Xiaomi MI A3 vs. Xiaomi Redmi Note 8

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI A3 and Xiaomi Redmi Note 8. 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. Xiaomi Redmi Note 8 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI A3 Xiaomi Redmi Note 8
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 153.48 mm 158.3 mm Xiaomi Redmi Note 8 has greater height than Xiaomi MI A3.
Width 71.85 mm 75.3 mm Xiaomi Redmi Note 8 has greater width than Xiaomi MI A3.
Depth 8.475 mm 8.35 mm Xiaomi Redmi Note 8 is narrower than Xiaomi MI A3.
Weight 173.8 g 190 g Xiaomi MI A3 is lighter than Xiaomi MI A3.
Body Colour Kind of grey Moonlight white | Space black | Neptune blue
Body Material Corning Gorilla Glass 5 Corning Gorilla Glass 5
Protection - Splash-resistant
Waterproof (Water-resistant) - -
SAR Value 2.34 W/kg (limb), 1.097 W/kg (body), 0.301 W/kg (head) -
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
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Xiaomi MI A3 Xiaomi Redmi Note 8
Display Type OLED display LCD display
Display Technology AMOLED -
Screen Size (Display Size) 6.088" 6.3" Xiaomi Redmi Note 8 has larger screen size than Xiaomi MI A3.
Screen Resolution (Display Resolution) 1560 x 720 pixels 2340 x 1080 pixels Xiaomi Redmi Note 8 has better screen resolution than Xiaomi MI A3.
Display Format HD+ Full HD+
Aspect Ratio 19.5:9 19.5:9
Contrast Ratio 60000:1 1500:1 Xiaomi MI A3 has better display contrast ratio than Xiaomi Redmi Note 8.
Display Enhancement Technology - Sunlight mode
Display Features 2.5D Glass, Dot Drop display Eye protection mode, Colour temperature adjustment, night mode, Dot Drop display
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR Xiaomi MI A3 Xiaomi Redmi Note 8
Processor Type (CPU) Qualcomm Snapdragon 665 Qualcomm Snapdragon 665
Clock Speed 2 GHz 2 GHz Both phones have the same clock speed.
Processor Core Qty 8-core -
Graphics System (GPU) Qualcomm ADRENO 610 Qualcomm ADRENO 610
MEMORY Xiaomi MI A3 Xiaomi Redmi Note 8
RAM LPDDR4X SDRAM - 4 GB 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 64 GB 64 GB Both phones have the same internal memory capacity.
Supported Flash Memory Cards (Expandable Memory) Up to 256 GB microSDHC, microSDXC
CAMERA Xiaomi MI A3 Xiaomi Redmi Note 8
MAIN CAMERA
Number of Main Cameras 3 4
Sensor Resolution 48 Megapixel 48 Megapixel Both phones have the same camera resolution.
Sensor Size 1/2" 1.2" Xiaomi MI A3 has better camera sensor size than Xiaomi Redmi Note 8.
Lens Aperture F/1.79 F/1.75 Xiaomi Redmi Note 8 has better lens aperture than Xiaomi MI A3.
Lens Construction 6-element 6-element
Field of View (FoV) - 79.4 degree(s)
Pixel Size 1.6 μm 0.8 μm Xiaomi MI A3 has larger camera pixel size than Xiaomi Redmi Note 8.
Focus Adjustment Automatic Automatic
Special Effects - HDR
Camera Modes AI portrait mode Burst mode, Panorama, Pro mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Beautify
Face Recognition (Face ID) - Face recognition Xiaomi Redmi Note 8 has face detection.
Light Source Flash Single tone LED flash
Still Image Resolutions - 8000 x 6000
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, 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
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, 4-in-1 Super Pixel, AI scene detection, Portrait mode with background blurring, Portrait mode background blur adjustment, Ultra wide-angle edge distortion correction, Steady handheld night photography, levelling, full screen frame
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 8 Megapixel Both phones have the same second camera resolution.
Lens Type (2nd Camera) Ultra wide-angle lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.2 F/2.2 Both phones have the same second camera lens aperture.
Field of View (2nd Camera) 118 degree(s) 120 degree(s) Xiaomi Redmi Note 8 has larger second camera lens field of view than Xiaomi MI A3.
Pixel Size (2nd Camera) - 1.12 μm
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
Pixel Size (3rd Camera) - 1.75 μm
Camera Functions (3rd Camera) Depth camera Macro camera
FOURTH CAMERA
Sensor Resolution (4th Camera) - 2 Megapixel
Lens Aperture (4th Camera) - F/2.4
Pixel Size (4th Camera) - 1.75 μm
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 32 Megapixel 13 Megapixel Xiaomi MI A3 has better front camera resolution than Xiaomi Redmi Note 8.
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) 1.6 μm 1.12 μm Xiaomi MI A3 has larger front camera pixel size than Xiaomi Redmi Note 8.
Focus Adjustment Focus free -
Camera Modes (Front) Selfie panorama, AI portrait mode, AI Beautify Panorama, Hand Gesture, Portrait, Beautify
Face Recognition (Face ID) - Face recognition Xiaomi Redmi Note 8 has face detection.
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 Self-timer, camera display brightness correction, AI seperation, selfie mirror, blur adjustment, full screen frame
BATTERY AND CHARGING Xiaomi MI A3 Xiaomi Redmi Note 8
Battery Capacity (Battery Size) 4030 mAh 4000 mAh Xiaomi MI A3 has larger battery capacity than Xiaomi Redmi Note 8.
Fast Charging Technology Qualcomm Quick Charge 3.0 - Xiaomi MI A3 has fast charging technology.
Recharge Time (Charging Time) - 2 hour(s)
Battery Technology - Lithium polymer
CELLULAR Xiaomi MI A3 Xiaomi Redmi Note 8
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Intelligent Assistant Google Assistant -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS Xiaomi MI A3 Xiaomi Redmi Note 8
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1900 GSM, 2100 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 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 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40
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 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, 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 4.2
Messaging Services SMS, MMS SMS, MMS
MEDIA Xiaomi MI A3 Xiaomi Redmi Note 8
Supported Digital Audio Standards WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB WAV, AAC, AMR, MP3, FLAC
Supported Digital Video Standards MKV, XviD, H.264, M4V, MPEG4-ASP, MPEG-4 SP, MP4 MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC
Audio Amplifier - Smart PA
FEATURES Xiaomi MI A3 Xiaomi Redmi Note 8
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, vibration sensor Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor
Security Devices Fingerprint reader (under display) Fingerprint reader
Additional Phone Features AI face unlock Infrared remote control, Dual microphones, Fast Charging, AI Engine, auto cleaning speaker
OTHERS Xiaomi MI A3 Xiaomi Redmi Note 8
Included Accessories Power adapter, SIM card removal tool, USB-C cable, soft case Power adapter, SIM card removal tool, USB-C cable, soft case
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