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| Phone | Huawei M228 | Samsung Comeback T559 | Samsung M330 | Palm Treo 755p |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | 1.8" diag. |
2.6" diag. 5 : 3 |
2" diag. 4 : 3 |
? |
| Display Resolution & Type | ? |
400 x 240 pixels (~179 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~102 ppi) LCD (TFT/TFD) |
320 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 1,150 mAh | 960 mAh | 960 mAh | 1,600 mAh |
| Processor | ? | ? | ? | 312 MHz Intel XScale |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 2 megapixel | Yes | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | QVGA (320 x 240) | - | CIF (352 x 288) |
| Front Camera | - | - | - | - |
| Weight |
2.96 oz (84g) |
4.6 oz (130g) |
3.17 oz (90g) |
5.64 oz (160g) |
| Dimensions |
4.29" x 1.78" x 0.59" (109 x 45 x 15 mm) |
4.33" x 2.2" x 0.73" (110 x 56 x 18.5 mm) |
3.7" x 1.78" x 0.59" (94 x 45 x 15 mm) |
4.4" x 2.3" x 0.84" (112 x 58 x 21.3 mm) |
| Form Factor | Slab | Slab | Slide | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Palm OS |
| Network Bands |
CDMA: 850, 1700, 1900 |
WCDMA: 4 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | 1xRTT | HSDPA 3.6 | 1xRTT | EVDO r0 |
| Features | ||||
| GPS / Location | Yes | - | Yes | n/a |
| Accessibility | ||||
| Adjustable Text Size | - | - | - | n/a |
| Hearing Aid Compatible | Yes | - | Yes | Yes |
| Multiple Languages | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Infrared (IR) | - | - | - | Yes |
| USB |
Yes Mini-USB |
Yes |
Yes Micro-USB |
Yes |
| Contacts | ||||
| Picture ID | Yes | Yes | Yes | n/a |
| Ringer ID | - | Yes | Yes | n/a |
| Voice Dialing | - | Yes | Yes | n/a |
| Customization | ||||
| Custom Graphics | Yes | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a |
| Real-Music Ringers | - | Yes | - | n/a |
| Data & Network | ||||
| Data Tethering | - | - | Yes | n/a |
| External Antenna Jack | - | - | - | n/a |
| WAP / Web Browser | Yes | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes |
| Touch Screen | - | - | - | Yes |
| Memory | ||||
| Memory Card Slot | - | Yes | - | Yes |
| Messaging | ||||
| Email Client | - | Yes | - | n/a |
| Instant Messaging | - | Yes | - | n/a |
| MMS | Yes | Yes | - | n/a |
| Text Messaging Templates | - | Yes | Yes | n/a |
| Music | ||||
| Music Player | - | Yes | - | n/a |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | Yes | n/a |
| Calendar | Yes | Yes | Yes | n/a |
| To-Do List | - | Yes | - | n/a |
| Voice Memo | Yes | Yes | Yes | n/a |
| Software | ||||
| BREW | Yes | - | - | n/a |
| Games | Yes | Yes | Yes | n/a |
| Java (J2ME) | - | Yes | Yes | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | - | Yes | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Huawei M228 | Samsung Comeback T559 | Samsung M330 | Palm Treo 755p | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Huawei M228 | Samsung Comeback T559 | Samsung M330 | Palm Treo 755p |
