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| Phone | Siemens A56 / A56i | ZTE Obsidian | Nokia N900 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
4.5" diag. 16 : 9 |
3.5" diag. 5 : 3 |
| Display Resolution & Type | 101 x 64 pixels |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
800 x 480 pixels (~267 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? |
| Battery | 700 mAh | 1,800 mAh | 1,320 mAh |
| Processor | ? | 1 GHz MediaTek / MT6735M | 600 MHz TI OMAP 3430 (ARM Cortex-A8) |
| RAM | ? | 1 GB | ? |
| Storage | ? raw hardware | 8 GB | ? raw hardware |
| Main Camera | - | 5 megapixel | 5 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | 720p HD | ? |
| Front Camera | - | 2 megapixel | - |
| Weight |
3 oz (85g) |
4.66 oz (132g) |
6.38 oz (181g) |
| Dimensions |
4" x 1.7" x 0.8" (102 x 43 x 20.3 mm) |
5.41" x 2.7" x 0.39" (137 x 69 x 10 mm) |
4.36" x 2.35" x 0.69" (111 x 60 x 17.6 mm) |
| Form Factor | Slab | Slab | Slide |
| Platform / OS | (proprietary) | Android | (proprietary) |
| Network Bands |
GSM: 850, 1900 |
4G LTE: 2, 4, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 4, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | - | LTE (Cat 4) | HSPA 10.1 |
| Features | |||
| Flashlight | - | Yes | - |
| GPS / Location | Yes | n/a | Yes |
| Accessibility | |||
| Adjustable Text Size | - | n/a | - |
| Hearing Aid Compatible | - |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | - | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | - |
| Alerts | |||
| Ringer Profiles | Yes | - | - |
| Connectivity | |||
| Bluetooth | - | Yes | Yes |
| Mobile Hotspot | - | n/a | - |
| USB | - |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 802.11 b,g |
| Contacts | |||
| Picture ID | Yes | n/a | Yes |
| Ringer ID | Yes | n/a | - |
| Voice Dialing | - | n/a | - |
| Customization | |||
| Changeable Body Plates | Yes | - | - |
| Custom Graphics | Yes | n/a | Yes |
| Custom Ringtones | Yes | n/a | Yes |
| Real-Music Ringers | - | n/a | Yes |
| Data & Network | |||
| Data Tethering | - | n/a | - |
| WAP / Web Browser | Yes | n/a | Yes |
| Input | |||
| Predictive Text Entry | Yes | n/a | - |
| Side Keys | - | Yes | Yes |
| Stylus | - | - | Yes |
| Text Keyboard, Hardware | - | - | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes |
| Memory | |||
| Memory Card Slot | - | Yes | Yes |
| Messaging | |||
| Email Client | - | n/a | Yes |
| EMS / Picture Messaging | Yes | n/a | - |
| Instant Messaging | - | n/a | Yes |
| MMS | - | n/a | - |
| Text Messaging Templates | - | n/a | - |
| Music | |||
| FM Transmitter | - | n/a | Yes |
| Headphone Jack (3.5mm) | - | Yes | Yes |
| Music Player | - | n/a | Yes |
| Stereo Speakers | - | - | Yes |
| Photo & Video | |||
| DLNA | - | - | Yes |
| TV Output | - | - | Yes |
| Video Calling | - | n/a | Yes * |
| Productivity | |||
| Alarm | Yes | n/a | Yes |
| Calculator | Yes | n/a | Yes |
| Calendar | - | n/a | Yes |
| Voice Memo | - | n/a | - |
| Software | |||
| Games | Yes | n/a | Yes |
| Voice | |||
| Speaker Phone | - | Yes | Yes |
| * Some versions only | |||
| Siemens A56 / A56i | ZTE Obsidian | Nokia N900 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Siemens A56 / A56i | ZTE Obsidian | Nokia N900 |
