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

Phone Comparison, Reviews and Tests

In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and Xiaomi POCO X3 Pro. 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 Pro Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 Pro
Product Type Smartphone Smartphone
Manufacturer Model Number ZX551ML -
Form Factor Touch Touch
Height 158.9 mm 165.3 mm Xiaomi POCO X3 Pro 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 Pro.
Depth 12 mm 9.4 mm Xiaomi POCO X3 Pro 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 Phantom black | Metallic bronze | Frost blue
Protection - Splashproof
Waterproof (Water-resistant) - -
IP rating - IP53
SAR Value 0.432 W/kg (body), 0.343 W/kg (head) 0.899 W/kg (body), 0.573 W/kg (head), 1.898 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 Pro
Display Type LCD display -
Display Technology IPS -
Screen Size (Display Size) 5.5" 6.67" Xiaomi POCO X3 Pro has larger screen size than ASUS ZenFone Zoom (ZX551ML).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2400 x 1080 pixels Xiaomi POCO X3 Pro 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 Pro.
Aspect Ratio - 20:9
Max Brightness - 450 cd/m²
Colour Depth 16.7 million colours -
Display Enhancement Technology - Sunlight mode
Display Refresh Rate - 120 Hz
Touch Sampling Rate - 240 Hz
Display Features - Dot Display, Reading mode 3, DynamicSwitch refresh rate
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) Corning Gorilla Glass 6 (scratch resistant glass)
PROCESSOR ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 Pro
Processor Type (CPU) Intel Atom Qualcomm Snapdragon 860
Processor Number Z3590 -
Clock Speed 2.5 GHz 2.96 GHz Xiaomi POCO X3 Pro has higher clock speed than ASUS ZenFone Zoom (ZX551ML).
Processor Core Qty Quad-core 8-core Xiaomi POCO X3 Pro has higher processor core quantity than ASUS ZenFone Zoom (ZX551ML).
Graphics System (GPU) PowerVR G6430 Qualcomm ADRENO 640
MEMORY ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 Pro
RAM 4 GB LPDDR4X SDRAM - 6 GB Xiaomi POCO X3 Pro has more RAM than ASUS ZenFone Zoom (ZX551ML).
Internal Memory Size (Storage Capacity) 32 GB 128 GB Xiaomi POCO X3 Pro has more internal memory than ASUS ZenFone Zoom (ZX551ML).
Memory Interface - UFS 3.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB microSDHC, microSD, microSDXC - up to 1 TB
CAMERA ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 Pro
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 13 Megapixel 48 Megapixel Xiaomi POCO X3 Pro has better camera resolution than ASUS ZenFone Zoom (ZX551ML).
Sensor Size - 1/2"
Lens Aperture F/2.7-4.8 F/1.79 Xiaomi POCO X3 Pro 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 -
HDR Mode Auto HDR mode -
Camera Modes Panorama Night mode, Dual video mode
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, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps
Camera Features (Functions) - 4-in-1 to 1.6μm Super Pixel
SECOND CAMERA
Sensor Resolution (2nd Camera) - 8 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
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
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 20 Megapixel Xiaomi POCO X3 Pro 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
Camera Modes (Front) - Night mode, Dual video mode
Camera Features (Front) - 4-in-1 Super Pixel technology
BATTERY AND CHARGING ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 Pro
Battery Capacity (Battery Size) 3000 mAh 5160 mAh Xiaomi POCO X3 Pro has larger battery capacity than ASUS ZenFone Zoom (ZX551ML).
Recharge Time (Charging Time) - 59 min
Run Time Details - Playback (video): up to 18 hrs
Gaming: up to 11 hrs
Playback (Music): up to 110 hrs
Battery Technology Lithium polymer -
CELLULAR ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 Pro
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) -
User Interface ASUS ZenUI 2.0 MIUI 12
Payment Technology - Google Pay
Navigation A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 Pro
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE FDD-LTE, TDD-LTE
2G Band 850 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
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 5
Bluetooth Bluetooth 4.0 Bluetooth 5.0
Bluetooth Profiles A2DP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 Pro
Sound Enhancements - Hi-Res audio
FEATURES ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 Pro
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, vibration motor
Security Devices - Face recognition, fingerprint reader (side)
Security Technology - AI face unlock
Additional Phone Features Multitasking Infrared remote control, MIMO technology, AI face unlock, AI Engine, LiquidCool Technology 1.0 Plus, MMT (Middle Middle Tab) technology, dual stereo speakers
OTHERS ASUS ZenFone Zoom (ZX551ML) Xiaomi POCO X3 Pro
Included Accessories Power adapter SIM card removal tool, USB-C cable, protective case, 33W charger
Compliant Standards - IP53
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