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| Phone | Samsung SGH-A657 | ZTE C88 | BlackBerry 7750 | Sanyo SCP-3810 / Mirro | ZTE Agent |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2" diag. 4 : 3 |
? |
2.4" diag. 4 : 3 |
2.4" diag. 4 : 3 |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | ? |
| Battery | 1,420 mAh | 800 mAh | ? | 1,000 mAh | 900 mAh |
| Processor | ? | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | Yes | - | 1 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | - | - | ? |
| Front Camera | - | - | - | - | - |
| Weight |
4.34 oz (123g) |
3.46 oz (98g) |
5.01 oz (142g) |
3.97 oz (112g) |
3.53 oz (100g) |
| Dimensions |
4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm) |
3.85" x 1.92" x 0.7" (98 x 49 x 17.8 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
3.82" x 2.01" x 0.71" (97 x 51 x 18.1 mm) |
4.3" x 1.9" x 0.6" (109 x 48 x 15.2 mm) |
| Form Factor | Slab | Clamshell | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | (proprietary) | BlackBerry OS | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1700, 1900 |
| Data Technology | HSDPA 3.6 | 1xRTT | 1xRTT | 1xRTT | 1xRTT |
| Features | |||||
| Flashlight | Yes | - | - | - | - |
| GPS / Location | Yes | Yes | n/a | Yes | Yes |
| Ruggedized | Yes | - | - | - | - |
| Accessibility | |||||
| Adjustable Text Size | - | - | n/a | Yes | - |
| Hearing Aid Compatible | - | - | - | Yes | Yes |
| Multiple Languages | Yes | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | Yes | - |
| Ringer Profiles | - | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
- |
Yes Classic Audio |
Yes Classic Audio |
| USB | Yes |
Yes Micro-USB |
Yes |
Yes Micro-USB |
Yes Micro-USB |
| Contacts | |||||
| Picture ID | Yes | - | n/a | Yes | - |
| Ringer ID | Yes | Yes | n/a | Yes | Yes |
| Voice Dialing | - | Yes | 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 | Yes | Yes |
| Data & Network | |||||
| Data Tethering | Yes | - | n/a | Yes | - |
| 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 |
| Text Keyboard, Hardware | - | - | Yes | - | - |
| Memory | |||||
| Memory Card Slot | Yes | - | - | - | Yes |
| Messaging | |||||
| Email Client | Yes | Yes | n/a | Yes | Yes |
| Instant Messaging | Yes | Yes | n/a | Yes | Yes |
| MMS | Yes | Yes | n/a | - | Yes |
| Text Messaging Templates | Yes | Yes | n/a | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | - | - | Yes |
| Music Player | Yes | - | n/a | - | 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 | |||||
| BREW | - | Yes | n/a | - | Yes |
| Games | Yes | Yes | n/a | Yes | Yes |
| Java (J2ME) | Yes | - | n/a | Yes | - |
| Voice | |||||
| Headset Jack (2.5 mm) | - | - | n/a | Yes | - |
| Push-To-Talk | Yes | - | - | - | - |
| Speaker Phone | Yes | Yes | - | Yes | Yes |
| Samsung SGH-A657 | ZTE C88 | BlackBerry 7750 | Sanyo SCP-3810 / Mirro | ZTE Agent | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-A657 | ZTE C88 | BlackBerry 7750 | Sanyo SCP-3810 / Mirro | ZTE Agent |
