| Basic Information | Model | Zenfone selfie(ZD551KL) |
| Time To Market | 2015 | |
| OS | ZenUI,Based on Android 5.0 | |
| CPU | Qualcomm Snapdargon 615 MSM8939 64 bit Octa Core,1.5+1.0GHz | |
| GPU | Adreno 405 | |
| SIM Card | Dual Card Dual Standby(Dual Micro SIM card) when one card use 4G,the other only support 2G | |
| Weight | 170g | |
| Li-Polymer | 3000 mAh Battery | |
| Memory Capacity | RAM | 3GB |
| ROM | 16GB | |
| Max. | Support TF card up to 128GB | |
| About Storage | The actual available storage is not equal to the written number,the reason we can explain is that the software configuration of your phone will occupy part of storage.The final available storage you can check the Antutu scores screenshots.We can not accept the dispute over RAM/ROM difference. | |
| Connectivity | Cellular and wireless | Supports 4G(LTE) 3G(WCDMA) and 2G(GSM) networks |
| 2G | GSM: 850/900/1800/1900MHz | |
| 3G | WCDMA:Band 1/2/5/8; TD-SCDMA:Band 34/39 | |
| 4G | FDD-LTE Band 1/3(1800MHz / 2100MHz) ; TD-LTE: Band 38/39/40/41 | |
| Bluetooth | Yes,4.0 | |
| WLAN | Yes, 802.11 a/b/g/n/ac | |
| FM Radio | Yes, earphone needed | |
| GPS | Yes,Also A-GPS | |
| OTG | Yes | |
| Screen | Display | 5.5Inch |
| Type | IPS(TFT) | |
| Resolution | FHD 1920 x 1280 pixels | |
| Multitouch | Yes, | |
| Pixel Density | 403ppi | |
| Color | 16M | |
| Camera | Front camera | 13.0MP |
| Back camera | 13.0MP f/2.0 | |
| Video | 1080P | |
| Sensor | CMOS | |
| Auto Focus | Support,back camera | |
| Touch Focus | Yes | |
| Multimedia | Audio format | AAC, AMR,OGG, APE,MKA,FLAC,MIDI,M4A |
| Video format | 3GP, MP4, AVI,MOV,MKV,FLV,MPEG | |
| Picture format | JPEG,GIF, BMP, PNG | |
| Sensors | Accelerometer Sensor | Yes |
| Gravity Sensors | Yes | |
| Light Sensor | Yes | |
| Proximity Sensor | Yes | |
| Package Contents | 1x Zenfone selfie cell phone | |
| 1x Charger | ||
| 1 x Micro USB Cable | ||
| 1 x User Manual | ||