In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and ASUS ZenFone Zoom S (ZE553KL). 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) | ASUS ZenFone Zoom S (ZE553KL) |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZX551ML | ZE553KL | |
| Form Factor | Touch | Touch | |
| Height | 158.9 mm | 154.3 mm | ASUS ZenFone Zoom (ZX551ML) has greater height than ASUS ZenFone Zoom S (ZE553KL). |
| Width | 78.8 mm | 77 mm | ASUS ZenFone Zoom (ZX551ML) has greater width than ASUS ZenFone Zoom S (ZE553KL). |
| Depth | 12 mm | 7.99 mm | ASUS ZenFone Zoom S (ZE553KL) is narrower than ASUS ZenFone Zoom (ZX551ML). |
| Weight | 185 g | 170 g | ASUS ZenFone Zoom S (ZE553KL) is lighter than ASUS ZenFone Zoom (ZX551ML). |
| Body Colour | Ceramic white | Pure black | Navy black | |
| Body Material | - | Metal | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.432 W/kg (body), 0.343 W/kg (head) | - | |
| Integrated Components | - | FM radio | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | - | Dual-SIM |
| DISPLAY | ASUS ZenFone Zoom (ZX551ML) | ASUS ZenFone Zoom S (ZE553KL) |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | Full HD Super AMOLED | |
| Screen Size (Display Size) | 5.5" | 5.5" | Both phones have the same screen size. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1920 x 1080 pixels | Both phones have the same screen resolution. |
| Display Format | Full HD | Full HD | |
| Pixel Density | 401 ppi | - | |
| Max Brightness | - | 500 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Display Enhancement Technology | - | Bluelight Filter for Eye Care | |
| Display Features | - | 2.5D Glass | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | Fingerprint-resistant oleophobic coating, Corning Gorilla Glass 5 (scratch resistant glass) |
| PROCESSOR | ASUS ZenFone Zoom (ZX551ML) | ASUS ZenFone Zoom S (ZE553KL) |
|---|
| Processor Type (CPU) | Intel Atom | Qualcomm Snapdragon 625 | |
|---|---|---|---|
| Processor Number | Z3590 | MSM8953 | |
| Clock Speed | 2.5 GHz | 2 GHz | ASUS ZenFone Zoom (ZX551ML) has higher clock speed than ASUS ZenFone Zoom S (ZE553KL). |
| Processor Core Qty | Quad-core | 8-core | ASUS ZenFone Zoom S (ZE553KL) has higher processor core quantity than ASUS ZenFone Zoom (ZX551ML). |
| 64-bit Architecture | - | Yes | ASUS ZenFone Zoom S (ZE553KL) has 64-bit architecture. |
| Graphics System (GPU) | PowerVR G6430 | Qualcomm ADRENO 506 |
| MEMORY | ASUS ZenFone Zoom (ZX551ML) | ASUS ZenFone Zoom S (ZE553KL) |
|---|
| RAM | 4 GB | 4 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 64 GB | ASUS ZenFone Zoom S (ZE553KL) 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 2 TB |
| CAMERA | ASUS ZenFone Zoom (ZX551ML) | ASUS ZenFone Zoom S (ZE553KL) |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 12 Megapixel | ASUS ZenFone Zoom (ZX551ML) has better camera resolution than ASUS ZenFone Zoom S (ZE553KL). |
| Sensor Size | - | 1/2.55" | |
| Sensor Name | - | Sony Exmor RS IMX362 sensor | |
| Lens Aperture | F/2.7-4.8 | F/1.7 | ASUS ZenFone Zoom S (ZE553KL) has better lens aperture than ASUS ZenFone Zoom (ZX551ML). |
| Lens Construction | - | 6-element | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | 4 Stop OIS (Optical Image Stabilisation) | Both phones have optical image stabilization. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | Yes | Yes | |
| Minimum Focal Length (Focal Distance) | - | 25 mm | |
| Digital Zoom | 3x | - | |
| Special Effects | - | Depth of field | |
| HDR Mode | Auto HDR mode | HDR Pro | |
| Camera Modes | Panorama | Panorama, Time-lapse mode, night mode, manual mode, super resolution mode, All Smiles mode, Mini mode, Children mode, Beautification mode, GIF animation function | |
| Face Recognition (Face ID) | Face detection | - | ASUS ZenFone Zoom (ZX551ML) has face detection. |
| Light Source | Dual LED flash | Dual LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 24 fps | |
| Camera Features (Functions) | - | GIF animation function, QR-code scanner, ZenMotion, Smart Remove, MiniMovie, Time Rewind, PixelMaster 3.0 camera, 3-axis electronic image stabilisation, Dual Phase Detect Auto-Focus (PDAF), RAW image capture, ASUS SuperPixel technology, Corning Gorilla Glass (protective lens glass), Subject-Tracking Auto-Focus, ASUS TriTech+ technology |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 12 Megapixel |
|---|
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 13 Megapixel | ASUS ZenFone Zoom S (ZE553KL) has better front camera resolution than ASUS ZenFone Zoom (ZX551ML). |
| Sensor Size (Front) | - | 1/3.06" | |
| Sensor Name (Front) | - | Sony Exmor RS IMX214 sensor | |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| HDR Mode (Front) | - | HDR Pro | |
| Camera Modes (Front) | - | Time-lapse mode, Slow motion mode, night mode, Auto mode, low-light shots, selfie panorama, Beautification mode, GIF animation function | |
| Light Source (Front) | - | Display flash | |
| Camera Features (Front) | - | ASUS SuperPixel technology |
| BATTERY AND CHARGING | ASUS ZenFone Zoom (ZX551ML) | ASUS ZenFone Zoom S (ZE553KL) |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 5000 mAh | ASUS ZenFone Zoom S (ZE553KL) has larger battery capacity than ASUS ZenFone Zoom (ZX551ML). |
|---|---|---|---|
| Battery Technology | Lithium polymer | Lithium polymer |
| CELLULAR | ASUS ZenFone Zoom (ZX551ML) | ASUS ZenFone Zoom S (ZE553KL) |
|---|
| 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 7.1.1 Nougat | |
| User Interface | ASUS ZenUI 2.0 | - | |
| Navigation | A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | ASUS ZenFone Zoom (ZX551ML) | ASUS ZenFone Zoom S (ZE553KL) |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, DC-HSDPA, VoLTE, 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 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 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 5, Band 7, Band 8, Band 20 | |
| 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 850, FDD 2600, FDD 900, FDD 800 DD | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | Infrared (IrDA), 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 |
| MEDIA | ASUS ZenFone Zoom (ZX551ML) | ASUS ZenFone Zoom S (ZE553KL) |
|---|
| Sound Enhancements | - | DTS Headphone:X 7.1, ASUS SonicMaster technology |
|---|
| FEATURES | ASUS ZenFone Zoom (ZX551ML) | ASUS ZenFone Zoom S (ZE553KL) |
|---|
| 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, gyro sensor, hall sensor, RGB sensor, colour correction sensor | |
| Security Devices | - | Fingerprint reader | |
| Additional Phone Features | Multitasking | Dual microphones, Hi-Res Audio, Google Drive Storage (100 GB) (free for 2 years), power bank function, NXP Smart AMP technology, ASUS Noise Reduction technology |
| OTHERS | ASUS ZenFone Zoom (ZX551ML) | ASUS ZenFone Zoom S (ZE553KL) |
|---|
| Included Accessories | Power adapter | Power adapter, SIM card removal tool, ASUS ZenEar with Mic, OTG cable (Type C to A 2.0), USB-C cable |
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