Xiaomi MI A3 vs. Xiaomi Redmi Note 12 Pro 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI A3 and Xiaomi Redmi Note 12 Pro 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 A3 vs. Xiaomi Redmi Note 12 Pro 5G Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI A3 Xiaomi Redmi Note 12 Pro 5G
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 153.48 mm 162.9 mm Xiaomi Redmi Note 12 Pro 5G has greater height than Xiaomi MI A3.
Width 71.85 mm 76 mm Xiaomi Redmi Note 12 Pro 5G has greater width than Xiaomi MI A3.
Depth 8.475 mm 7.9 mm Xiaomi Redmi Note 12 Pro 5G is narrower than Xiaomi MI A3.
Weight 173.8 g 187 g Xiaomi MI A3 is lighter than Xiaomi MI A3.
Body Colour Kind of grey Midnight black
Body Material Corning Gorilla Glass 5 -
Waterproof (Water-resistant) - - Xiaomi Redmi Note 12 Pro 5G is waterproof.
SAR Value 2.34 W/kg (limb), 1.097 W/kg (body), 0.301 W/kg (head) 0.99 W/kg (body), 0.99 W/kg (head), 2.59 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 -
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Xiaomi MI A3 Xiaomi Redmi Note 12 Pro 5G
Display Type OLED display OLED display
Display Technology AMOLED Flow AMOLED
Screen Size (Display Size) 6.088" 6.67" Xiaomi Redmi Note 12 Pro 5G has larger screen size than Xiaomi MI A3.
Screen Resolution (Display Resolution) 1560 x 720 pixels 2400 x 1080 pixels Xiaomi Redmi Note 12 Pro 5G has better screen resolution than Xiaomi MI A3.
Display Format HD+ Full HD+
Aspect Ratio 19.5:9 -
Max Brightness - 900 cd/m²
Contrast Ratio 60000:1 5000000:1 Xiaomi Redmi Note 12 Pro 5G has better display contrast ratio than Xiaomi MI A3.
HDR - Yes Xiaomi Redmi Note 12 Pro 5G has HDR.
HDR Technology - HDR10+
Display Enhancement Technology - Dolby Vision
Display Refresh Rate - 120 Hz
Display Features 2.5D Glass, Dot Drop display Reading mode, Sunlight mode, 100% DCI-P3
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 12 Pro 5G
Processor Type (CPU) Qualcomm Snapdragon 665 MediaTek Dimensity 1080
Clock Speed 2 GHz 2.6 GHz Xiaomi Redmi Note 12 Pro 5G 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 ARM Mali-G68
MEMORY Xiaomi MI A3 Xiaomi Redmi Note 12 Pro 5G
RAM LPDDR4X SDRAM - 4 GB LPDDR4X SDRAM - 6 GB Xiaomi Redmi Note 12 Pro 5G has more RAM than Xiaomi MI A3.
Internal Memory Size (Storage Capacity) 64 GB 128 GB Xiaomi Redmi Note 12 Pro 5G 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 Xiaomi Redmi Note 12 Pro 5G
MAIN CAMERA
Number of Main Cameras 3 3
Sensor Resolution 48 Megapixel 50 Megapixel Xiaomi Redmi Note 12 Pro 5G has better camera resolution than Xiaomi MI A3.
Sensor Size 1/2" 1/1.56" Xiaomi MI A3 has better camera sensor size than Xiaomi Redmi Note 12 Pro 5G.
Sensor Name - Sony Exmor RS IMX766 sensor
Lens Aperture F/1.79 F/1.88 Xiaomi MI A3 has better lens aperture than Xiaomi MI A3.
Lens Construction 6-element 6-element
Pixel Size 1.6 μm -
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) Xiaomi Redmi Note 12 Pro 5G has optical stabilisation.
Focus Adjustment Automatic Automatic
Camera Modes AI portrait mode -
Light Source Flash LED 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, 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, Slo-mo video 1280 x 720 (720p) at 960 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 4-in-1 to 2μm pixel, Ecosphere engine, Colour engine, Bionic sensing, Accelerating engine, Optic fusion
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) 119 degree(s) Xiaomi Redmi Note 12 Pro 5G has larger second camera lens field of view than Xiaomi MI A3.
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
Camera Functions (3rd Camera) Depth camera Macro camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 32 Megapixel 16 Megapixel Xiaomi MI A3 has better front camera resolution than Xiaomi Redmi Note 12 Pro 5G.
Lens Aperture (Front) F/2.0 -
Lens Element Qty (Front) 5-element -
Field of View (Front) 79 degree(s) -
Pixel Size (Front) 1.6 μm -
Focus Adjustment Focus free -
Camera Modes (Front) Selfie panorama, AI portrait mode, AI Beautify -
Video Resolutions (Front) 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 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 1280 x 720 (720p) at 120 fps
Camera Features (Front) 4-in-1 Super Pixel technology, AI scene detection, 12 different scenes, AI Selfie, Palm shutter, AI face unlock -
BATTERY AND CHARGING Xiaomi MI A3 Xiaomi Redmi Note 12 Pro 5G
Battery Capacity (Battery Size) 4030 mAh 5000 mAh Xiaomi Redmi Note 12 Pro 5G has larger battery capacity than Xiaomi MI A3.
Fast Charging Technology Qualcomm Quick Charge 3.0 Turbo charging Both phones have fast charging technology.
Run Time Details - Continuous browsing: up to 7 hrs
Playback (video): up to 10 hrs
Gaming: up to 4 hrs
CELLULAR Xiaomi MI A3 Xiaomi Redmi Note 12 Pro 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Xiaomi Redmi Note 12 Pro 5G has more advanced generation mobile network.
Operating System - Android 12
User Interface - MIUI 14
Intelligent Assistant Google Assistant -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi MI A3 Xiaomi Redmi Note 12 Pro 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE, 5G NR FR1
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 2, Band 4, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 800, 900, 800
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 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 32, Band 38, Band 40, Band 41, Band 66
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 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, 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, FDD AWS-3, 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/ax
Bluetooth Bluetooth 5.0 Bluetooth 5.2
NFC - Yes Xiaomi Redmi Note 12 Pro 5G has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi MI A3 Xiaomi Redmi Note 12 Pro 5G
Supported Digital Audio Standards WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB WAV, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), AWB
Supported Digital Video Standards MKV, XviD, H.264, M4V, MPEG4-ASP, MPEG-4 SP, MP4 MKV, AVI, 3GP, M4V, 3G2, MP4
Sound Enhancements - Dolby Atmos sound technology, Hi-Res audio certified, Hi-Res audio wireless
FEATURES Xiaomi MI A3 Xiaomi Redmi Note 12 Pro 5G
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, ambient light sensor, proximity sensor, digital compass, gyroscope
Security Devices Fingerprint reader (under display) Face recognition, fingerprint reader (side)
Security Technology - AI face unlock
Additional Phone Features AI face unlock Dual stereo speakers, X-axis linear vibration motor, graphite cooling, IR blaster
OTHERS Xiaomi MI A3 Xiaomi Redmi Note 12 Pro 5G
Included Accessories Power adapter, SIM card removal tool, USB-C cable, soft case SIM card removal tool, USB-C cable, protective case, 67W turbo power adapter
Other projects: