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| Phone | Samsung SGH-A657 | Nuu F4L | Kyocera X-tc M2000 | Samsung SGH-T239 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2.8" diag. 4 : 3 |
2.4" diag. 4 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (STN) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 1,420 mAh | 1,350 mAh | 790 mAh | ? |
| Processor | ? | 1.1 GHz MediaTek MT6731 | ? | ? |
| RAM | ? | 512 MB | ? | ? |
| Storage | ? raw hardware | 4 GB | ? raw hardware | ? raw hardware |
| Main Camera | - | 2 megapixel | 1 megapixel | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 720p HD | - | - |
| Front Camera | - | Yes | - | - |
| Weight |
4.34 oz (123g) |
4.5 oz (128g) |
4.2 oz (119g) |
3.34 oz (95g) |
| Dimensions |
4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm) |
4.31" x 2.27" x 0.83" (109 x 58 x 21 mm) |
4.4" x 2" x 0.7" (112 x 51 x 17.8 mm) |
3.78" x 1.87" x 0.68" (96 x 47 x 17.3 mm) |
| Form Factor | Slab | Clamshell | Slide | Slide |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 13, 66 WCDMA: 2, 4, 5 GSM: 850, 1900 |
CDMA: 1900 |
GSM: 850, 1900 |
| Data Technology | HSDPA 3.6 | LTE (Cat 4) | 1xRTT | GPRS |
| Features | ||||
| Flashlight | Yes | Yes | - | - |
| GPS / Location | Yes | Yes | Yes | - |
| Ruggedized | Yes | - | - | - |
| Accessibility | ||||
| Adjustable Text Size | - | Yes | - | - |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | - |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
- |
| 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 | - |
| Customization | ||||
| Custom Graphics | Yes | Yes | Yes | Yes |
| Custom Ringtones | Yes | - | Yes | Yes |
| Real-Music Ringers | Yes | - | Yes | Yes |
| Data & Network | ||||
| Data Tethering | Yes | - | Yes * | - |
| WAP / Web Browser | Yes | Yes | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Messaging | ||||
| Email Client | Yes | Yes | Yes | - |
| EMS / Picture Messaging | - | - | Yes | Yes |
| Instant Messaging | Yes | Yes | Yes | 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 | - |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | Yes |
| Calculator | Yes | Yes | Yes | Yes |
| Calendar | Yes | Yes | Yes | Yes |
| To-Do List | Yes | - | - | Yes |
| Voice Memo | Yes | Yes | Yes | Yes |
| Software | ||||
| Games | Yes | - | Yes | Yes |
| Java (J2ME) | Yes | - | Yes | Yes |
| Voice | ||||
| HD Voice | - | Yes | - | - |
| Headset Jack (2.5 mm) | - | - | Yes | - |
| Push-To-Talk | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Samsung SGH-A657 | Nuu F4L | Kyocera X-tc M2000 | Samsung SGH-T239 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-A657 | Nuu F4L | Kyocera X-tc M2000 | Samsung SGH-T239 |
