In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and ZTE Axon 9 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.
| DESIGN AND DIMENSIONS | ASUS ZenFone Zoom (ZX551ML) | ZTE Axon 9 Pro |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZX551ML | - | |
| Form Factor | Touch | Touch | |
| Height | 158.9 mm | 156.5 mm | ASUS ZenFone Zoom (ZX551ML) has greater height than ZTE Axon 9 Pro. |
| Width | 78.8 mm | 74.5 mm | ASUS ZenFone Zoom (ZX551ML) has greater width than ZTE Axon 9 Pro. |
| Depth | 12 mm | 7.9 mm | ZTE Axon 9 Pro is narrower than ASUS ZenFone Zoom (ZX551ML). |
| Weight | 185 g | - | |
| Body Colour | Ceramic white | Pure black | Blue | |
| Protection | - | Dustproof, waterproof | |
| Waterproof (Water-resistant) | - | Yes | ZTE Axon 9 Pro is waterproof. |
| IP rating | - | IP68 | |
| 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 |
USB Type-C - 24 pin USB-C | |
| 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) | ZTE Axon 9 Pro |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | AMOLED | |
| Screen Size (Display Size) | 5.5" | 6.21" | ZTE Axon 9 Pro has larger screen size than ASUS ZenFone Zoom (ZX551ML). |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 2248 x 1080 pixels | ZTE Axon 9 Pro has better screen resolution than ASUS ZenFone Zoom (ZX551ML). |
| Display Format | Full HD | Full HD+ | |
| Pixel Density | 401 ppi | - | |
| Aspect Ratio | - | 18.7:9 | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| HDR | - | Yes | ZTE Axon 9 Pro has HDR. |
| HDR Technology | - | HDR10 | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | - |
| PROCESSOR | ASUS ZenFone Zoom (ZX551ML) | ZTE Axon 9 Pro |
|---|
| Processor Type (CPU) | Intel Atom | Qualcomm Snapdragon 845 | |
|---|---|---|---|
| Processor Number | Z3590 | - | |
| Clock Speed | 2.5 GHz | 2.65 GHz | ZTE Axon 9 Pro has higher clock speed than ASUS ZenFone Zoom (ZX551ML). |
| Processor Core Qty | Quad-core | 8-core | ZTE Axon 9 Pro has higher processor core quantity than ASUS ZenFone Zoom (ZX551ML). |
| 64-bit Architecture | - | Yes | ZTE Axon 9 Pro has 64-bit architecture. |
| Graphics System (GPU) | PowerVR G6430 | - |
| MEMORY | ASUS ZenFone Zoom (ZX551ML) | ZTE Axon 9 Pro |
|---|
| RAM | 4 GB | LPDDR4X SDRAM - 6 GB | ZTE Axon 9 Pro has more RAM than ASUS ZenFone Zoom (ZX551ML). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | ZTE Axon 9 Pro has more internal memory than ASUS ZenFone Zoom (ZX551ML). |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | - |
| CAMERA | ASUS ZenFone Zoom (ZX551ML) | ZTE Axon 9 Pro |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 12 Megapixel | ASUS ZenFone Zoom (ZX551ML) has better camera resolution than ZTE Axon 9 Pro. |
| Sensor Name | - | Sony Exmor RS IMX363 sensor | |
| Lens Aperture | F/2.7-4.8 | F/1.75 | ZTE Axon 9 Pro has better lens aperture than ASUS ZenFone Zoom (ZX551ML). |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | Both phones have optical image stabilization. |
| 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 | LED light | |
| Video Resolutions | 1920 x 1080 (1080p) | - |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 20 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Wide-angle lens |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 20 Megapixel | ZTE Axon 9 Pro has better front camera resolution than ASUS ZenFone Zoom (ZX551ML). |
| Lens Aperture (Front) | F/2.0 | - |
| BATTERY AND CHARGING | ASUS ZenFone Zoom (ZX551ML) | ZTE Axon 9 Pro |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 4000 mAh | ZTE Axon 9 Pro has larger battery capacity than ASUS ZenFone Zoom (ZX551ML). |
|---|---|---|---|
| Fast Charging Technology | - | Qualcomm Quick Charge 4.0 | ZTE Axon 9 Pro has fast charging technology. |
| Wireless Charging | - | Yes | ZTE Axon 9 Pro can be charged wirelessly. |
| Battery Technology | Lithium polymer | - |
| CELLULAR | ASUS ZenFone Zoom (ZX551ML) | ZTE Axon 9 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) | Android 8.1 Oreo | |
| User Interface | ASUS ZenUI 2.0 | - | |
| Navigation | A-GPS, GLONASS, BeiDou | GPS, A-GPS |
| COMMUNICATIONS | ASUS ZenFone Zoom (ZX551ML) | ZTE Axon 9 Pro |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 1800 GSM, 1900 GSM | - | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 9, Band 18, Band 19, Band 28 | - | |
| 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 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 5.0 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | Yes | - | ASUS ZenFone Zoom (ZX551ML) has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | ASUS ZenFone Zoom (ZX551ML) | ZTE Axon 9 Pro |
|---|
| Sound Enhancements | - | Hi-Fi Sound support, Dolby Atmos sound technology |
|---|
| FEATURES | ASUS ZenFone Zoom (ZX551ML) | ZTE Axon 9 Pro |
|---|
| Phone Functions | Speakerphone, call timer, conference call, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, digital compass, gyro sensor | Ambient light sensor, RGB sensor, gravity sensor | |
| Security Devices | - | Fingerprint reader | |
| Additional Phone Features | Multitasking | MIMO technology, Three microphones |
| OTHERS | ASUS ZenFone Zoom (ZX551ML) | ZTE Axon 9 Pro |
|---|
| Included Accessories | Power adapter | Power adapter | |
|---|---|---|---|
| Compliant Standards | - | IP68 |
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