
| Key Specs | |
|---|---|
| Release date | Aug 31, 2017 |
| Camera Details | |
| Camera Resolution | 13-meapixel + 5-megapixel |
| Camera flash | LED |
| Camera Options |
|
| Camera Features |
|
| Camera Aperture | F/2.0 |
| Focal Length | 24 mm |
| Camera angle | 120 ° (for 5MP cam), 80 (for 13MP cam) |
| Video recorder features | 120-degree Wide-angle Video, Electronic Image Stabilization, Take Still Photo While Video-recording |
| Max Video Resolution | 1920 x 1080 px |
| Video frames per second | 30 |
| SELFIE CAMERA | |
| Selfie Cam Resolution | 8-megapixel |
| Selfie Options | PixelMaster camera modes (Auto with HDR, Beauty, GIF Animation, 140-degree Selfie Panorama) |
| Selfie flash | Softlight LED |
| Focal Length | 25 (17.9 for 5MP sub-cam) |
| Selfie cam angle | 85 |
| Screen | |
| Display size | 5.2 inches |
| Display dots per inch | 282.56 DPI |
| Display Type | IPS |
| Multi-touch screen | 10-point |
| Touch-Screen | Capacitive |
| Display Resolution | 1280 x 720 px |
| Display's superficy | 11.55 square inches |
| Display's superficy (metric) | 293.37 square mm |
| Display finish | Contoured 2.5D glass |
| Display total pixels | 921600 |
| Display features | Bluelight filter for eye care |
| Performance | |
| Operating System | Android 7.0 Nougat with ASUS ZenUI |
| Processor | Qualcomm Snapdragon 425 |
| CPU Cores | 4 |
| CPU architecture | 64-bit |
| Processor Speed | 1.4GHz |
| RAM | 3GB (LPDDR3, with a 2GB version also available) |
| Graphic Processor (GPU) | Qualcomm Adreno 308 |
| Physical Features | |
| Weight | 5.5 ounces |
| Weight (grams) | 156g |
| Thickness | 0.34 inch(es) |
| Width | 2.89 inch(es) |
| Height | 5.93 inch(es) |
| Thickness (metric) | 8.73 mm |
| Width (metric) | 73.3 mm |
| Height (metric) | 150.5 mm |
| Ounces per cubic inch | 0.94 oz/cu in |
| Grams per cubic cm | 0.16 g/cu cm |
| Headset Jack | 3.5mm |
| Available colors |
|
| Ambient light detector | ![]() |
| Connectivity | |
| Base technology | GSM/EDGE/GPRS (850/900/1800/1900MHz) |
| 3G Networks | WCDMA WW (B1/5/8), WCDMA TW/JP/HK/BR/NA/SA (B1/2/5/6/8/19) |
| 4G Networks | TD-LTE WW (B40), TD-LTE TW/JP/HK/BR/NA/SA (B38/41), FDD-LTE WW (B1/3/5/7/8/20), FDD-LTE TW/JP/HK/BR/NA/SA (B1/2/3/4/5/7/8/12/17/18/19/26/28) |
| Maximum data rate | 150Mbps |
| Maximum uplink data rate | 50Mbps |
| SIM card type | Dual |
| Wi-Fi | 802.11 b/g/n |
| Wi-Fi Direct | ![]() |
| Bluetooth Technology | 4.2 |
| Connectors | Micro USB, USB-OTG |
| Storage Memory | |
| Memory | 32GB (eMCP, with a 16GB version also available) |
| Memory Expansion | MicroSD |
| Expansion Limit | Up to 256GB |
| Battery Life | |
| 3G Talk Time | 1860minutes |
| 4G Stand-by Time | 888min. |
| Battery Power | 4100mAh |
| mAh per ounce | 745 mAh/oz |
| mAh per gram | 26 mAh/g |
| mAh per mm thick | 470 mAh/mm of thickness |
| mAh per display square in. | 355mAh/sqrin. |
| Battery charging time | 15 hours (for 2 hours of talk time) |
| Music Playback Time | 6060minutes |
| Wi-Fi browsing time | 1260minutes |
| Music / Multimedia | |
| Music features | Audio CODEC integrated into PMIC |
| Speaker power | 1 (with PMIC internal amplifier) |
| General Specs | |
| Special features |
|
| Other features | |
| Sensors | Accelerator, Indicator light, Fingerprint, Proximity, E-compass, Ambient light |
| Memo Book | Do It Later |
| Included software |
|
| Games | Game Genie |
| Location services | AGPS, GLO, GPS |
| Noise cancellation system | ASUS Noise Reduction Technology |
| Number of microphones | 2 |
| Fingerprint detector | (up to 5 fingers, 360-degree recognition) |
| Finish | Metallic design |
Description:
Also known as: Asus ZC520KL, Asus Max Zenfone 4 ZC520KL.
You Should Also Be Interested In These:
- Best Phones As Of October 2025 (12 Categories)
- Don't Buy The Wrong Phone! Celliminator Will Find Your Perfect Phone
* Spec accuracy is not guaranteed. Please 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 spotted an inaccuracy in this spec sheet, please let us know as soon as possible.
Full Menu