In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and OPPO A16s. 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) | OPPO A16s |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | ZX551ML | CPH2271 | |
Form Factor | Touch | Touch | |
Height | 158.9 mm | 163.8 mm | OPPO A16s has greater height than ASUS ZenFone Zoom (ZX551ML). |
Width | 78.8 mm | 75.6 mm | ASUS ZenFone Zoom (ZX551ML) has greater width than OPPO A16s. |
Depth | 12 mm | 8.4 mm | OPPO A16s is narrower than ASUS ZenFone Zoom (ZX551ML). |
Weight | 185 g | 190 g | ASUS ZenFone Zoom (ZX551ML) is lighter than ASUS ZenFone Zoom (ZX551ML). |
Body Colour | Ceramic white | Pure black | Crystal black | |
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 |
USB Type-C Handset jack - mini-phone 3.5mm |
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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) | OPPO A16s |
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Display Type | LCD display | LCD display | |
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Display Technology | IPS | LCD | |
Screen Size (Display Size) | 5.5" | 6.52" | OPPO A16s has larger screen size than ASUS ZenFone Zoom (ZX551ML). |
Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1600 x 720 pixels | ASUS ZenFone Zoom (ZX551ML) has better screen resolution than OPPO A16s. |
Display Format | Full HD | HD+ | |
Pixel Density | 401 ppi | 269 ppi | ASUS ZenFone Zoom (ZX551ML) has better pixel density than OPPO A16s. |
Max Brightness | - | 480 cd/m² | |
Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
Contrast Ratio | - | 1500:1 | |
Display Refresh Rate | - | 60 Hz | |
Touch Sampling Rate | - | 60 Hz | |
Display Features | - | 71% NTSC | |
Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | - |
PROCESSOR | ASUS ZenFone Zoom (ZX551ML) | OPPO A16s |
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Processor Type (CPU) | Intel Atom | MediaTek Helio G35 | |
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Processor Number | Z3590 | - | |
Clock Speed | 2.5 GHz | 2.3 GHz | ASUS ZenFone Zoom (ZX551ML) has higher clock speed than OPPO A16s. |
Processor Core Qty | Quad-core | 8-core | OPPO A16s has higher processor core quantity than ASUS ZenFone Zoom (ZX551ML). |
Graphics System (GPU) | PowerVR G6430 | IMG GE8320 |
MEMORY | ASUS ZenFone Zoom (ZX551ML) | OPPO A16s |
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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 | OPPO A16s 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) | OPPO A16s |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 3 | |
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Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
Lens Aperture | F/2.7-4.8 | F/2.2 | OPPO A16s has better lens aperture than ASUS ZenFone Zoom (ZX551ML). |
Lens Construction | - | 5-element | |
Field of View (FoV) | - | 80 degree(s) | |
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 | 5x | OPPO A16s has better digital zoom than ASUS ZenFone Zoom (ZX551ML). |
Special Effects | - | Portrait, Bokeh effect | |
HDR Mode | Auto HDR mode | - | |
Camera Modes | Panorama | Dazzling Mode | |
Face Recognition (Face ID) | Face detection | - | ASUS ZenFone Zoom (ZX551ML) has face detection. |
Light Source | Dual LED flash | - | |
Still Image Resolutions | - | 4160 x 3120, 4160 x 2340, 3120 x 3120, 4160 x 1872 | |
Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
Camera Features (Functions) | - | AI Triple camera, AI Beautification |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | - | 2 Megapixel | |
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Lens Aperture (2nd Camera) | - | F/2.4 | |
Lens Element Qty (2nd Camera) | - | 3-element | |
Field of View (2nd Camera) | - | 88.8 degree(s) | |
Camera Functions (2nd Camera) | - | Depth camera |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
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Lens Aperture (3rd Camera) | - | F/2.4 | |
Lens Element Qty (3rd Camera) | - | 3-element | |
Field of View (3rd Camera) | - | 88.8 degree(s) | |
Camera Functions (3rd Camera) | - | Macro camera |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 5 Megapixel | 8 Megapixel | OPPO A16s 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) | |
Still Image Resolutions (Front) | - | 3264 x 2448 | |
Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps |
BATTERY AND CHARGING | ASUS ZenFone Zoom (ZX551ML) | OPPO A16s |
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Battery Capacity (Battery Size) | 3000 mAh | 5000 mAh | OPPO A16s has larger battery capacity than ASUS ZenFone Zoom (ZX551ML). |
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Battery Technology | Lithium polymer | - |
CELLULAR | ASUS ZenFone Zoom (ZX551ML) | OPPO A16s |
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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) | ColorOS 11.1 (based on Android 11) | |
User Interface | ASUS ZenUI 2.0 | - | |
Navigation | A-GPS, GLONASS, BeiDou | GPS, GLONASS, BeiDou, Galileo, QZSS |
COMMUNICATIONS | ASUS ZenFone Zoom (ZX551ML) | OPPO A16s |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | 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 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 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 38, Band 39, Band 40, Band 41, Band 66 | |
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, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
Wireless Interface | IEEE 802.11a/b/g/n/ac | Wi-Fi | |
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) | OPPO A16s |
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Supported Digital Audio Standards | - | AAC, apt-X, LDAC, SBC |
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FEATURES | ASUS ZenFone Zoom (ZX551ML) | OPPO A16s |
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Phone Functions | Speakerphone, call timer, conference call, vibrating alert | - | |
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Sensors | Accelerometer, proximity sensor, digital compass, gyro sensor | Accelerometer, ambient light sensor, proximity sensor, pedometer, gyroscope | |
Security Devices | - | Face recognition, fingerprint reader (side) | |
Security Technology | - | Face Unlock | |
Additional Phone Features | Multitasking | - |
OTHERS | ASUS ZenFone Zoom (ZX551ML) | OPPO A16s |
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Included Accessories | Power adapter | Headset, SIM card removal tool, USB-C cable, protective case |
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