In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and Xiaomi MI A3. 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) | Xiaomi MI A3 |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | ZX551ML | - | |
Form Factor | Touch | Touch | |
Height | 158.9 mm | 153.48 mm | ASUS ZenFone Zoom (ZX551ML) has greater height than Xiaomi MI A3. |
Width | 78.8 mm | 71.85 mm | ASUS ZenFone Zoom (ZX551ML) has greater width than Xiaomi MI A3. |
Depth | 12 mm | 8.475 mm | Xiaomi MI A3 is narrower than ASUS ZenFone Zoom (ZX551ML). |
Weight | 185 g | 173.8 g | Xiaomi MI A3 is lighter than ASUS ZenFone Zoom (ZX551ML). |
Body Colour | Ceramic white | Pure black | Kind of grey | |
Body Material | - | Corning Gorilla Glass 5 | |
Waterproof (Water-resistant) | - | - | |
SAR Value | 0.432 W/kg (body), 0.343 W/kg (head) | 2.34 W/kg (limb), 1.097 W/kg (body), 0.301 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 Headset jack - mini-phone 3.5mm |
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SIM Card Type (Size) | Micro SIM | Nano SIM | |
SIM Card Qty | - | Dual-SIM |
DISPLAY | ASUS ZenFone Zoom (ZX551ML) | Xiaomi MI A3 |
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Display Type | LCD display | OLED display | |
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Display Technology | IPS | AMOLED | |
Screen Size (Display Size) | 5.5" | 6.088" | Xiaomi MI A3 has larger screen size than ASUS ZenFone Zoom (ZX551ML). |
Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1560 x 720 pixels | ASUS ZenFone Zoom (ZX551ML) has better screen resolution than Xiaomi MI A3. |
Display Format | Full HD | HD+ | |
Pixel Density | 401 ppi | - | |
Aspect Ratio | - | 19.5:9 | |
Colour Depth | 16.7 million colours | - | |
Contrast Ratio | - | 60000:1 | |
Display Features | - | 2.5D Glass, Dot Drop 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 MI A3 |
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Processor Type (CPU) | Intel Atom | Qualcomm Snapdragon 665 | |
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Processor Number | Z3590 | - | |
Clock Speed | 2.5 GHz | 2 GHz | ASUS ZenFone Zoom (ZX551ML) has higher clock speed than Xiaomi MI A3. |
Processor Core Qty | Quad-core | 8-core | Xiaomi MI A3 has higher processor core quantity than ASUS ZenFone Zoom (ZX551ML). |
Graphics System (GPU) | PowerVR G6430 | Qualcomm ADRENO 610 |
MEMORY | ASUS ZenFone Zoom (ZX551ML) | Xiaomi MI A3 |
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RAM | 4 GB | LPDDR4X SDRAM - 4 GB | Both phones have the same RAM size. |
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Internal Memory Size (Storage Capacity) | 32 GB | 64 GB | Xiaomi MI A3 has more internal memory than ASUS ZenFone Zoom (ZX551ML). |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | Up to 256 GB |
CAMERA | ASUS ZenFone Zoom (ZX551ML) | Xiaomi MI A3 |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 3 | |
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Sensor Resolution | 13 Megapixel | 48 Megapixel | Xiaomi MI A3 has better camera resolution than ASUS ZenFone Zoom (ZX551ML). |
Sensor Size | - | 1/2" | |
Lens Aperture | F/2.7-4.8 | F/1.79 | Xiaomi MI A3 has better lens aperture than ASUS ZenFone Zoom (ZX551ML). |
Lens Construction | - | 6-element | |
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 | AI portrait mode | |
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 | |
Camera Features (Functions) | - | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), 4-in-1 Super Pixel, AI scene detection, AI Triple camera, 27 different scenes |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | - | 8 Megapixel | |
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Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
Lens Aperture (2nd Camera) | - | F/2.2 | |
Field of View (2nd Camera) | - | 118 degree(s) |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
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Camera Functions (3rd Camera) | - | Depth camera |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 5 Megapixel | 32 Megapixel | Xiaomi MI A3 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. |
Lens Element Qty (Front) | - | 5-element | |
Field of View (Front) | - | 79 degree(s) | |
Pixel Size (Front) | - | 1.6 μm | |
Focus Adjustment | - | Focus free | |
Camera Modes (Front) | - | Selfie panorama, AI portrait mode, AI Beautify | |
Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
Camera Features (Front) | - | 4-in-1 Super Pixel technology, AI scene detection, 12 different scenes, AI Selfie, Palm shutter, AI face unlock |
BATTERY AND CHARGING | ASUS ZenFone Zoom (ZX551ML) | Xiaomi MI A3 |
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Battery Capacity (Battery Size) | 3000 mAh | 4030 mAh | Xiaomi MI A3 has larger battery capacity than ASUS ZenFone Zoom (ZX551ML). |
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Fast Charging Technology | - | Qualcomm Quick Charge 3.0 | Xiaomi MI A3 has fast charging technology. |
Battery Technology | Lithium polymer | - |
CELLULAR | ASUS ZenFone Zoom (ZX551ML) | Xiaomi MI A3 |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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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 | - | |
Intelligent Assistant | - | Google Assistant | |
Navigation | A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou |
COMMUNICATIONS | ASUS ZenFone Zoom (ZX551ML) | Xiaomi MI A3 |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
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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 | |
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 | |
Wireless Interface | IEEE 802.11a/b/g/n/ac | Infrared (IrDA), 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) | Xiaomi MI A3 |
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Supported Digital Audio Standards | - | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB | |
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Supported Digital Video Standards | - | MKV, XviD, H.264, M4V, MPEG4-ASP, MPEG-4 SP, MP4 |
FEATURES | ASUS ZenFone Zoom (ZX551ML) | Xiaomi MI A3 |
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Phone Functions | Speakerphone, call timer, conference call, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
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Sensors | Accelerometer, proximity sensor, digital compass, gyro sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, vibration sensor | |
Security Devices | - | Fingerprint reader (under display) | |
Additional Phone Features | Multitasking | AI face unlock |
OTHERS | ASUS ZenFone Zoom (ZX551ML) | Xiaomi MI A3 |
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Included Accessories | Power adapter | Power adapter, SIM card removal tool, USB-C cable, soft case |
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