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| Phone | Motorola i576 / i576s | Motorola i450 / i455 | Huawei M750 | Samsung VI-A820 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
2.8" diag. 4 : 3 |
? |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
130 x 130 pixels LCD (STN) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
| Display Refresh | ? | ? | ? | ? |
| Battery | ? | ? | 1,150 mAh | 1,000 mAh |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | - | 1 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | - | - |
| Front Camera | - | - | - | - |
| Weight |
4.2 oz (119g) |
4.5 oz (128g) |
3.92 oz (111g) |
3.14 oz (89g) |
| Dimensions |
4.3" x 1.8" x 1" (109 x 46 x 25.4 mm) |
3.5" x 2" x 1.1" (89 x 51 x 27.9 mm) |
4.21" x 2.25" x 0.59" (107 x 57 x 14.9 mm) |
3.56" x 1.88" x 1.06" (90 x 48 x 26.9 mm) |
| Form Factor | Clamshell | Clamshell | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
iDEN: 800 |
iDEN: 800 |
CDMA: 850, 1700, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | WiDEN | - | 1xRTT | 1xRTT |
| Features | ||||
| GPS / Location | Yes | Yes | Yes | Yes |
| Ruggedized | Yes | - | - | - |
| Accessibility | ||||
| Adjustable Text Size | Yes | - | - | - |
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | Yes | Yes | - | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | Yes | - | Yes |
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | - |
| USB |
Yes Micro-USB |
Yes | Yes | - |
| Contacts | ||||
| Picture ID | - | Yes | Yes | Yes |
| Ringer ID | Yes | Yes | Yes | Yes |
| Voice Dialing | Yes | Yes | - | Yes |
| Customization | ||||
| Custom Graphics | Yes | Yes | Yes | Yes |
| Custom Ringtones | Yes | Yes | Yes | Yes |
| Real-Music Ringers | - | Yes * | - | - |
| Data & Network | ||||
| Data Tethering | Yes | Yes | - | - |
| WAP / Web Browser | Yes | Yes | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | - | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Stylus | - | - | Yes | - |
| Touch Screen | - | - |
Yes Resistive |
- |
| Memory | ||||
| Memory Card Slot | - | - | Yes | - |
| Messaging | ||||
| Email Client | - | - | Yes | - |
| Instant Messaging | - | - | Yes | - |
| MMS | Yes | Yes | Yes | - |
| Text Messaging Templates | Yes | Yes | Yes | - |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | - |
| Music Player | - | - | Yes | - |
| Productivity | ||||
| Alarm | - | - | Yes | Yes |
| Calculator | - | - | Yes | Yes |
| Calendar | Yes | Yes | Yes | Yes |
| To-Do List | - | - | - | Yes |
| Voice Memo | Yes | Yes | Yes | Yes |
| Software | ||||
| BREW | - | - | Yes | - |
| Games | Yes | Yes | Yes | Yes |
| Java (J2ME) | Yes | Yes | - | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | Yes | - | Yes |
| Push-To-Talk | Yes | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Motorola i576 / i576s | Motorola i450 / i455 | Huawei M750 | Samsung VI-A820 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola i576 / i576s | Motorola i450 / i455 | Huawei M750 | Samsung VI-A820 |
