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| Phone | Nokia 6555 | ZTE Obsidian | Siemens C56 | HTC 8XT |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2" diag. 4 : 3 |
4.5" diag. 16 : 9 |
? |
4.3" diag. 5 : 3 |
| Display Resolution & Type |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
101 x 64 pixels |
480 x 800 pixels (~217 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 1,020 mAh | 1,800 mAh | 700 mAh | 1,800 mAh |
| Processor | ? | 1 GHz MediaTek / MT6735M | ? | 1.4 GHz Qualcomm Snapdragon 400 8930 |
| RAM | ? | 1 GB | ? | 1 GB |
| Storage | ? raw hardware | 8 GB | ? raw hardware | 8 GB |
| Main Camera | 1 megapixel | 5 megapixel | - | 8 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | QCIF (176 x 144) | 720p HD | - | 1080p HD |
| Front Camera | - | 2 megapixel | - | 2 megapixel |
| Weight |
3.42 oz (97g) |
4.66 oz (132g) |
3 oz (85g) |
4.9 oz (139g) |
| Dimensions |
3.92" x 1.74" x 0.77" (100 x 44 x 19.6 mm) |
5.41" x 2.7" x 0.39" (137 x 69 x 10 mm) |
3.98" x 1.73" x 0.83" (101 x 44 x 21.1 mm) |
5.2" x 2.6" x 0.39" (132 x 66 x 9.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | Windows |
| Network Bands |
4G LTE: 2, 4, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 1900 |
4G LTE: 25 CDMA: 800, 850, 1900 |
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| Data Technology | WCDMA (UMTS) | LTE (Cat 4) | GPRS | LTE (Cat 3) |
| Features | ||||
| Flashlight | - | Yes | - | Yes |
| GPS / Location | - | n/a | Yes | n/a |
| Accessibility | ||||
| Adjustable Text Size | Yes | n/a | - | n/a |
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | Yes | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | Yes |
| Mobile Hotspot | - | n/a | - | n/a |
| NFC | - | - | - | Yes |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- |
Yes 4 (802.11 a,b,g,n) |
| Contacts | ||||
| Picture ID | Yes | n/a | - | n/a |
| Ringer ID | Yes | n/a | Yes | n/a |
| Voice Dialing | Yes | n/a | Yes | n/a |
| Customization | ||||
| Changeable Body Plates | - | - | Yes | - |
| Custom Graphics | Yes | n/a | Yes | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a |
| Real-Music Ringers | Yes | n/a | - | n/a |
| Data & Network | ||||
| Data Tethering | Yes | n/a | Yes | n/a |
| WAP / Web Browser | Yes | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | - | Yes |
| Touch Screen | - |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | Yes |
| Messaging | ||||
| Email Client | Yes | n/a | - | n/a |
| EMS / Picture Messaging | - | n/a | Yes | n/a |
| Instant Messaging | Yes | n/a | - | n/a |
| MMS | Yes | n/a | - | n/a |
| Text Messaging Templates | Yes | n/a | Yes | n/a |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | - | Yes |
| Music Player | Yes | n/a | - | n/a |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | n/a |
| Calculator | Yes | n/a | Yes | n/a |
| Calendar | Yes | n/a | Yes | n/a |
| To-Do List | Yes | n/a | - | n/a |
| Voice Memo | Yes | n/a | - | n/a |
| Software | ||||
| Games | Yes | n/a | Yes | n/a |
| Java (J2ME) | Yes | n/a | Yes | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | - | n/a |
| Push-To-Talk | Yes * | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Nokia 6555 | ZTE Obsidian | Siemens C56 | HTC 8XT | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia 6555 | ZTE Obsidian | Siemens C56 | HTC 8XT |
