Xiaomi Redmi 9A vs. OPPO A53

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi Redmi 9A and OPPO A53. 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 Redmi 9A vs. OPPO A53 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi Redmi 9A OPPO A53
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2127
Form Factor Touch Touch
Height 164.9 mm 163.9 mm Xiaomi Redmi 9A has greater height than OPPO A53.
Width 77.07 mm 75.1 mm Xiaomi Redmi 9A has greater width than OPPO A53.
Depth 9 mm 8.4 mm OPPO A53 is narrower than Xiaomi Redmi 9A.
Weight 196 g 186 g OPPO A53 is lighter than Xiaomi Redmi 9A.
Body Colour Sky blue | Granite grey Electric black
Waterproof (Water-resistant) - -
SAR Value 0.398 W/kg (head), 1.186 W/kg (body), 2.526 W/kg (limb) 0.93 W/kg (body), 0.77 W/kg (head), 2.78 W/kg (limb)
Integrated Components FM radio -
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
USB Type-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Xiaomi Redmi 9A OPPO A53
Display Type - LCD display
Display Technology - LCD
Screen Size (Display Size) 6.53" 6.5" Xiaomi Redmi 9A has larger screen size than OPPO A53.
Screen Resolution (Display Resolution) 1600 x 720 pixels 1600 x 720 pixels Both phones have the same screen resolution.
Display Format HD+ HD+
Pixel Density - 269 ppi
Aspect Ratio 20:9 20:9
Max Brightness 400 cd/m² 480 cd/m² OPPO A53 has better display brightness than Xiaomi Redmi 9A.
Contrast Ratio 1500:1 1500:1 Both phones have the same display contrast ratio.
Display Enhancement Technology Blue light filter, Sunlight mode -
Display Refresh Rate - 90 Hz
Touch Sampling Rate - 120 Hz
Display Features Reading mode, Colour temperature adjustment, Dot Drop display -
PROCESSOR Xiaomi Redmi 9A OPPO A53
Processor Type (CPU) MediaTek Helio G25 Qualcomm Snapdragon 460
Clock Speed 2 GHz 1.8 GHz Xiaomi Redmi 9A has higher clock speed than OPPO A53.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) PowerVR GE8320 Qualcomm ADRENO 610
MEMORY Xiaomi Redmi 9A OPPO A53
RAM LPDDR4X SDRAM - 2 GB LPDDR4X SDRAM - 4 GB OPPO A53 has more RAM than Xiaomi Redmi 9A.
Internal Memory Size (Storage Capacity) 32 GB 64 GB OPPO A53 has more internal memory than Xiaomi Redmi 9A.
Memory Interface - UFS 2.1
Supported Flash Memory Cards (Expandable Memory) microSD microSDHC, microSD, microSDXC - up to 256 GB
CAMERA Xiaomi Redmi 9A OPPO A53
MAIN CAMERA
Number of Main Cameras 1 3
Sensor Resolution 13 Megapixel 13 Megapixel Both phones have the same camera resolution.
Sensor Size - 1/3.06"
Sensor Name - Omnivision OV13B sensor
Lens Aperture - F/2.2
Lens Construction - 5-element
Focus Adjustment Automatic Automatic
Digital Zoom - 6x
Special Effects HDR, Kaleidoscope -
Camera Modes AI portrait mode, AI Beautify 5.0 Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Ultra Night Mode 2.0
Face Recognition (Face ID) Face recognition - Xiaomi Redmi 9A has face detection.
Light Source Single tone LED flash LED flash
Still Image Resolutions - 4160 x 3120
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps -
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), AI scene detection AI Beautify, AI Quad camera
SECOND CAMERA
Sensor Resolution (2nd Camera) - 2 Megapixel
Sensor Name (2nd Camera) - GalaxyCore GC02M1B sensor
Lens Aperture (2nd Camera) - F/2.4
Camera Functions (2nd Camera) - Depth camera
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Sensor Name (3rd Camera) - GalaxyCore GC02K0 sensor
Lens Aperture (3rd Camera) - F/2.4
Lens Element Qty (3rd Camera) - 3-element
Camera Functions (3rd Camera) - Macro camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 8 Megapixel OPPO A53 has better front camera resolution than Xiaomi Redmi 9A.
Lens Aperture (Front) F/2.2 F/2.0 OPPO A53 has better front lens aperture than Xiaomi Redmi 9A.
Lens Element Qty (Front) - 5-element
Pixel Size (Front) 1.12 μm -
Special Effects (Front) HDR -
Camera Modes (Front) AI portrait mode, Portrait, AI Beautify 5.0 -
Face Recognition (Face ID) Face recognition - Xiaomi Redmi 9A has face detection.
Light Source (Front) Display flash -
Still Image Resolutions (Front) - 3264 x 2448
Camera Features (Front) Self-timer, Palm shutter -
BATTERY AND CHARGING Xiaomi Redmi 9A OPPO A53
Battery Capacity (Battery Size) 5000 mAh 5000 mAh Both phones have the same battery capacity.
Standby Time 816 hours -
Talk Time 2280 minutes -
Run Time Details Standby: up to 816 hrs
Playback (audio): up to 168 hrs
Talk: up to 2280 min
Playback (video): up to 19 hrs
Gaming: up to 14 hrs
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CELLULAR Xiaomi Redmi 9A OPPO A53
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System - ColorOS 7.2 (based on Android 10)
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi Redmi 9A OPPO A53
Data Transmission FDD-LTE, TDD-LTE FDD-LTE, TDD-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 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 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 38, Band 39, 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 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, TDD 2600, TDD 1900, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11b/g/n IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 Bluetooth 5.0
Bluetooth Profiles - SBC
Messaging Services SMS, MMS -
MEDIA Xiaomi Redmi 9A OPPO A53
Supported Digital Audio Standards AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB AAC, LDAC, apt-X HD
Supported Digital Video Standards MKV, MPEG4-ASP, MPEG-4 SP, H.264 BP, H.264 MP, H.264 HP -
Sound Enhancements 0.64cc Sound Chamber -
FEATURES Xiaomi Redmi 9A OPPO A53
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, distance sensor -
Security Devices Face recognition Fingerprint reader
Additional Phone Features AI face unlock, HyperEngine technology Fast Charging, HyperBoost, Smart Sidebar
OTHERS Xiaomi Redmi 9A OPPO A53
Included Accessories USB cable, SIM card removal tool, 10W charger Headphones, screen protection film, USB cable, power adapter, SIM card removal tool
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