  |  |  |  | |
| Editiorial reviews | ||||
| User rating |
| CPU cores | 8-core | Single-core | Single-core | Single-core |
|---|---|---|---|---|
| Operating system | N/A | Windows Mobile 6.1 | Windows Phone 7.8 | Windows Phone 7.8 |
| CPU clock speed | N/A | 0.53 GHz | 1.4 GHz | 1.4 GHz |
| RAM memory | N/A | 288 MB | 512 MB | 512 MB |
| CPU model | N/A | N/A | Qualcomm Snapdragon S2 MSM8255 | Qualcomm Snapdragon S2 APQ8055 |
| GPU model | N/A | N/A | Qualcomm Adreno 205 | Qualcomm Adreno 205 |
| Screen size | 5.5 in | 3.2 in | 3.7 in | 4.3 in |
|---|---|---|---|---|
| Touchscreen | yes | yes | yes | yes |
| Panel type | LCD | LCD | OLED | OLED |
| Technology | IPS TFT | N/A | AMOLED | AMOLED |
| HDR | no | no | no | no |
| Number of colors | N/A | 65K | 16.7M | 16.7M |
| Resolution | N/A | 480 x 800 px | 800 x 480 px | 800 x 480 px |
| Dual screen support | N/A | no | no | no |
| Scratch resistant display | N/A | no | yes | yes |
| Pixel density | N/A | N/A | 252.0 ppi | 217.0 ppi |
| Multi touch | N/A | N/A | yes | yes |
| Screen material | N/A | N/A | N/A | Corning Gorilla Glass |
| 4G LTE | yes | no | no | yes |
|---|---|---|---|---|
| Wireless network (Wi-Fi) | N/A | yes | yes | yes |
| Wireless networking standard | N/A |
|
|
|
| Navigation system | N/A | A-GPS | A-GPS | GLONASS |
| 2G GSM | N/A | yes | yes | yes |
| 3G UMTS | N/A | yes | yes | yes |
| GSM frequencies | N/A | N/A |
|
|
| UMTS frequences | N/A | N/A |
| N/A |
| Mobile hotspot | N/A | N/A | yes | yes |
| Data transmission | N/A | N/A | N/A | HSPA+ |
| LTE frequencies | N/A | N/A | N/A |
|
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