OnePlus 9 vs. Xiaomi Redmi Note 12 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of OnePlus 9 and Xiaomi Redmi Note 12 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

OnePlus 9 vs. Xiaomi Redmi Note 12 5G Comparison Chart
DESIGN AND DIMENSIONS OnePlus 9 Xiaomi Redmi Note 12 5G
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 160 mm 165.88 mm Xiaomi Redmi Note 12 5G has greater height than OnePlus 9.
Width 74.2 mm 76.21 mm Xiaomi Redmi Note 12 5G has greater width than OnePlus 9.
Depth 8.7 mm 7.98 mm Xiaomi Redmi Note 12 5G is narrower than OnePlus 9.
Weight 192 g 189 g Xiaomi Redmi Note 12 5G is lighter than OnePlus 9.
Body Colour Astral black | Arctic sky Ice blue | Forest green | Onyx grey
Protection - Dustproof, splashproof
Waterproof (Water-resistant) - - Xiaomi Redmi Note 12 5G is waterproof.
IP rating - IP53
SAR Value - 0.68 W/kg (head), 0.911 W/kg (body), 2.395 W/kg (limb)
Connector Type USB Type-C - 24 pin USB-C 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 OnePlus 9 Xiaomi Redmi Note 12 5G
Display Type OLED display OLED display
Display Technology Fluid Amoled AMOLED
Screen Size (Display Size) 6.55" 6.67" Xiaomi Redmi Note 12 5G has larger screen size than OnePlus 9.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 2400 x 1080 pixels Both phones have the same screen resolution.
Display Format Full HD+ Full HD+
Pixel Density 402 ppi 395 ppi OnePlus 9 has better pixel density than Xiaomi Redmi Note 12 5G.
Aspect Ratio 20:9 -
Max Brightness 1100 cd/m² 1200 cd/m² Xiaomi Redmi Note 12 5G has better display brightness than OnePlus 9.
Colour Depth 16.7 million colours -
Contrast Ratio - 4500000:1
HDR Yes - OnePlus 9 has HDR.
HDR Technology HDR10+ -
Display Enhancement Technology Vibrant Color Effect -
Display Refresh Rate 120 Hz 120 Hz Both phones have the same refresh rate.
Touch Sampling Rate - 240 Hz
Display Features Always-on display, Reading mode, night mode, Wide colour display (P3), sRGB support Sunlight Display, Reading mode, DCI-P3 Wide colour gamut, DotDisplay, E2 Pro
Display Protection (Screen Protector) Corning Gorilla Glass (scratch resistant glass) -
PROCESSOR OnePlus 9 Xiaomi Redmi Note 12 5G
Processor Type (CPU) Qualcomm Snapdragon 888 Qualcomm Snapdragon 4 Gen 1
Clock Speed - 2 GHz
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) Qualcomm ADRENO 660 Qualcomm ADRENO 619
MEMORY OnePlus 9 Xiaomi Redmi Note 12 5G
RAM LPDDR5 SDRAM - 8 GB LPDDR4X SDRAM - 6 GB OnePlus 9 has more RAM than Xiaomi Redmi Note 12 5G.
Internal Memory Size (Storage Capacity) 128 GB 128 GB Both phones have the same internal memory capacity.
Memory Interface UFS 3.1 UFS 2.2
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSD, microSDXC - up to 1 TB
CAMERA OnePlus 9 Xiaomi Redmi Note 12 5G
MAIN CAMERA
Number of Main Cameras 3 3
Sensor Resolution 48 Megapixel 48 Megapixel Both phones have the same camera resolution.
Sensor Size 1/1.43" 1/2.76" Xiaomi Redmi Note 12 5G has better camera sensor size than OnePlus 9.
Sensor Name Sony Exmor RS IMX689 sensor Samsung ISOCELL JN1
Lens Aperture F/1.8 F/1.8 Both phones have the same camera lens aperture.
Lens Construction 7-element 5-element
Pixel Size 1.12 μm 0.64 μm OnePlus 9 has larger camera pixel size than Xiaomi Redmi Note 12 5G.
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Minimum Focal Length (Focal Distance) 23 mm -
Special Effects HDR Bokeh effect
Camera Modes 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 Portrait mode
Light Source Dual LED flash LED flash
Video Resolutions 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 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) 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 4-in-1 to 1.28μm pixel
SECOND CAMERA
Sensor Resolution (2nd Camera) 50 Megapixel 8 Megapixel OnePlus 9 has better second camera resolution than Xiaomi Redmi Note 12 5G.
Sensor Size (2nd Camera) 1/1.56" 1/4" Xiaomi Redmi Note 12 5G has better second camera sensor size than OnePlus 9.
Sensor Name (2nd Camera) Sony Exmor RS IMX766 sensor Omnivision OV08D sensor
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.
Lens Element Qty (2nd Camera) 7-element 5-element
Field of View (2nd Camera) 119 degree(s) 118 degree(s) OnePlus 9 has larger second camera lens field of view than Xiaomi Redmi Note 12 5G.
Pixel Size (2nd Camera) - 1.12 μm
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 2 Megapixel Both phones have the same third camera resolution.
Lens Aperture (3rd Camera) F/2.4 F/2.4 Both phones have the same lens aperture of the third camera.
Lens Element Qty (3rd Camera) 3-element 3-element
Camera Functions (3rd Camera) Monochrome Macro camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 16 Megapixel 13 Megapixel OnePlus 9 has better front camera resolution than Xiaomi Redmi Note 12 5G.
Sensor Size (Front) - 1/3.0"
Sensor Name (Front) Sony Exmor RX IMX471 sensor -
Lens Aperture (Front) F/2.4 F/2.45 OnePlus 9 has better front lens aperture than OnePlus 9.
Lens Element Qty (Front) - 5-element
Pixel Size (Front) 1 μm -
Focus Adjustment Focus free -
Special Effects (Front) HDR, face retouch -
Camera Modes (Front) Time-lapse mode -
Light Source (Front) Display flash -
Video Resolutions (Front) 1920 x 1080 (1080p) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) Electronic Image Stabiliser (EIS) -
BATTERY AND CHARGING OnePlus 9 Xiaomi Redmi Note 12 5G
Battery Capacity (Battery Size) 4500 mAh 5000 mAh Xiaomi Redmi Note 12 5G has larger battery capacity than OnePlus 9.
Fast Charging Technology Qualcomm Quick Charge, Warp Charge 65T technology Mi-FC fast charging technology Both phones have fast charging technology.
Recharge Time (Charging Time) 29 min -
Wireless Charging Yes - OnePlus 9 can be charged wirelessly.
Wireless Charging Standards Qi -
Talk Time - 2040 minutes
Run Time Details - Talk: up to 2040 min
Gaming: up to 14 hrs
Playback (YouTube): up to 21 hrs
CELLULAR OnePlus 9 Xiaomi Redmi Note 12 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 5G Both phones have the same mobile network generation.
Operating System OxygenOS (based on Android 11) Android 12
User Interface - MIUI 14
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS OnePlus 9 Xiaomi Redmi Note 12 5G
Data Transmission FDD-LTE, TDD-LTE, 5G NR FR1 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 9, Band 19 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900, 1700, 800 2100, 1900, 1700, 850, 900
4G LTE Band 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 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 32, 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 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 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500
5G NR Band N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n78, n40 N1, n3, n5, n7, n8, n20, n28, n38, n41, 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 3500, TDD 2300 FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3700, TDD TD 3500, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac/ax IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.2 Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Modem Snapdragon X55 5G -
MEDIA OnePlus 9 Xiaomi Redmi Note 12 5G
Supported Digital Audio Standards 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, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4 -
Sound Enhancements Qualcomm aptX audio, Qualcomm aptX HD audio, Dolby Atmos Surround Sound -
FEATURES OnePlus 9 Xiaomi Redmi Note 12 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, flicker sensor, sensor core Accelerometer, ambient light sensor, proximity sensor, digital compass, gyroscope
Security Devices Fingerprint reader (under display), face recognition Face recognition, fingerprint reader (side)
Security Technology - AI face unlock
Additional Phone Features Noise Cancellation Technology, MIMO technology, Gesture Controls, OnePlus Switch, Alert Slider, dual stereo speakers, Zen mode 2.0, OnePlus Games Graphite cooling, IR blaster, coin vibration motor
OTHERS OnePlus 9 Xiaomi Redmi Note 12 5G
Included Accessories SIM card removal tool, sticker, screen protector, USB-C to USB-C cable, protective case, Warp Charge 65 power adapter 33W charger
Compliant Standards SGS IP53, SGS Eye Care Display Certification, SGS Seamless Pro 120Hz Certification
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