| Brand | Asus 华硕 |
| Model | Zenfone 2 ZE551ML |
| OS | Android 5.0 |
| Battery | 3000 mAh |
| Dimensions | 152.5 x 77.2 x 10.9 mm |
| Weight | 170 grams |
| Release Date | January 2015 |
| Band | GSM, HSDPA, LTE |
| Slot | 2 x Micro SIM |
| Type | IPS Capacitive |
| Touch Screen | 10 fingers |
| Size | 5.5 inches |
| Resolution | 1080 x 1920 FHD |
| Colors | 16 Million |
| Protection | Corning® Gorilla® Glass 3 |
| Back | 13.0 MP |
| Front | 5.0 MP |
| Flash | Dual LED Real Tone Flash |
| Capacity | 2 GB / 4 GB |
| Type | LPDDR3 1600 |
| Max Bandwidth | 12.8 GB/s |
| Capacity | 16 GB / 32 GB / 64 GB |
| Type | eMMC |
| CPU | Intel® Atom™ Processor Z3560 Quad Core (2 GB RAM) / Intel® Atom™ Processor Z3580 Quad Core (4 GB RAM) |
| Burst Frequency | 1.83 GHz (2 GB RAM) / 2.33 GHz (4 GB RAM) |
| Instruction Set | 64-bit |
| L2 Cache | 2 MB |
| GPU | PowerVR G6430 |
| Base Frequency | 457 MHz |
| Burst Frequency | 533 MHz |
| WiFi | 802.11 a/b/g/n/ac |
| Bluetooth | 4.0 |
| Accelerometer | Yes |
| Microphone | Yes |
| Light | Yes |
| Compass | Yes |
| NFC | Yes |
| GPS | Yes |
| Proximity | Yes |
| Gyroscope | Yes |
| Speakers | Yes |
| Vibration | No |
| LED Notification | Yes |
| Micro USB Slot | 1 x OTG USB 2.0 |
| Headphone Jack | 3.5 mm Stereo |