| Key Specs | |
|---|---|
| Release date | Jul 31, 2017 |
| Camera Details | |
| Camera Resolution | 12-megapixel + 16-megapixel Zoom Camera |
| Camera flash | LED |
| Camera Optics | 6P lens with sapphire glass cover |
| Camera Options |
|
| Camera Features |
|
| Camera Aperture | F/1.7 |
| Optical Zoom | 2x (through 16MP Zoom Camera) |
| Focal Length | 50 mm (for Zoom Camera), 25 (for 12MP Cam) |
| Camera pixel size | 1.4 microns |
| Camera angle | 83 ° |
| Max Video Resolution | 3840 x 2160 px |
| Video frames per second | 30 |
| SELFIE CAMERA | |
| Selfie Cam Resolution | 8-megapixel |
| Pixel size | 1.4 |
| Selfie Options | PixelMaster 4.0 camera modes (Beauty, 140-degree Selfie Panorama, Auto mode/HDR Pro, GIF animation) |
| Selfie Features | Sony IMX319 sensor, ASUS SelfieMaster Technology, 3-axis electronic image stabilization, PDAF |
| Aperture | F/1.9 |
| Selfie cam angle | 87.4 |
| Display | |
| Display size | 5.5 inches |
| Display dots per inch | 400.84 DPI |
| Display Type | AMOLED |
| Multi-touch screen | 10-point |
| Touch-Screen | Capacitive |
| Display Resolution | 1920 x 1080 px |
| Display's superficy | 12.93 square inches |
| Display's superficy (metric) | 328.42 square mm |
| Display finish | 2.5D Gorilla Glass |
| Display total pixels | 2073600 |
| Display brightness | 500 nits |
| Display features | Bluelight filter, 100% NTSC, Splendid technology |
| Performance | |
| Operating System | Android 7 Nougat with new ASUS ZenUI 4.0 |
| Processor | Qualcomm Snapdragon 835 (10nm) |
| CPU Cores | 8 |
| CPU architecture | 64-bit |
| Processor Speed | 2.45GHz |
| RAM | 6GB |
| Graphic Processor (GPU) | Adreno 540 |
| Physical Features | |
| Weight | 6.17 ounces |
| Weight (grams) | 175g |
| Thickness | 0.3 inch(es) |
| Width | 2.97 inch(es) |
| Height | 6.17 inch(es) |
| Thickness (metric) | 7.6 mm |
| Width (metric) | 75.6 mm |
| Height (metric) | 156.9 mm |
| Ounces per cubic inch | 1.12 oz/cu in |
| Grams per cubic cm | 0.19 g/cu cm |
| Headset Jack | 3.5mm |
| Available colors |
|
| Included Accessories |
|
| Ambient light detector |  |
| Connectivity | |
| Base technology | EDGE/GPRS/GSM (850/900/1800/1900MHz) |
| 3G Networks | WCDMA TW/WW (B1/2/3/4/5/6/8/19), WCDMA US/CA/BR/CO (B1/2/3/4/5/6/8/19), WCDMA JP/IN (B1/2/3/4/5/6/8/19) |
| 4G Networks | TD-LTE TW/WW (B38/39/40/41), TD-LTE US/CA/BR/CO (B38/39/41), TD-LTE JP/IN (B38/39/40/41), FDD-LTE TW/WW (B1/2/3/4/5/7/8/17/19/20/28), FDD-LTE US/CA/BR/CO (B1/2/3/4/5/7/8/12/17/18/19/20/26/28/29/30), FDD-LTE JP/IN (B1/2/3/4/5/7/8/12/17/18/19/20/26/28/29/30), LTE Cat 12 with 3x CA 4x4 MIMO support |
| Maximum data rate | 866Mbps (Wi-Fi), 600Mbps (LTE Cat 12) |
| Maximum uplink data rate | 100Mbps |
| SIM card type | Nano SIM (Dual Standby) |
| Wi-Fi | 802.11 a/b/g/n/ac (2.4GHz & 5GHz) |
| Wi-Fi Direct | |
| Bluetooth Technology | 5.0 |
| NFC | |
| USB class | USB Type-C 1.0 |
| Connectors | USB-C |
| Storage Memory | |
| Memory | 128GB (a 64GB version is also available) |
| Memory Expansion | MicroSD |
| Expansion Limit | Up to 2000GB |
| Battery Life | |
| Stand-by Time | 336hours |
| Battery type | Non-removable |
| Battery Power | 3600mAh |
| mAh per ounce | 583 mAh/oz |
| mAh per gram | 21 mAh/g |
| mAh per mm thick | 474 mAh/mm of thickness |
| mAh per display square in. | 278mAh/sqrin. |
| Battery charging time | 5 hours (for 2 hours of talk time) |
| Wi-Fi browsing time | 1020minutes |
| Music / Multimedia | |
| Music features | DTS Headphone:X, Smart AMP, Hi-Res Audio |
| Speakers | 2 |
| General Specs | |
| Special features |
|
| Manufacture product ID | ZS551KL |
| Other features | |
| Sensors | Fingerprint, Accelerator, E-Compass, Gyroscope, Proximity, Ambient light, RGB |
| Included software |
|
| Location services | AGPS, BDS, GLONASS |
| Noise cancellation system | ASUS Noise Reduction Technology |
| Number of microphones | 3 |
| Fingerprint detector | (0.3 recognition time) |
| Finish | Diamond-cut metal unibody, 2.1mm slim bezel |
Description:
Also known as Asus Pro Zenfone 4.
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* We cannot guarantee that these specs are accurate. We urge you to do a confirmation of the key specs before making a final choice. Cell phone makers do not always detail all their phone's functions, making it difficult for us to guess whether or not a specific cell phone has a specific function. If you spot an inaccuracy in this list of features, please let us know as soon as possible.
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