| Brand: | Asus |
| Model: | Zenfone 3s Max ZC521TL |
| Type: | Smartphone |
| Release Date: | 2017 |
| Size: | 5.2 inches, 74.5 cm2 |
| Resolution: | 720 x 1280 pixels, 16:9 ratio (~282 ppi density) |
| Technology: | IPS LCD |
| Main Specs: | 13 MP, f/2.0, AF |
| Main Features: | Dual-LED dual-tone flash, panorama, HDR |
| Main Video: | 1080p@30fps |
| Selfie Specs: | 8 MP |
| Selfie Video: | 1080p@30fps |
| Capacity: | 5000 mAh |
| Type: | Li-Po |
| Charging: | Reverse wired |
| Chipset: | Mediatek MT6750 (28 nm) |
| Cpu: | Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) |
| Gpu: | Mali-T860MP2 |
| Ram: | 3GB |
| Storage: | 32GB |
| Expandable: | microSDXC (uses shared SIM slot) |
| Os: | Android 7 (Nougat), ZenUI 3 |
| Dimensions: | 149.5 x 73.7 x 8.9 mm (5.89 x 2.90 x 0.35 in) |
| Weight: | 175 g (5.22 oz) |
| Sim: | Nano-SIM + Micro-SIM |
| Wifi: | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth: | 4.0, A2DP, EDR |
| Nfc: | No |
| Usb: | microUSB 2.0, OTG |
| Headphone Jack: | Yes |
| Network: | GSM / HSPA / LTE |
| Sensors: | Fingerprint (front-mounted), accelerometer, gyro, proximity, compass |
| Colors: | Gold, Black |
| Usd: | ~194 USD |
