Xiaomi POCO X3 NFC vs. OPPO A15

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi POCO X3 NFC and OPPO A15. 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 POCO X3 NFC vs. OPPO A15 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi POCO X3 NFC OPPO A15
Product Type Smartphone Smartphone
Manufacturer Model Number - CPH2185
Form Factor Touch Touch
Height 165.3 mm 164 mm Xiaomi POCO X3 NFC has greater height than OPPO A15.
Width 76.8 mm 75.4 mm Xiaomi POCO X3 NFC has greater width than OPPO A15.
Depth 9.4 mm 7.9 mm OPPO A15 is narrower than Xiaomi POCO X3 NFC.
Weight 215 g 175 g OPPO A15 is lighter than Xiaomi POCO X3 NFC.
Body Colour Cobalt blue | Shadow grey Dynamic black
Protection Splashproof -
Waterproof (Water-resistant) - -
IP rating IP53 -
SAR Value 0.558 W/kg (head), 0.986 W/kg (body), 1.997 W/kg (limb) 1.16 W/kg (body), 2.77 W/kg (limb), 0.92 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
Micro-USB
Handset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Xiaomi POCO X3 NFC OPPO A15
Display Type - LCD display
Display Technology - LCD
Screen Size (Display Size) 6.67" 6.52" Xiaomi POCO X3 NFC has larger screen size than OPPO A15.
Screen Resolution (Display Resolution) 2400 x 1080 pixels 1600 x 720 pixels Xiaomi POCO X3 NFC has better screen resolution than OPPO A15.
Display Format Full HD+ HD+
Pixel Density 395 ppi 269 ppi Xiaomi POCO X3 NFC has better pixel density than OPPO A15.
Aspect Ratio 20:9 -
Max Brightness - 480 cd/m²
Contrast Ratio 1500:1 1500:1 Both phones have the same display contrast ratio.
HDR Yes - Xiaomi POCO X3 NFC has HDR.
HDR Technology HDR10 -
Display Refresh Rate 120 Hz 60 Hz Xiaomi POCO X3 NFC has better refresh rate than OPPO A15.
Touch Sampling Rate 240 Hz -
Display Features Dark mode, Dot Display Dark mode, Waterdrop Screen
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) -
PROCESSOR Xiaomi POCO X3 NFC OPPO A15
Processor Type (CPU) Qualcomm Snapdragon 732G MediaTek Helio P35
Processor Number - MT6765
Clock Speed 2.3 GHz 2.3 GHz Both phones have the same clock speed.
Processor Core Qty 8-core -
64-bit Architecture Yes - Xiaomi POCO X3 NFC has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 618 IMG GE8320
MEMORY Xiaomi POCO X3 NFC OPPO A15
RAM LPDDR4X SDRAM - 6 GB LPDDR4X SDRAM - 3 GB Xiaomi POCO X3 NFC has more RAM than OPPO A15.
Internal Memory Size (Storage Capacity) 64 GB 32 GB Xiaomi POCO X3 NFC has more internal memory than OPPO A15.
Memory Interface UFS 2.1 -
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSD, microSDXC - up to 256 GB
CAMERA Xiaomi POCO X3 NFC OPPO A15
MAIN CAMERA
Number of Main Cameras 4 3
Sensor Resolution 64 Megapixel 13 Megapixel Xiaomi POCO X3 NFC has better camera resolution than OPPO A15.
Sensor Size 1/1.73" -
Sensor Name Sony Exmor RS IMX682 sensor -
Lens Aperture F/1.89 F/2.2 Xiaomi POCO X3 NFC has better lens aperture than Xiaomi POCO X3 NFC.
Lens Construction - 5-element
Pixel Size 1.6 μm -
Focus Adjustment Automatic Automatic
Special Effects Kaleidoscope HDR, Portrait bokeh
Camera Modes Pro mode, night mode, SteadyShot, AI portrait mode, AI Beautify, Pro Video mode, Macro video, Movie frame, photo filters, AI SkyScaping 3.0, AI photo clones, Timed burst, Document mode 2.0 Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night
Light Source LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 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) 4-in-1 Super Pixel, AI scene detection, AI Quad camera, Support LOG format, 6 long exposure modes, AI dynamic studio AI Triple camera, AI Scene Enhancement
SECOND CAMERA
Sensor Resolution (2nd Camera) 13 Megapixel 2 Megapixel Xiaomi POCO X3 NFC has better second camera resolution than OPPO A15.
Lens Type (2nd Camera) Ultra wide-angle lens -
Lens Aperture (2nd Camera) F/2.2 F/2.4 Xiaomi POCO X3 NFC has better second camera lens aperture than Xiaomi POCO X3 NFC.
Lens Element Qty (2nd Camera) - 3-element
Field of View (2nd Camera) 119 degree(s) -
Camera Functions (2nd Camera) - Macro camera
Camera Features (2nd Camera) - 4cm macro photography
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
Pixel Size (3rd Camera) 1.75 μm -
Camera Functions (3rd Camera) Macro camera Depth camera
Camera Features (3rd Camera) FF (4cm) -
FOURTH CAMERA
Sensor Resolution (4th Camera) 2 Megapixel -
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) 20 Megapixel 5 Megapixel Xiaomi POCO X3 NFC has better front camera resolution than OPPO A15.
Lens Aperture (Front) F/2.2 F/2.4 Xiaomi POCO X3 NFC has better front lens aperture than Xiaomi POCO X3 NFC.
Lens Element Qty (Front) - 3-element
Pixel Size (Front) 1.6 μm -
Special Effects (Front) HDR -
Camera Modes (Front) Selfie panorama, portrait mode, AI Beautify, Short video mode -
Light Source (Front) Display flash -
Camera Features (Front) Self-timer, 4-in-1 Super Pixel technology, AI scene detection, AI studio lighting, Palm shutter, full screen frame, Short video filter AI beautification
BATTERY AND CHARGING Xiaomi POCO X3 NFC OPPO A15
Battery Capacity (Battery Size) 5160 mAh 4230 mAh Xiaomi POCO X3 NFC has larger battery capacity than OPPO A15.
Run Time Details Playback (video): up to 17 hrs
Gaming: up to 10 hrs
Playback (Music): up to 153 hrs
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CELLULAR Xiaomi POCO X3 NFC OPPO A15
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 10 ColorOS 7.2 (based on Android 10)
User Interface POCO Launcher 2.0 (MIUI12) -
Payment Technology Google Pay -
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi POCO X3 NFC OPPO A15
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE
2G Band - 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 Wi-Fi Wi-Fi
Bluetooth Bluetooth 5.1 Bluetooth 5.0
NFC Yes - Xiaomi POCO X3 NFC has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi POCO X3 NFC OPPO A15
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), M4A, DSF, AWB AAC, apt-X, LDAC, SBC
Supported Digital Video Standards MKV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 -
Sound Enhancements Hi-Res audio -
FEATURES Xiaomi POCO X3 NFC OPPO A15
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, proximity sensor, digital compass, gyro sensor -
Security Devices Face recognition, fingerprint reader (side) Face recognition, fingerprint reader
Security Technology - AI face unlock
Additional Phone Features Infrared remote control, MIMO technology, AI face unlock, Google Lens, linear motor, Qualcomm 4th generation AI Engine, LiquidCool Technology 1.0 Plus, GAME Turbo 3.0 HyperBoost 2.1
OTHERS Xiaomi POCO X3 NFC OPPO A15
Included Accessories SIM card removal tool, USB-C cable, 33W charger, anti-bacterial case, anti-bacterial screen protector Protective cover, USB cable, power adapter, SIM card removal tool
Compliant Standards IP53, TUV Rheinland Low Blue Light Certification -
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