ASUS ZenFone Zoom (ZX551ML) vs. Xiaomi POCO X3 NFC

Phone Comparison, Reviews and Tests

In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and Xiaomi POCO X3 NFC. 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

ASUS ZenFone Zoom (ZX551ML) vs. Xiaomi POCO X3 NFC Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 NFC
Product Type Smartphone Smartphone
Manufacturer Model Number ZX551ML -
Form Factor Touch Touch
Height 158.9 mm 165.3 mm Xiaomi POCO X3 NFC has greater height than ASUS ZenFone Zoom (ZX551ML).
Width 78.8 mm 76.8 mm ASUS ZenFone Zoom (ZX551ML) has greater width than Xiaomi POCO X3 NFC.
Depth 12 mm 9.4 mm Xiaomi POCO X3 NFC is narrower than ASUS ZenFone Zoom (ZX551ML).
Weight 185 g 215 g ASUS ZenFone Zoom (ZX551ML) is lighter than ASUS ZenFone Zoom (ZX551ML).
Body Colour Ceramic white | Pure black Cobalt blue | Shadow grey
Protection - Splashproof
Waterproof (Water-resistant) - -
IP rating - IP53
SAR Value 0.432 W/kg (body), 0.343 W/kg (head) 0.558 W/kg (head), 0.986 W/kg (body), 1.997 W/kg (limb)
Connector Type Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Micro SIM Nano SIM
SIM Card Qty - Dual-SIM
SIM Card Configuration Details - Nano SIM + nano SIM/microSD
DISPLAY ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 NFC
Display Type LCD display -
Display Technology IPS -
Screen Size (Display Size) 5.5" 6.67" Xiaomi POCO X3 NFC has larger screen size than ASUS ZenFone Zoom (ZX551ML).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2400 x 1080 pixels Xiaomi POCO X3 NFC has better screen resolution than ASUS ZenFone Zoom (ZX551ML).
Display Format Full HD Full HD+
Pixel Density 401 ppi 395 ppi ASUS ZenFone Zoom (ZX551ML) has better pixel density than Xiaomi POCO X3 NFC.
Aspect Ratio - 20:9
Colour Depth 16.7 million colours -
Contrast Ratio - 1500:1
HDR - Yes Xiaomi POCO X3 NFC has HDR.
HDR Technology - HDR10
Display Refresh Rate - 120 Hz
Touch Sampling Rate - 240 Hz
Display Features - Dark mode, Dot Display
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 NFC
Processor Type (CPU) Intel Atom Qualcomm Snapdragon 732G
Processor Number Z3590 -
Clock Speed 2.5 GHz 2.3 GHz ASUS ZenFone Zoom (ZX551ML) has higher clock speed than Xiaomi POCO X3 NFC.
Processor Core Qty Quad-core 8-core Xiaomi POCO X3 NFC has higher processor core quantity than ASUS ZenFone Zoom (ZX551ML).
64-bit Architecture - Yes Xiaomi POCO X3 NFC has 64-bit architecture.
Graphics System (GPU) PowerVR G6430 Qualcomm ADRENO 618
MEMORY ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 NFC
RAM 4 GB LPDDR4X SDRAM - 6 GB Xiaomi POCO X3 NFC has more RAM than ASUS ZenFone Zoom (ZX551ML).
Internal Memory Size (Storage Capacity) 32 GB 64 GB Xiaomi POCO X3 NFC has more internal memory than ASUS ZenFone Zoom (ZX551ML).
Memory Interface - UFS 2.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB microSDHC, microSDXC - up to 256 GB
CAMERA ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 NFC
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 13 Megapixel 64 Megapixel Xiaomi POCO X3 NFC has better camera resolution than ASUS ZenFone Zoom (ZX551ML).
Sensor Size - 1/1.73"
Sensor Name - Sony Exmor RS IMX682 sensor
Lens Aperture F/2.7-4.8 F/1.89 Xiaomi POCO X3 NFC has better lens aperture than ASUS ZenFone Zoom (ZX551ML).
Pixel Size - 1.6 μm
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) - ASUS ZenFone Zoom (ZX551ML) has optical stabilisation.
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes -
Digital Zoom 3x -
Special Effects - Kaleidoscope
HDR Mode Auto HDR mode -
Camera Modes Panorama 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
Face Recognition (Face ID) Face detection - ASUS ZenFone Zoom (ZX551ML) has face detection.
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) 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
SECOND CAMERA
Sensor Resolution (2nd Camera) - 13 Megapixel
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 119 degree(s)
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Pixel Size (3rd Camera) - 1.75 μm
Camera Functions (3rd Camera) - Macro 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) 5 Megapixel 20 Megapixel Xiaomi POCO X3 NFC has better front camera resolution than ASUS ZenFone Zoom (ZX551ML).
Lens Aperture (Front) F/2.0 F/2.2 ASUS ZenFone Zoom (ZX551ML) has better front lens aperture than ASUS ZenFone Zoom (ZX551ML).
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
BATTERY AND CHARGING ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 NFC
Battery Capacity (Battery Size) 3000 mAh 5160 mAh Xiaomi POCO X3 NFC has larger battery capacity than ASUS ZenFone Zoom (ZX551ML).
Run Time Details - Playback (video): up to 17 hrs
Gaming: up to 10 hrs
Playback (Music): up to 153 hrs
Battery Technology Lithium polymer -
CELLULAR ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 NFC
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 5.0 (Lollipop) Android 10
User Interface ASUS ZenUI 2.0 POCO Launcher 2.0 (MIUI12)
Payment Technology - Google Pay
Navigation A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou
COMMUNICATIONS ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 NFC
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE
2G Band 850 GSM, 1800 GSM, 1900 GSM -
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 9, Band 18, Band 19, Band 28 Band 1, Band 2, Band 3, Band 4, 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 850, FDD 2600, FDD 900, FDD 1800, FDD 800 lower, FDD 800 upper, FDD 700 APT 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
Wireless Interface IEEE 802.11a/b/g/n/ac Wi-Fi
Bluetooth Bluetooth 4.0 Bluetooth 5.1
Bluetooth Profiles A2DP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 NFC
Supported Digital Audio Standards - WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), M4A, DSF, AWB
Supported Digital Video Standards - MKV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements - Hi-Res audio
FEATURES ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 NFC
Phone Functions Speakerphone, call timer, conference call, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor, digital compass, gyro sensor Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor
Security Devices - Face recognition, fingerprint reader (side)
Additional Phone Features Multitasking 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
OTHERS ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 NFC
Included Accessories Power adapter SIM card removal tool, USB-C cable, 33W charger, anti-bacterial case, anti-bacterial screen protector
Compliant Standards - IP53, TUV Rheinland Low Blue Light Certification
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