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| Phone | Huawei M750 | Motorola i670 | Samsung MM-A900 / SPH-A900 / Ace | ZTE Z221 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.8" diag. 4 : 3 |
? | ? |
2" diag. 4 : 3 |
| Display Resolution & Type |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
130 x 130 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 1,150 mAh | ? | ? | 900 mAh |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 142 MB |
| Main Camera | 1 megapixel | - | 1 megapixel | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | ? | QCIF (176 x 144) |
| Front Camera | - | - | - | - |
| Weight |
3.92 oz (111g) |
4.06 oz (115g) |
3.9 oz (111g) |
3.24 oz (92g) |
| Dimensions |
4.21" x 2.25" x 0.59" (107 x 57 x 14.9 mm) |
3.46" x 2" x 1.02" (88 x 51 x 25.9 mm) |
3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1700, 1900 |
iDEN: 800 |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | WiDEN | EVDO r0 | HSDPA 3.6 |
| Features | ||||
| GPS / Location | Yes | Yes | Yes | Yes |
| Accessibility | ||||
| Adjustable Text Size | - | Yes | - | - |
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | - | - | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | Yes |
| Ringer Profiles | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | Yes |
| USB | Yes | - | Yes | Yes |
| Contacts | ||||
| Picture ID | Yes | - | Yes | - |
| Ringer ID | Yes | Yes | Yes | - |
| Voice Dialing | - | 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 | - | - | Yes |
| Instant Messaging | Yes | - | - | Yes |
| MMS | Yes | Yes | - | Yes |
| Text Messaging Templates | Yes | Yes | Yes | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | - | - |
| Music Player | Yes | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | - | Yes | Yes |
| Calculator | Yes | - | Yes | Yes |
| Calendar | Yes | Yes | Yes | Yes |
| To-Do List | - | - | Yes | - |
| Voice Memo | Yes | Yes | Yes | Yes |
| Software | ||||
| BREW | Yes | - | - | - |
| Games | Yes | - | Yes | Yes |
| Java (J2ME) | - | Yes | Yes | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | - | Yes | Yes | - |
| Push-To-Talk | - | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Huawei M750 | Motorola i670 | Samsung MM-A900 / SPH-A900 / Ace | ZTE Z221 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Huawei M750 | Motorola i670 | Samsung MM-A900 / SPH-A900 / Ace | ZTE Z221 |
