  |  |  |  |  |
| Operating system | Apple iOS 11 | Android 5.1 | Proprietary OS | Android 4.4 | Android 4.4 |
|---|---|---|---|---|---|
| CPU clock speed | 1.4 GHz | 1.8 GHz | N/A | 2.5 GHz | 2.5 GHz |
| CPU cores | Dual-core | 6-core | Single-core | Quad-core | Quad-core |
| CPU model | Apple A8 | Qualcomm Snapdragon 808 MSM8992 | N/A | Qualcomm Snapdragon 801 MSM8974AC v3 | Qualcomm Snapdragon 801 MSM8974AC v3 |
| GPU model | PowerVR GX6650 | Qualcomm Adreno 418 | N/A | Qualcomm Adreno 330 | Qualcomm Adreno 330 |
| RAM memory | 1 GB | 3 GB | N/A | 2 GB | 3 GB |
| Screen size | 4.7 in | 5.5 in | N/A | 5.1 in | 5.0 in |
|---|---|---|---|---|---|
| Number of colors | 16.7M | 16.7M | N/A | 16.7M | N/A |
| Panel type | LCD | LCD | LCD | OLED | LCD |
| Resolution | 1334 x 750 px | 2560 x 1440 px | 84 x 48 px | 1920 x 1080 px | 1920 x 1080 px |
| Technology |
|
| N/A |
| IPS LCD |
| Pixel density | 326.0 ppi | 538.0 ppi | 114.0 ppi | 432.0 ppi | 441.0 ppi |
| Screen material | Fingerprint-resistant coating | Corning Gorilla Glass 3.0 | N/A | Corning Gorilla Glass 3.0 | N/A |
| Touchscreen | N/A | yes | no | yes | yes |
| Dual screen support | N/A | yes | no | yes | no |
| Scratch resistant display | N/A | yes | no | yes | yes |
| HDR | N/A | no | no | no | no |
| Multi touch | N/A | yes | N/A | yes | yes |
| Height | 5.44 in | 5.86 in | 4.45 in | 5.59 in | 5.48 in |
|---|---|---|---|---|---|
| Width | 2.64 in | 3.0 in | 1.89 in | 2.85 in | 2.7 in |
| Depth | 0.27 in | 0.39 in | 0.87 in | 0.32 in | 0.35 in |
| Weight | 4.55 oz | 5.47 oz | 4.69 oz | 5.11 oz | 5.26 oz |
| Sim card size | Nano-SIM | Micro-SIM | Mini-SIM | Micro-SIM | Micro-SIM |
|---|---|---|---|---|---|
| Bluetooth version | 4.0 | 4.1 | N/A | 4.0 | 4.0 |
| Bluetooth profile |
|
| N/A |
| A2DP |
| Charging connection |
|
| N/A | USB | USB |
| Headphone connection | 3.5 mm | 3.5 mm | N/A | 3.5 mm | 3.5 mm |
| Video output | Manufacturer specific | SlimPort | No | MHL | N/A |
| Dual sim support | N/A | no | no | no | no |
| DLNA certified | N/A | yes | no | yes | yes |
| Bluetooth | N/A | yes | no | yes | yes |
| Bluetooth codec | N/A |
| N/A |
| N/A |
| NFC | N/A | yes | no | yes | yes |
| USB version | N/A | 2.0 | N/A | 3.0/3.1 | N/A |
| Type of USB connector | N/A | Micro-USB | N/A | N/A | Micro-USB |
| USB On-The-Go (OTG) | N/A | yes | N/A | yes | yes |
| Battery type | Lithium Polymer | Lithium ion | N/A | Lithium ion | Lithium ion |
|---|---|---|---|---|---|
| Battery capacity | 1810.0 mAh | 3000.0 mAh | 900.0 mAh | 2800.0 mAh | 3080.0 mAh |
| Standby time | 250.0 h | 375.0 h | 260.0 h | 390.0 h | 280.0 h |
| Talk time | 14.0 h | 20.0 h | 4.5 h | 21.0 h | N/A |
| Replaceable battery | N/A | yes | yes | yes | no |
| Fast charging | N/A | yes | no | yes | yes |
| Fast charging standard | N/A | Qualcomm Quick Charge 2.0 | N/A | N/A | N/A |
| Wireless charging | N/A | yes | no | yes | N/A |
| Wireless charging standard | N/A | QI | N/A |
| N/A |
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