Xiaomi Redmi 9A vs. OnePlus 9

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi Redmi 9A and OnePlus 9. 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. OnePlus 9 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi Redmi 9A OnePlus 9
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 164.9 mm 160 mm Xiaomi Redmi 9A has greater height than OnePlus 9.
Width 77.07 mm 74.2 mm Xiaomi Redmi 9A has greater width than OnePlus 9.
Depth 9 mm 8.7 mm OnePlus 9 is narrower than Xiaomi Redmi 9A.
Weight 196 g 192 g OnePlus 9 is lighter than Xiaomi Redmi 9A.
Body Colour Sky blue | Granite grey Astral black | Arctic sky
Waterproof (Water-resistant) - -
SAR Value 0.398 W/kg (head), 1.186 W/kg (body), 2.526 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 - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Xiaomi Redmi 9A OnePlus 9
Display Type - OLED display
Display Technology - Fluid Amoled
Screen Size (Display Size) 6.53" 6.55" OnePlus 9 has larger screen size than Xiaomi Redmi 9A.
Screen Resolution (Display Resolution) 1600 x 720 pixels 2400 x 1080 pixels OnePlus 9 has better screen resolution than Xiaomi Redmi 9A.
Display Format HD+ Full HD+
Pixel Density - 402 ppi
Aspect Ratio 20:9 20:9
Max Brightness 400 cd/m² 1100 cd/m² OnePlus 9 has better display brightness than Xiaomi Redmi 9A.
Colour Depth - 16.7 million colours
Contrast Ratio 1500:1 -
HDR - Yes OnePlus 9 has HDR.
HDR Technology - HDR10+
Display Enhancement Technology Blue light filter, Sunlight mode Vibrant Color Effect
Display Refresh Rate - 120 Hz
Display Features Reading mode, Colour temperature adjustment, Dot Drop display Always-on display, Reading mode, night mode, Wide colour display (P3), sRGB support
Display Protection (Screen Protector) - Corning Gorilla Glass (scratch resistant glass)
PROCESSOR Xiaomi Redmi 9A OnePlus 9
Processor Type (CPU) MediaTek Helio G25 Qualcomm Snapdragon 888
Clock Speed 2 GHz -
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Xiaomi Redmi 9A has 64-bit architecture.
Graphics System (GPU) PowerVR GE8320 Qualcomm ADRENO 660
MEMORY Xiaomi Redmi 9A OnePlus 9
RAM LPDDR4X SDRAM - 2 GB LPDDR5 SDRAM - 8 GB OnePlus 9 has more RAM than Xiaomi Redmi 9A.
Internal Memory Size (Storage Capacity) 32 GB 128 GB OnePlus 9 has more internal memory than Xiaomi Redmi 9A.
Memory Interface - UFS 3.1
Supported Flash Memory Cards (Expandable Memory) microSD -
CAMERA Xiaomi Redmi 9A OnePlus 9
MAIN CAMERA
Number of Main Cameras 1 3
Sensor Resolution 13 Megapixel 48 Megapixel OnePlus 9 has better camera resolution than Xiaomi Redmi 9A.
Sensor Size - 1/1.43"
Sensor Name - Sony Exmor RS IMX689 sensor
Lens Aperture - F/1.8
Lens Construction - 7-element
Pixel Size - 1.12 μm
Focus Adjustment Automatic Automatic
Laser Auto Focus - Yes
Minimum Focal Length (Focal Distance) - 23 mm
Special Effects HDR, Kaleidoscope HDR
Camera Modes AI portrait mode, AI Beautify 5.0 Panorama, Time-lapse mode, Pro mode, HYPERLAPSE, Nightscape capture mode, Portrait, Filter mode, Super Macro, Portrait video, UltraShot HDR, Smart Scene Recognition, Tilt-shift mode, Focus Peaking, Cat/Dog Face Focus, Super Stable, Video Nightscape
Face Recognition (Face ID) Face recognition - Xiaomi Redmi 9A has face detection.
Light Source Single tone LED flash Dual 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 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1920 x 1080 (1080p) at 240 fps, Super slow motion video 1280 x 720 (720p) at 480 fps, 7680 x 4320 (8K) at 30fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), AI scene detection Tracking Focus, Phase Detect Auto-Focus (PDAF), Continuous Auto Focus (CAF), RAW image capture, Dual Native ISO, 2x2 On-Chip Lens (OCL), Hasselblad Camera, Natural Color Calibration, 12-bit RAW
SECOND CAMERA
Sensor Resolution (2nd Camera) - 50 Megapixel
Sensor Size (2nd Camera) - 1/1.56"
Sensor Name (2nd Camera) - Sony Exmor RS IMX766 sensor
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Lens Element Qty (2nd Camera) - 7-element
Field of View (2nd Camera) - 119 degree(s)
Minimum Focal Length (2nd Camera) - 14 mm
Camera Features (2nd Camera) - 2x2 On-Chip Lens (OCL), Freeform Lens
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Lens Element Qty (3rd Camera) - 3-element
Camera Functions (3rd Camera) - Monochrome
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 16 Megapixel OnePlus 9 has better front camera resolution than Xiaomi Redmi 9A.
Sensor Name (Front) - Sony Exmor RX IMX471 sensor
Lens Aperture (Front) F/2.2 F/2.4 Xiaomi Redmi 9A has better front lens aperture than Xiaomi Redmi 9A.
Pixel Size (Front) 1.12 μm 1 μm Xiaomi Redmi 9A has larger front camera pixel size than OnePlus 9.
Focus Adjustment - Focus free
Special Effects (Front) HDR HDR, face retouch
Camera Modes (Front) AI portrait mode, Portrait, AI Beautify 5.0 Time-lapse mode
Face Recognition (Face ID) Face recognition - Xiaomi Redmi 9A has face detection.
Light Source (Front) Display flash Display flash
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps
Camera Features (Front) Self-timer, Palm shutter Electronic Image Stabiliser (EIS)
BATTERY AND CHARGING Xiaomi Redmi 9A OnePlus 9
Battery Capacity (Battery Size) 5000 mAh 4500 mAh Xiaomi Redmi 9A has larger battery capacity than OnePlus 9.
Fast Charging Technology - Qualcomm Quick Charge, Warp Charge 65T technology OnePlus 9 has fast charging technology.
Recharge Time (Charging Time) - 29 min
Wireless Charging - Yes OnePlus 9 can be charged wirelessly.
Wireless Charging Standards - Qi
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 OnePlus 9
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G OnePlus 9 has more advanced generation mobile network.
Operating System - OxygenOS (based on Android 11)
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi Redmi 9A OnePlus 9
Data Transmission 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 8, Band 9, Band 19
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 900, 1700, 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 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, 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, TDD 2500 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 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, 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 3500, TDD 2300
Wireless Interface IEEE 802.11b/g/n IEEE 802.11a/b/g/n/ac/ax
Bluetooth Bluetooth 5.0 Bluetooth 5.2
NFC - Yes OnePlus 9 has NFC reader for mobile payments.
Modem - Snapdragon X55 5G
Messaging Services SMS, MMS -
MEDIA Xiaomi Redmi 9A OnePlus 9
Supported Digital Audio Standards AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB WAV, WMA, AAC, MP3, FLAC, AC-3, AAC +, OGG, APE (Monkey's Audio), M4A, LDAC, IMY, EAC3, MID, AMR-WB, AMR-NB, EAC3-JOC, AC-4
Supported Digital Video Standards MKV, MPEG4-ASP, MPEG-4 SP, H.264 BP, H.264 MP, H.264 HP MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4
Sound Enhancements 0.64cc Sound Chamber Qualcomm aptX audio, Qualcomm aptX HD audio, Dolby Atmos Surround Sound
FEATURES Xiaomi Redmi 9A OnePlus 9
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 Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, flicker sensor, sensor core
Security Devices Face recognition Fingerprint reader (under display), face recognition
Additional Phone Features AI face unlock, HyperEngine technology Noise Cancellation Technology, MIMO technology, Gesture Controls, OnePlus Switch, Alert Slider, dual stereo speakers, Zen mode 2.0, OnePlus Games
OTHERS Xiaomi Redmi 9A OnePlus 9
Included Accessories USB cable, SIM card removal tool, 10W charger SIM card removal tool, sticker, screen protector, USB-C to USB-C cable, protective case, Warp Charge 65 power adapter
Compliant Standards - SGS
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