Compare Phones
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| Phone | Siemens CT56 | Nuu F4L | Samsung SCH-A990 | Samsung SGH-X640 | Samsung SGH-P850 / P858 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.8" diag. 4 : 3 |
? | ? | ? |
| Display Resolution & Type | 101 x 64 pixels |
240 x 320 pixels (~143 ppi) LCD (STN) |
240 x 320 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? | ? |
| Battery | 700 mAh | 1,350 mAh | 1,000 mAh | 800 mAh | 950 mAh |
| Processor | ? | 1.1 GHz MediaTek MT6731 | ? | ? | ? |
| RAM | ? | 512 MB | ? | ? | ? |
| Storage | ? raw hardware | 4 GB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | 2 megapixel | 3 megapixel | Yes | 3 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 720p HD | ? | - | ? |
| Front Camera | - | Yes | - | - | - |
| Weight |
2.96 oz (84g) |
4.5 oz (128g) |
4.4 oz (125g) |
3 oz (85g) |
4.23 oz (120g) |
| Dimensions |
3.98" x 1.73" x 0.83" (101 x 44 x 21.1 mm) |
4.31" x 2.27" x 0.83" (109 x 58 x 21 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.77" x 1.86" x 0.96" (96 x 47 x 24.4 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Clamshell | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
GSM: 850, 1900 |
4G LTE: 2, 4, 5, 12, 13, 66 WCDMA: 2, 4, 5 GSM: 850, 1900 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | GPRS | LTE (Cat 4) | EVDO r0 | GPRS | EDGE |
| Features | |||||
| Flashlight | - | Yes | Yes | - | - |
| GPS / Location | Yes | Yes | Yes | - | - |
| Accessibility | |||||
| Adjustable Text Size | - | Yes | - | - | - |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
- | - |
| Multiple Languages | Yes | Yes | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | - | - |
| Alerts | |||||
| Extra Display | - | Yes | Yes | - | Yes |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | - | Yes |
| USB | Yes |
Yes Micro-USB |
Yes | - | Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- | - | - |
| Contacts | |||||
| Picture ID | - | Yes | Yes | Yes | Yes |
| Ringer ID | - | Yes | Yes | Yes | Yes |
| Voice Dialing | Yes | - | Yes | - | - |
| Customization | |||||
| Changeable Body Plates | Yes | - | - | - | - |
| Custom Graphics | Yes | Yes | Yes | Yes | Yes |
| Custom Ringtones | Yes | - | Yes | Yes | Yes |
| Real-Music Ringers | - | - | Yes | - | Yes |
| Data & Network | |||||
| Data Tethering | Yes | - | Yes | - | - |
| WAP / Web Browser | Yes | Yes | Yes | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | Yes | Yes |
| Side Keys | - | Yes | Yes | Yes | Yes |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | - | Yes | - | - | Yes |
| EMS / Picture Messaging | Yes | - | Yes | Yes | - |
| Instant Messaging | - | Yes | - | - | - |
| MMS | - | Yes | Yes | Yes | Yes |
| Text Messaging Templates | - | Yes | Yes | Yes | Yes |
| Music | |||||
| FM Radio | - | Yes | - | - | - |
| Headphone Jack (3.5mm) | - | Yes | - | - | - |
| Music Player | - | Yes | Yes | - | Yes |
| Stereo Speakers | - | - | Yes | - | Yes |
| Photo & Video | |||||
| TV Output | - | - | Yes | - | Yes |
| Productivity | |||||
| Alarm | - | Yes | Yes | Yes | Yes |
| Calculator | - | Yes | Yes | Yes | Yes |
| Calendar | - | Yes | Yes | Yes | Yes |
| To-Do List | - | - | - | Yes | - |
| Voice Memo | - | Yes | Yes | Yes | Yes |
| Software | |||||
| BREW | - | - | Yes | - | - |
| Games | - | - | Yes | Yes | Yes |
| Java (J2ME) | Yes | - | - | Yes | Yes |
| Voice | |||||
| HD Voice | - | Yes | - | - | - |
| Headset Jack (2.5 mm) | - | - | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Siemens CT56 | Nuu F4L | Samsung SCH-A990 | Samsung SGH-X640 | Samsung SGH-P850 / P858 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Siemens CT56 | Nuu F4L | Samsung SCH-A990 | Samsung SGH-X640 | Samsung SGH-P850 / P858 |
