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| Phone | Samsung SGH-X820 | ZTE F160 | Kyocera Event | Samsung SGH-X640 | Ericsson T39 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.4" diag. 4 : 3 |
3.5" diag. 5 : 3 |
? | ? |
| Display Resolution & Type |
220 x 176 pixels LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
? LCD (Grayscale) |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | 650 mAh | 900 mAh | 1,500 mAh | 800 mAh | ? |
| Processor | ? | ? | 1 GHz Qualcomm Snapdragon S2 MSM8655 | ? | ? |
| RAM | ? | ? | 512 MB | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 4 GB | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | 3 megapixel | 3 megapixel | Yes | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | QCIF (176 x 144) | WVGA / 480p | - | - |
| Front Camera | - | - | - | - | - |
| Weight |
2.33 oz (66g) |
2.96 oz (84g) |
4.1 oz (116g) |
3 oz (85g) |
3.03 oz (86g) |
| Dimensions |
4.45" x 1.97" x 0.27" (113 x 50 x 6.9 mm) |
4.57" x 1.93" x 0.44" (116 x 49 x 11.2 mm) |
4.53" x 2.41" x 0.46" (115 x 61 x 11.7 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.78" x 1.97" x 0.71" (96 x 50 x 18 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell | Flip |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 1900 |
GSM: 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | EDGE | HSDPA 3.6 | EVDO rA | GPRS | GPRS |
| Features | |||||
| GPS / Location | - | Yes | n/a | - | - |
| Accessibility | |||||
| Adjustable Text Size | - | - | n/a | - | - |
| Hearing Aid Compatible | - | Yes | Yes | - | - |
| Multiple Languages | Yes | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | - | - |
| Alerts | |||||
| Ringer Profiles | - | Yes | - | - | Yes |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
- |
Yes HSP, DUN, OPP, Sync |
| Infrared (IR) | - | - | - | - | Yes |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
- | - |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | Yes | - | n/a | Yes | - |
| Ringer ID | Yes | Yes | n/a | Yes | - |
| Voice Dialing | - | - | n/a | - | Yes |
| Customization | |||||
| Custom Graphics | Yes | Yes | n/a | Yes | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes | Yes |
| Real-Music Ringers | Yes | Yes | n/a | - | - |
| Data & Network | |||||
| Data Tethering | - | - | n/a | - | Yes |
| External Antenna Jack | Yes | - | n/a | - | - |
| WAP / Web Browser | Yes | Yes | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | Yes | - | - |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | - | - |
| Messaging | |||||
| Email Client | Yes | - | n/a | - | - |
| EMS / Picture Messaging | Yes | - | n/a | Yes | - |
| Instant Messaging | - | Yes | n/a | - | - |
| MMS | Yes | Yes | n/a | Yes | - |
| Text Messaging Templates | Yes | Yes | n/a | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | Yes | - | - |
| Music Player | - | Yes | n/a | - | - |
| Photo & Video | |||||
| TV Output | Yes | - | - | - | - |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | Yes | Yes |
| Calculator | Yes | Yes | n/a | Yes | Yes |
| Calendar | Yes | Yes | n/a | Yes | Yes |
| To-Do List | Yes | - | n/a | Yes | - |
| Voice Memo | Yes | Yes | n/a | Yes | Yes |
| Software | |||||
| Games | Yes | Yes | n/a | Yes | Yes |
| Java (J2ME) | Yes | Yes | n/a | Yes | - |
| Voice | |||||
| Headset Jack (2.5 mm) | - | - | n/a | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes | - |
| Samsung SGH-X820 | ZTE F160 | Kyocera Event | Samsung SGH-X640 | Ericsson T39 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X820 | ZTE F160 | Kyocera Event | Samsung SGH-X640 | Ericsson T39 |







