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| Phone | AT&T Vista | BlackBerry 7750 | Nokia Lumia 635 (CDMA) | Siemens CT56 | Motorola A845 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
5.5" diag. 18 : 9 |
? |
4.5" diag. 16 : 9 |
? | ? |
| Display Resolution & Type |
720 x 1440 pixels (~293 ppi) LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
101 x 64 pixels |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | ? | ? |
| Battery | 2,450 mAh | ? | 1,830 mAh | 700 mAh | ? |
| Processor | 2 GHz MediaTek Helio A22 (MT6761V) | ? | 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) | ? | ? |
| RAM | 3 GB | ? | 512 MB | ? | ? |
| Storage | 32 GB | ? raw hardware | 8 GB | ? raw hardware | ? raw hardware |
| Main Camera | 8 megapixel | - | 5 megapixel | - | Yes |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 1080p HD | - | 720p HD | - | ? |
| Front Camera | 5 megapixel | - | - | - | Yes |
| Weight |
5.51 oz (156g) |
5.01 oz (142g) |
4.73 oz (134g) |
2.96 oz (84g) |
5.47 oz (155g) |
| Dimensions |
5.88" x 2.82" x 0.35" (149 x 72 x 8.9 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
5.1" x 2.63" x 0.36" (130 x 67 x 9.1 mm) |
3.98" x 1.73" x 0.83" (101 x 44 x 21.1 mm) |
5.4" x 2.2" x 1" (137 x 56 x 25.4 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Slab |
| Platform / OS | Android | BlackBerry OS | Windows | (proprietary) | (proprietary) |
| Network Bands |
4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30 WCDMA: 1, 2, 4, 5, 8 |
CDMA: 850, 1900 |
4G LTE: 25, 26, 41 WCDMA: 1, 2, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
GSM: 850, 1900 |
WCDMA: 2 GSM: 850, 1800, 1900 |
| Data Technology | LTE (Cat 4) | 1xRTT | LTE (Cat 3) | GPRS | WCDMA (UMTS) |
| Features | |||||
| Flashlight | Yes | - | - | - | - |
| GPS / Location | n/a | n/a | n/a | Yes | Yes |
| Accessibility | |||||
| Hearing Aid Compatible | Yes | - | Yes | - | - |
| Multiple Languages | n/a | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | - | Yes | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | - | Yes |
| Infrared (IR) | - | - | - | - | Yes |
| Mobile Hotspot | n/a | n/a | n/a | - | - |
| USB |
Yes USB Type C |
Yes |
Yes Micro-USB |
Yes | Yes |
| Wi-Fi | Yes | - |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | n/a | n/a | n/a | - | Yes |
| Ringer ID | n/a | n/a | n/a | - | Yes |
| Voice Dialing | n/a | n/a | n/a | Yes | Yes |
| Customization | |||||
| Changeable Body Plates | - | - | - | Yes | - |
| Custom Graphics | n/a | n/a | n/a | Yes | Yes |
| Custom Ringtones | n/a | n/a | n/a | Yes | Yes |
| Real-Music Ringers | n/a | n/a | n/a | - | Yes |
| Data & Network | |||||
| Data Tethering | n/a | n/a | n/a | Yes | Yes |
| WAP / Web Browser | n/a | n/a | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | - | Yes |
| Text Keyboard, Hardware | - | Yes | - | - | - |
| Touch Screen | Yes | - | Yes | - | - |
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | - | - |
| Messaging | |||||
| Email Client | n/a | n/a | n/a | - | Yes |
| EMS / Picture Messaging | n/a | n/a | n/a | Yes | Yes |
| Instant Messaging | n/a | n/a | n/a | - | Yes |
| MMS | n/a | n/a | n/a | - | Yes |
| Music | |||||
| FM Radio | - | - | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | - | Yes | - | - |
| Music Player | n/a | n/a | n/a | - | Yes |
| Photo & Video | |||||
| DLNA | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | n/a | - | Yes |
| Calculator | n/a | n/a | n/a | - | Yes |
| Calendar | n/a | n/a | n/a | - | Yes |
| To-Do List | n/a | n/a | n/a | - | - |
| Voice Memo | n/a | n/a | n/a | - | Yes |
| Software | |||||
| Games | n/a | n/a | n/a | - | Yes |
| Java (J2ME) | n/a | n/a | n/a | Yes | Yes |
| Voice | |||||
| HD Voice | Yes | - | - | - | - |
| Headset Jack (2.5 mm) | n/a | n/a | n/a | - | Yes |
| Speaker Phone | Yes | - | Yes | Yes | Yes |
| * Some versions only | |||||
| AT&T Vista | BlackBerry 7750 | Nokia Lumia 635 (CDMA) | Siemens CT56 | Motorola A845 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | AT&T Vista | BlackBerry 7750 | Nokia Lumia 635 (CDMA) | Siemens CT56 | Motorola A845 |
