Xiaomi Redmi Note 9 Pro vs. Xiaomi Redmi A1

Phone Comparison, Reviews and Tests

Side by side comparison and review of Xiaomi Redmi Note 9 Pro and Xiaomi Redmi A1. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

Xiaomi Redmi Note 9 Pro vs. Xiaomi Redmi A1 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi Redmi Note 9 Pro Xiaomi Redmi A1
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 165.75 mm 164.9 mm Xiaomi Redmi Note 9 Pro has greater height than Xiaomi Redmi A1.
Width 76.68 mm 76.75 mm Xiaomi Redmi A1 has greater width than Xiaomi Redmi Note 9 Pro.
Depth 8.8 mm 9.09 mm Xiaomi Redmi Note 9 Pro is narrower than Xiaomi Redmi Note 9 Pro.
Weight 209 g 192 g Xiaomi Redmi A1 is lighter than Xiaomi Redmi Note 9 Pro.
Body Colour Interstellar grey | Tropical green Light green
Body Material Curved 3D glass, Gorilla glass 5 -
Protection Splashproof -
Waterproof (Water-resistant) - -
SAR Value 2.07 W/kg (limb), 1.021 W/kg (body), 0.662 W/kg (head) 0.997 W/kg (body), 0.846 W/kg (head), 2.541 W/kg (limb)
Integrated Components Ultra-linear speaker FM radio
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM -
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Xiaomi Redmi Note 9 Pro Xiaomi Redmi A1
Display Type LCD display -
Screen Size (Display Size) 6.67" 6.52" Xiaomi Redmi Note 9 Pro has larger screen size than Xiaomi Redmi A1.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 1600 x 720 pixels Xiaomi Redmi Note 9 Pro has better screen resolution than Xiaomi Redmi A1.
Display Format Full HD+ HD+
Aspect Ratio - 20:9
Max Brightness 450 cd/m² -
Contrast Ratio 1500:1 -
Display Features Reading mode 2.0, Dot Display Night light screen, Dot Drop display
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) -
PROCESSOR Xiaomi Redmi Note 9 Pro Xiaomi Redmi A1
Processor Type (CPU) Qualcomm Snapdragon 720G MediaTek Helio A22
Clock Speed 2.3 GHz 2 GHz Xiaomi Redmi Note 9 Pro has higher clock speed than Xiaomi Redmi A1.
Processor Core Qty 8-core Quad-core Xiaomi Redmi Note 9 Pro has higher processor core quantity than Xiaomi Redmi A1.
64-bit Architecture Yes - Xiaomi Redmi Note 9 Pro has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 618 -
MEMORY Xiaomi Redmi Note 9 Pro Xiaomi Redmi A1
RAM 6 GB LPDDR4X SDRAM - 2 GB Xiaomi Redmi Note 9 Pro has more RAM than Xiaomi Redmi A1.
Internal Memory Size (Storage Capacity) 64 GB 32 GB Xiaomi Redmi Note 9 Pro has more internal memory than Xiaomi Redmi A1.
Memory Interface - eMMC 5.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA Xiaomi Redmi Note 9 Pro Xiaomi Redmi A1
MAIN CAMERA
Number of Main Cameras 4 2
Sensor Resolution 64 Megapixel 8 Megapixel Xiaomi Redmi Note 9 Pro has better camera resolution than Xiaomi Redmi A1.
Sensor Size 1/1.72" -
Lens Aperture F/1.89 F/2.0 Xiaomi Redmi Note 9 Pro has better lens aperture than Xiaomi Redmi Note 9 Pro.
Lens Construction 6-element -
Field of View (FoV) 79.8 degree(s) -
Pixel Size 0.8 μm -
Focus Adjustment Automatic -
Special Effects HDR, Kaleidoscope HDR
Camera Modes Burst mode, Panorama, night mode, Smart ultra-wide angle mode, Photo timer, Custom watermark, Documents, Beautify, Levelling, Cinematic portraits Time-lapse mode, portrait mode, Short video mode
Face Recognition (Face ID) Face recognition - Xiaomi Redmi Note 9 Pro has face detection.
Light Source Flash 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, Slo-mo video 1280 x 720 (720p) at 960 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) 4-in-1 Super Pixel, AI scene detection, Portrait mode with background blurring, Ultra wide-angle edge distortion correction, AI Quad camera, Steady handheld night photography, full screen frame, AI watermark AI Dual camera
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 8 Megapixel Both phones have the same second camera resolution.
Sensor Size (2nd Camera) 1/4" -
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) -
Pixel Size (2nd Camera) 1.12 μm -
Camera Features (2nd Camera) 5-piece lens -
THIRD CAMERA
Sensor Resolution (3rd Camera) 5 Megapixel -
Sensor Size (3rd Camera) 1/5" -
Lens Aperture (3rd Camera) F/2.4 -
Pixel Size (3rd Camera) 1.12 μm -
Camera Functions (3rd Camera) Macro camera -
Camera Features (3rd Camera) AF (2cm-10cm) -
FOURTH CAMERA
Sensor Resolution (4th Camera) 2 Megapixel -
Sensor Size (4th Camera) 1/5" -
Lens Aperture (4th Camera) F/2.4 -
Pixel Size (4th Camera) 1.75 μm -
Camera Functions (4th Camera) Depth camera -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 16 Megapixel 5 Megapixel Xiaomi Redmi Note 9 Pro has better front camera resolution than Xiaomi Redmi A1.
Sensor Size (Front) 1/3.06" -
Lens Aperture (Front) F/2.48 F/2.2 Xiaomi Redmi A1 has better front lens aperture than Xiaomi Redmi Note 9 Pro.
Field of View (Front) 82.4 degree(s) -
Pixel Size (Front) 1 μm -
Special Effects (Front) HDR -
Camera Modes (Front) Panoramic selfies, AI portrait mode, AI Beautify, Slo-mo Selfie Beautify
Face Recognition (Face ID) Face recognition - Xiaomi Redmi Note 9 Pro has face detection.
Light Source (Front) Display flash -
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) AI scene detection, Palm shutter, AI silhouette detection AI Selfie
BATTERY AND CHARGING Xiaomi Redmi Note 9 Pro Xiaomi Redmi A1
Battery Capacity (Battery Size) 5020 mAh 5000 mAh Xiaomi Redmi Note 9 Pro has larger battery capacity than Xiaomi Redmi A1.
Fast Charging Technology Qualcomm Quick Charge 4.0 - Xiaomi Redmi Note 9 Pro has fast charging technology.
Standby Time - 746 hours
Talk Time 1980 minutes 1800 minutes Xiaomi Redmi Note 9 Pro has longer battery life when making calls than Xiaomi Redmi A1.
Run Time Details Talk: up to 1980 min
Gaming: up to 13 hrs
Playback (Music): up to 147 hrs
Navigation: up to 16 hrs
Talk: up to 1800 min
Standby: up to 746 hrs
Playback (video): up to 22 hrs
Playback (Music): up to 161 hrs
Battery Technology Lithium Ion -
CELLULAR Xiaomi Redmi Note 9 Pro Xiaomi Redmi A1
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 10 Android 12 (Go edition)
User Interface MIUI 11 -
Payment Technology Google Pay -
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi Redmi Note 9 Pro Xiaomi Redmi A1
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1900 GSM, 2100 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 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 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, 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 IEEE 802.11a/b/g/n/ac Wi-Fi
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC Yes - Xiaomi Redmi Note 9 Pro has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi Redmi Note 9 Pro Xiaomi Redmi A1
Supported Digital Audio Standards WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio) -
Supported Digital Video Standards MKV, XviD, M4V, MP4 -
Audio Amplifier Smart PA -
FEATURES Xiaomi Redmi Note 9 Pro Xiaomi Redmi A1
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, digital compass, gyro sensor, distance sensor, infrared (IR) sensor, In-screen ambient light sensor Accelerometer
Security Devices Face recognition, fingerprint reader (side) -
Additional Phone Features Infrared remote control, AI face unlock, Qualcomm 5th generation AI Engine, Z-axis linear vibration motor Fast Charging
OTHERS Xiaomi Redmi Note 9 Pro Xiaomi Redmi A1
Included Accessories Protective cover, SIM card removal tool, USB-C cable, 33W charger USB cable, SIM card removal tool, 10W charger
Compliant Standards TUV Rheinland Low Blue Light Certification -
Other projects: