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| Phone | Samsung SCH-A990 | LG CP150 | ZTE Z221 | Huawei M750 | Samsung Galaxy Attain 4G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
1.5" diag. 1 : 1 |
2" diag. 4 : 3 |
2.8" diag. 4 : 3 |
3.5" diag. 5 : 3 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
128 x 128 pixels (~121 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | 60 Hz |
| Battery | 1,000 mAh | 800 mAh | 900 mAh | 1,150 mAh | 1,650 mAh |
| Processor | ? | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? | 512 MB |
| Storage | ? raw hardware | ? raw hardware | 142 MB | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | - | Yes | 1 megapixel | 3 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | - | QCIF (176 x 144) | - | WVGA / 480p |
| Front Camera | - | - | - | - | 1 megapixel |
| Weight |
4.4 oz (125g) |
2.86 oz (81g) |
3.24 oz (92g) |
3.92 oz (111g) |
4.2 oz (119g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
3.46" x 1.85" x 0.74" (88 x 47 x 18.8 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
4.21" x 2.25" x 0.59" (107 x 57 x 14.9 mm) |
4.57" x 2.38" x 0.46" (116 x 60 x 11.7 mm) |
| Form Factor | Clamshell | Clamshell | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1700, 1900 |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
| Data Technology | EVDO r0 | GPRS | HSDPA 3.6 | 1xRTT | LTE (Cat 3) |
| Features | |||||
| Flashlight | Yes | - | - | - | - |
| GPS / Location | Yes | - | Yes | Yes | n/a |
| Accessibility | |||||
| Hearing Aid Compatible | Yes | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | Yes | Yes | - | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | Yes | Yes | - | - |
| Ringer Profiles | - | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
- |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| USB | Yes | - | Yes | Yes |
Yes Micro-USB |
| Wi-Fi | - | - | - | - | Yes |
| Contacts | |||||
| Picture ID | Yes | Yes | - | Yes | n/a |
| Ringer ID | Yes | Yes | - | Yes | n/a |
| Voice Dialing | Yes | - | - | - | n/a |
| Customization | |||||
| Custom Graphics | Yes | Yes | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | Yes | n/a |
| Real-Music Ringers | Yes | Yes | Yes | - | n/a |
| Data & Network | |||||
| Data Tethering | Yes | - | - | - | n/a |
| WAP / Web Browser | Yes | Yes | Yes | Yes | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | - | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Stylus | - | - | - | Yes | - |
| Touch Screen | - | - | - | Yes | Yes |
| Memory | |||||
| Memory Card Slot | Yes | - | - | Yes | Yes |
| Messaging | |||||
| Email Client | - | - | Yes | Yes | n/a |
| EMS / Picture Messaging | Yes | - | - | - | n/a |
| Instant Messaging | - | Yes | Yes | Yes | n/a |
| MMS | Yes | Yes | Yes | Yes | n/a |
| Text Messaging Templates | Yes | Yes | Yes | Yes | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | - | Yes | Yes |
| Music Player | Yes | - | - | Yes | n/a |
| Stereo Speakers | Yes | - | - | - | - |
| Photo & Video | |||||
| DLNA | - | - | - | - | Yes |
| TV Output | Yes | - | - | - | - |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | Yes | Yes | n/a |
| Calendar | Yes | Yes | Yes | Yes | n/a |
| To-Do List | - | Yes | - | - | n/a |
| Voice Memo | Yes | Yes | Yes | Yes | n/a |
| Software | |||||
| BREW | Yes | - | - | Yes | n/a |
| Games | Yes | Yes | Yes | Yes | n/a |
| Java (J2ME) | - | - | Yes | - | n/a |
| Voice | |||||
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SCH-A990 | LG CP150 | ZTE Z221 | Huawei M750 | Samsung Galaxy Attain 4G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | LG CP150 | ZTE Z221 | Huawei M750 | Samsung Galaxy Attain 4G |
