ASUS ZenFone Zoom (ZX551ML) vs. OPPO AX7

Phone Comparison, Reviews and Tests

In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and OPPO AX7. 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. OPPO AX7 Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone Zoom (ZX551ML) OPPO AX7
Product Type Smartphone Smartphone
Manufacturer Model Number ZX551ML -
Form Factor Touch Touch
Height 158.9 mm 155.9 mm ASUS ZenFone Zoom (ZX551ML) has greater height than OPPO AX7.
Width 78.8 mm 75.4 mm ASUS ZenFone Zoom (ZX551ML) has greater width than OPPO AX7.
Depth 12 mm 8.1 mm OPPO AX7 is narrower than ASUS ZenFone Zoom (ZX551ML).
Weight 185 g 168 g OPPO AX7 is lighter than ASUS ZenFone Zoom (ZX551ML).
Body Colour Ceramic white | Pure black Glaze blue
Waterproof (Water-resistant) - -
SAR Value 0.432 W/kg (body), 0.343 W/kg (head) -
Connector Type Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
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 - Single-SIM
DISPLAY ASUS ZenFone Zoom (ZX551ML) OPPO AX7
Display Type LCD display LCD display
Display Technology IPS LTPS TFT
Screen Size (Display Size) 5.5" 6.2" OPPO AX7 has larger screen size than ASUS ZenFone Zoom (ZX551ML).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 1520 x 720 pixels ASUS ZenFone Zoom (ZX551ML) has better screen resolution than OPPO AX7.
Display Format Full HD HD+
Pixel Density 401 ppi -
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Display Features - In-Cell Display Technology
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) -
PROCESSOR ASUS ZenFone Zoom (ZX551ML) OPPO AX7
Processor Type (CPU) Intel Atom Qualcomm Snapdragon 450
Processor Number Z3590 -
Clock Speed 2.5 GHz -
Processor Core Qty Quad-core -
64-bit Architecture - Yes OPPO AX7 has 64-bit architecture.
Graphics System (GPU) PowerVR G6430 Qualcomm ADRENO 506
MEMORY ASUS ZenFone Zoom (ZX551ML) OPPO AX7
RAM 4 GB 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 32 GB 64 GB OPPO AX7 has more internal memory than ASUS ZenFone Zoom (ZX551ML).
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB microSDHC, microSDXC - up to 256 GB
CAMERA ASUS ZenFone Zoom (ZX551ML) OPPO AX7
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 13 Megapixel 13 Megapixel Both phones have the same camera resolution.
Lens Aperture F/2.7-4.8 F/2.2 OPPO AX7 has better lens aperture than ASUS ZenFone Zoom (ZX551ML).
Lens Construction - 5-element
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 - HDR
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 LED light
Video Resolutions 1920 x 1080 (1080p) -
Camera Features (Functions) - Phase Detect Auto-Focus (PDAF), AR sticker, AI Beautify
SECOND CAMERA
Sensor Resolution (2nd Camera) - 2 Megapixel
Lens Aperture (2nd Camera) - F/2.4
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 16 Megapixel OPPO AX7 has better front camera resolution than ASUS ZenFone Zoom (ZX551ML).
Lens Aperture (Front) F/2.0 F/2.0 Both phones have the same front camera lens aperture.
Special Effects (Front) - HDR, Bokeh effect
BATTERY AND CHARGING ASUS ZenFone Zoom (ZX551ML) OPPO AX7
Battery Capacity (Battery Size) 3000 mAh 4230 mAh OPPO AX7 has larger battery capacity than ASUS ZenFone Zoom (ZX551ML).
Battery Technology Lithium polymer -
CELLULAR ASUS ZenFone Zoom (ZX551ML) OPPO AX7
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) ColorOS 5.2 (based on Android 8.1)
User Interface ASUS ZenUI 2.0 -
Navigation A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS ASUS ZenFone Zoom (ZX551ML) OPPO AX7
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 6, Band 8, Band 19
3G UMTS Frequency - 2100, 1900, 1700, 850, 800, 900, 800
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 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, 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 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11b/g/n
Bluetooth Bluetooth 4.0 Bluetooth 4.2
Bluetooth Profiles A2DP -
NFC Yes - ASUS ZenFone Zoom (ZX551ML) has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
FEATURES ASUS ZenFone Zoom (ZX551ML) OPPO AX7
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, G-sensor
Security Devices - Fingerprint reader
Additional Phone Features Multitasking -
OTHERS ASUS ZenFone Zoom (ZX551ML) OPPO AX7
Included Accessories Power adapter Headset, screen protection film, USB cable, power adapter, SIM card removal tool, protective case
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