Compare Phones
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| Phone | Samsung SCH-A990 | Huawei Ascend II | Sony Ericsson K850 | Casio G'zOne Boulder | Samsung SGH-X640 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
3.5" diag. 5 : 3 |
2.2" diag. 4 : 3 |
2" diag. 4 : 3 |
? |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? | ? |
| Battery | 1,000 mAh | 1,400 mAh | ? | 810 mAh | 800 mAh |
| Processor | ? | 600 MHz Qualcomm S1 MSM7627 | ? | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | 5 megapixel | 5 megapixel | 1 megapixel | Yes |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | VGA (640 x 480) | ? | ? | - |
| Front Camera | - | - | - | - | - |
| Weight |
4.4 oz (125g) |
4.1 oz (116g) |
4.2 oz (119g) |
4.9 oz (139g) |
3 oz (85g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4.6" x 2.4" x 0.5" (117 x 61 x 12.7 mm) |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
3.9" x 2" x 0.9" (99 x 51 x 22.9 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
| Form Factor | Clamshell | Slab | Slab | Clamshell | Clamshell |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1700, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | EVDO r0 | EVDO rA | HSDPA 3.6 | EVDO rA | GPRS |
| Features | |||||
| Flashlight | Yes | - | - | Yes | - |
| GPS / Location | Yes | n/a | - | Yes | - |
| Ruggedized | - | - | - | Yes | - |
| Water-Resistant | - | - | - | Yes | - |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | - |
| Alerts | |||||
| Extra Display | Yes | - | - | Yes | - |
| Ringer Profiles | - | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | - |
| USB | Yes |
Yes Micro-USB |
Yes | Yes | - |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- | - | - |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | Yes | Yes |
| Ringer ID | Yes | n/a | Yes | Yes | Yes |
| Voice Dialing | Yes | n/a | Yes | Yes | - |
| Customization | |||||
| Changeable Body Plates | - | - | - | Yes | - |
| Custom Graphics | Yes | n/a | Yes | Yes | Yes |
| Custom Ringtones | Yes | n/a | Yes | Yes | Yes |
| Real-Music Ringers | Yes | n/a | Yes | - | - |
| Data & Network | |||||
| Data Tethering | Yes | n/a | Yes | Yes | - |
| WAP / Web Browser | Yes | n/a | Yes | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
- | - | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | - | n/a | Yes | - | - |
| EMS / Picture Messaging | Yes | n/a | - | Yes | Yes |
| Instant Messaging | - | n/a | - | - | - |
| MMS | Yes | n/a | Yes | Yes | Yes |
| Text Messaging Templates | Yes | n/a | Yes | Yes | Yes |
| Music | |||||
| FM Radio | - | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | - | - | - |
| Music Player | Yes | n/a | Yes | Yes | - |
| Stereo Speakers | Yes | - | - | - | - |
| Photo & Video | |||||
| TV Output | Yes | - | - | - | - |
| Video Calling | - | n/a | Yes * | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | Yes | Yes |
| Calculator | Yes | n/a | Yes | Yes | Yes |
| Calendar | Yes | n/a | Yes | Yes | Yes |
| To-Do List | - | n/a | Yes | - | Yes |
| Voice Memo | Yes | n/a | Yes | Yes | Yes |
| Software | |||||
| BREW | Yes | n/a | - | Yes | - |
| Games | Yes | n/a | Yes | Yes | Yes |
| Java (J2ME) | - | n/a | Yes | - | Yes |
| Voice | |||||
| Headset Jack (2.5 mm) | - | n/a | - | - | Yes |
| Push-To-Talk | - | - | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SCH-A990 | Huawei Ascend II | Sony Ericsson K850 | Casio G'zOne Boulder | Samsung SGH-X640 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | Huawei Ascend II | Sony Ericsson K850 | Casio G'zOne Boulder | Samsung SGH-X640 |
