ASUS ZenFone Zoom (ZX551ML) vs. Xiaomi Redmi Note 9T

Phone Comparison, Reviews and Tests

In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and Xiaomi Redmi Note 9T. 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 Redmi Note 9T Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone Zoom (ZX551ML) Xiaomi Redmi Note 9T
Product Type Smartphone Smartphone
Manufacturer Model Number ZX551ML -
Form Factor Touch Touch
Height 158.9 mm 161.9 mm Xiaomi Redmi Note 9T has greater height than ASUS ZenFone Zoom (ZX551ML).
Width 78.8 mm 77.3 mm ASUS ZenFone Zoom (ZX551ML) has greater width than Xiaomi Redmi Note 9T.
Depth 12 mm 9.05 mm Xiaomi Redmi Note 9T is narrower than ASUS ZenFone Zoom (ZX551ML).
Weight 185 g 199 g ASUS ZenFone Zoom (ZX551ML) is lighter than ASUS ZenFone Zoom (ZX551ML).
Body Colour Ceramic white | Pure black Daybreak purple
Protection - Splashproof
Waterproof (Water-resistant) - -
SAR Value 0.432 W/kg (body), 0.343 W/kg (head) 0.937 W/kg (body), 0.592 W/kg (head), 1.981 W/kg (limb)
Connector Type Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
-
SIM Card Type (Size) Micro SIM Nano SIM
SIM Card Qty - Dual-SIM
DISPLAY ASUS ZenFone Zoom (ZX551ML) Xiaomi Redmi Note 9T
Display Type LCD display -
Display Technology IPS -
Screen Size (Display Size) 5.5" 6.53" Xiaomi Redmi Note 9T has larger screen size than ASUS ZenFone Zoom (ZX551ML).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2340 x 1080 pixels Xiaomi Redmi Note 9T 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 Redmi Note 9T.
Aspect Ratio - 19.5:9
Max Brightness - 450 cd/m²
Colour Depth 16.7 million colours -
Contrast Ratio - 1500:1
Display Features - Reading mode, night 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 Redmi Note 9T
Processor Type (CPU) Intel Atom MediaTek Dimensity 800U
Processor Number Z3590 -
Clock Speed 2.5 GHz 2.3 GHz ASUS ZenFone Zoom (ZX551ML) has higher clock speed than Xiaomi Redmi Note 9T.
Processor Core Qty Quad-core 8-core Xiaomi Redmi Note 9T has higher processor core quantity than ASUS ZenFone Zoom (ZX551ML).
Graphics System (GPU) PowerVR G6430 Mali-G57
MEMORY ASUS ZenFone Zoom (ZX551ML) Xiaomi Redmi Note 9T
RAM 4 GB LPDDR4X SDRAM - 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 32 GB 64 GB Xiaomi Redmi Note 9T has more internal memory than ASUS ZenFone Zoom (ZX551ML).
Memory Interface - UFS 2.2
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB microSD
CAMERA ASUS ZenFone Zoom (ZX551ML) Xiaomi Redmi Note 9T
MAIN CAMERA
Number of Main Cameras 1 3
Sensor Resolution 13 Megapixel 48 Megapixel Xiaomi Redmi Note 9T has better camera resolution than ASUS ZenFone Zoom (ZX551ML).
Sensor Size - 1/2"
Lens Aperture F/2.7-4.8 F/1.79 Xiaomi Redmi Note 9T has better lens aperture than ASUS ZenFone Zoom (ZX551ML).
Pixel Size - 0.8 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 -
Face Recognition (Face ID) Face detection - ASUS ZenFone Zoom (ZX551ML) has face detection.
Light Source Dual LED flash 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, 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
SECOND CAMERA
Sensor Resolution (2nd Camera) - 2 Megapixel
Lens Aperture (2nd Camera) - F/2.4
Pixel Size (2nd Camera) - 1.75 μm
Camera Functions (2nd Camera) - Macro camera
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) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 13 Megapixel Xiaomi Redmi Note 9T has better front camera resolution than ASUS ZenFone Zoom (ZX551ML).
Lens Aperture (Front) F/2.0 F/2.25 ASUS ZenFone Zoom (ZX551ML) has better front lens aperture than ASUS ZenFone Zoom (ZX551ML).
Face Recognition (Face ID) - Face recognition Xiaomi Redmi Note 9T has face detection.
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps
BATTERY AND CHARGING ASUS ZenFone Zoom (ZX551ML) Xiaomi Redmi Note 9T
Battery Capacity (Battery Size) 3000 mAh 5000 mAh Xiaomi Redmi Note 9T has larger battery capacity than ASUS ZenFone Zoom (ZX551ML).
Battery Technology Lithium polymer -
CELLULAR ASUS ZenFone Zoom (ZX551ML) Xiaomi Redmi Note 9T
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Xiaomi Redmi Note 9T has more advanced generation mobile network.
Operating System Android 5.0 (Lollipop) Android 10
User Interface ASUS ZenUI 2.0 MIUI 12
Navigation A-GPS, GLONASS, BeiDou GPS, GLONASS, Galileo
COMMUNICATIONS ASUS ZenFone Zoom (ZX551ML) Xiaomi Redmi Note 9T
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE FDD-LTE, TDD-LTE, 5G NR FR1
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 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 32, Band 38, Band 40, Band 41, Band 42
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 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 2300, TDD 2500, TDD 3500
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n79
5G NR Frequency - 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 TD 4500
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
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 -
MEDIA ASUS ZenFone Zoom (ZX551ML) Xiaomi Redmi Note 9T
Supported Digital Audio Standards - AAC, LDAC, LHDC
FEATURES ASUS ZenFone Zoom (ZX551ML) Xiaomi Redmi Note 9T
Phone Functions Speakerphone, call timer, conference call, vibrating alert -
Sensors Accelerometer, proximity sensor, digital compass, gyro sensor Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, infrared (IR) sensor
Security Devices - Face recognition, fingerprint reader (side)
Security Technology - AI face unlock
Additional Phone Features Multitasking Infrared remote control, linear motor, WriteBooster technology, Host Performance Booster (HPB) technology
OTHERS ASUS ZenFone Zoom (ZX551ML) Xiaomi Redmi Note 9T
Included Accessories Power adapter Protective cover, power adapter, SIM card removal tool, USB-C cable
Compliant Standards - TUV Rheinland Low Blue Light Certification
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