno7
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2363
Form Factor Touch Touch
Height 153.48 mm 159.9 mm OPPO Reno7 has greater height than Xiaomi MI A3.
Width 71.85 mm 73.2 mm OPPO Reno7 has greater width than Xiaomi MI A3.
Depth 8.475 mm 7.54 mm OPPO Reno7 is narrower than Xiaomi MI A3.
Weight 173.8 g 175 g Xiaomi MI A3 is lighter than Xiaomi MI A3.
Body Colour Kind of grey Sunset orange | Cosmic black
Body Material Corning Gorilla Glass 5 Fibreglass leather
Protection - Splashproof
Waterproof (Water-resistant) - - OPPO Reno7 is waterproof.
IP rating - IPX4
SAR Value 2.34 W/kg (limb), 1.097 W/kg (body), 0.301 W/kg (head) 1.03 W/kg (body), 0.8 W/kg (head), 2.36 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
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM, nanoUIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Xiaomi MI A3 OPPO Reno7
Display Type OLED display OLED display
Display Technology AMOLED AMOLED
Screen Size (Display Size) 6.088" 6.43" OPPO Reno7 has larger screen size than Xiaomi MI A3.
Screen Resolution (Display Resolution) 1560 x 720 pixels 2400 x 1080 pixels OPPO Reno7 has better screen resolution than Xiaomi MI A3.
Display Format HD+ -
Pixel Density - 409 ppi
Aspect Ratio 19.5:9 -
Max Brightness - 600 cd/m²
Colour Depth - 16.7 million colours
Contrast Ratio 60000:1 -
HDR - Yes OPPO Reno7 has HDR.
Display Refresh Rate - 90 Hz
Touch Sampling Rate - 180 Hz
Display Features 2.5D Glass, Dot Drop display Eye Care, sRGB support, 97% NTSC, High brightness mode, Vivid mode, 95% DCI-P3, adaptive sleep
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR Xiaomi MI A3 OPPO Reno7
Processor Type (CPU) Qualcomm Snapdragon 665 Qualcomm Snapdragon 680
Clock Speed 2 GHz 2.4 GHz OPPO Reno7 has higher clock speed than Xiaomi MI A3.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) Qualcomm ADRENO 610 Qualcomm ADRENO 610
MEMORY Xiaomi MI A3 OPPO Reno7
RAM LPDDR4X SDRAM - 4 GB LPDDR4X SDRAM - 8 GB + up to 5 GB virtual extension OPPO Reno7 has more RAM than Xiaomi MI A3.
Internal Memory Size (Storage Capacity) 64 GB 128 GB OPPO Reno7 has more internal memory than Xiaomi MI A3.
Memory Interface - UFS 2.2
Supported Flash Memory Cards (Expandable Memory) Up to 256 GB -
CAMERA Xiaomi MI A3 OPPO Reno7
MAIN CAMERA
Number of Main Cameras 3 3
Sensor Resolution 48 Megapixel 64 Megapixel OPPO Reno7 has better camera resolution than Xiaomi MI A3.
Sensor Size 1/2" -
Lens Aperture F/1.79 F/1.7 OPPO Reno7 has better lens aperture than Xiaomi MI A3.
Lens Construction 6-element 6-element
Field of View (FoV) - 79 degree(s)
Pixel Size 1.6 μm -
Focus Adjustment Automatic Automatic
Special Effects - Stickers
Camera Modes AI portrait mode Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, Portrait, Extra HD, 108MP mode, Text scanner, Bokeh Flare Portrait
Light Source Flash Flash
Video Resolutions 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, Slo-mo video 1280 x 720 (720p) at 120 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), 4-in-1 Super Pixel, AI scene detection, AI Triple camera, 27 different scenes EIS video stabilisation, Google Lens, multi-frame photo capture, open-loop motor
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 2 Megapixel Xiaomi MI A3 has better second camera resolution than OPPO Reno7.
Lens Type (2nd Camera) Ultra wide-angle lens Microlens
Lens Aperture (2nd Camera) F/2.2 F/3.3 Xiaomi MI A3 has better second camera lens aperture than Xiaomi MI A3.
Lens Element Qty (2nd Camera) - 3-element
Field of View (2nd Camera) 118 degree(s) 65 degree(s) Xiaomi MI A3 has larger second camera lens field of view than OPPO Reno7.
Camera Modes (2nd Camera) - Microscope
Camera Features (2nd Camera) - IR lens
THIRD CAMERA
Sensor Resolution (3rd Camera) 2 Megapixel 2 Megapixel Both phones have the same third camera resolution.
Lens Aperture (3rd Camera) - F/2.4
Lens Element Qty (3rd Camera) - 3-element
Field of View (3rd Camera) - 89 degree(s)
Camera Functions (3rd Camera) Depth camera Depth camera
Camera Features (3rd Camera) - Monochrome, IR lens
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 32 Megapixel 32 Megapixel Both phones have the same front camera resolution.
Sensor Name (Front) - Sony IMX709 sensor
Lens Aperture (Front) F/2.0 F/2.4 Xiaomi MI A3 has better front lens aperture than Xiaomi MI A3.
Lens Element Qty (Front) 5-element 5-element
Field of View (Front) 79 degree(s) 85 degree(s) OPPO Reno7 has larger front lens field of view than Xiaomi MI A3.
Pixel Size (Front) 1.6 μm -
Focus Adjustment Focus free -
Special Effects (Front) - HDR, Stickers
Camera Modes (Front) Selfie panorama, AI portrait mode, AI Beautify Panorama, Time-lapse mode, night mode, Portrait, Bokeh Flare Portrait
Video Resolutions (Front) 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) 4-in-1 Super Pixel technology, AI scene detection, 12 different scenes, AI Selfie, Palm shutter, AI face unlock Video stabilisation
BATTERY AND CHARGING Xiaomi MI A3 OPPO Reno7
Battery Capacity (Battery Size) 4030 mAh 4500 mAh OPPO Reno7 has larger battery capacity than Xiaomi MI A3.
Fast Charging Technology Qualcomm Quick Charge 3.0 SuperVOOC Flash Charge technology Both phones have fast charging technology.
CELLULAR Xiaomi MI A3 OPPO Reno7
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System - ColorOS 12.1 (based on Android 12)
Intelligent Assistant Google Assistant -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Xiaomi MI A3 OPPO Reno7
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE FDD-LTE, TD-LTE
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 4, Band 5, Band 8 Band 1, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40 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 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300 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 5.1 LE
Bluetooth Profiles - SBC
NFC - Yes OPPO Reno7 has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi MI A3 OPPO Reno7
Supported Digital Audio Standards WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB AAC, apt-X, LDAC, SBC, apt-X HD
Supported Digital Video Standards MKV, XviD, H.264, M4V, MPEG4-ASP, MPEG-4 SP, MP4 -
FEATURES Xiaomi MI A3 OPPO Reno7
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, vibration sensor Accelerometer, proximity sensor, pedometer, digital compass, geomagnetic sensor, gravity sensor, optical sensor, gyroscope
Security Devices Fingerprint reader (under display) Fingerprint reader (under display), face recognition
Security Technology - Face Unlock
Additional Phone Features AI face unlock Air Gesture, Fast Charging, OTG Reverse Charge, Game focus mode
OTHERS Xiaomi MI A3 OPPO Reno7
Included Accessories Power adapter, SIM card removal tool, USB-C cable, soft case USB cable, power adapter, SIM card removal tool, protective case
Compliant Standards - IPX4, SGS Eye Care Display Certification
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