| Hardware and OS | Asus Zenfone 3 Deluxe 5.5 ZS550KL | |
| Operating system | Android 6.0.1 (Marshmallow), upgradable to 7.0 (Nougat) | |
| GPU | Adreno 506 | |
| RAM | 4 GB | |
| Internal Storage | 64 GB | |
| Memory Card Slot | up to 256 GB | |
| User Interface | Asus ZenUI 3.0 | |
| Display | Asus Zenfone 3 Deluxe 5.5 ZS550KL | other phones |
| Type | IPS LCD | |
| Size | 5.5 inches | |
| Resolution | 1080 x 1920 pixels | |
| Colors | 16M | |
| Pixel Density | 401 ppi | |
| Touchscreen | Yes | |
| Protection | Corning Gorilla Glass 4 | |
| Features | capacitive touchscreen | |
| Connectivity | Asus Zenfone 3 Deluxe 5.5 ZS550KL | other phones |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct | |
| GPS | A-GPS, GLONASS, BDS | |
| NFC | yes | |
| USB | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | |
| Speed | HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps | |
| SIM | Nano SIM | |
| Dual SIM | Yes | |
| Camera | Asus Zenfone 3 Deluxe 5.5 ZS550KL | other phones |
| Main camera | 16 MP, f/2.0, laser/phase detection autofocus, OIS | |
| Features | dual-LED (dual tone) | |
| Video | 2160p@30fps | |
| Selfie camera | 8 MP, f/2.0, 1080p | |
| Multimedia | Asus Zenfone 3 Deluxe 5.5 ZS550KL | other phones |
| Loudspeaker | Yes | |
| Radio | Yes | |
| Video Playback | MP4/H.264 player | |
| 3.5 mm Jack | yes | |
| Design | Asus Zenfone 3 Deluxe 5.5 ZS550KL | other phones |
| Dimensions | 151.5 x 76.7 x 7.8 mm | |
| Weight | 151 g | |
| Battery | Asus Zenfone 3 Deluxe 5.5 ZS550KL | other phones |
| Placement | Non-removable | |
| Other | Asus Zenfone 3 Deluxe 5.5 ZS550KL | other phones |
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | |
