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| Phone | Samsung SCH-A990 | Nokia E75 | HTC Desire 555 | Samsung Transform Ultra | ZTE Z221 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.4" diag. 4 : 3 |
5" diag. 16 : 9 |
3.5" diag. 5 : 3 |
2" diag. 4 : 3 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | ? |
| Battery | 1,000 mAh | 1,000 mAh | 2,200 mAh | 1,500 mAh | 900 mAh |
| Processor | ? | 369 MHz ARM 11 | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | 1 GHz Qualcomm Snapdragon S2 MSM8655 | ? |
| RAM | ? | ? | 2 GB | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 16 GB | ? raw hardware | 142 MB |
| Main Camera | 3 megapixel | 3 megapixel | 8 megapixel | 3 megapixel | Yes |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | VGA (640 x 480) | 720p HD | VGA (640 x 480) | QCIF (176 x 144) |
| Front Camera | - | - | 5 megapixel | Yes | - |
| Weight |
4.4 oz (125g) |
4.9 oz (139g) |
4.93 oz (140g) |
4.9 oz (139g) |
3.24 oz (92g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4.4" x 1.97" x 0.57" (112 x 50 x 14.4 mm) |
5.78" x 2.79" x 0.33" (147 x 71 x 8.4 mm) |
4.5" x 2.4" x 0.55" (114 x 61 x 14 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
| Form Factor | Clamshell | Slab | Slab | Slide | Clamshell |
| Platform / OS | (proprietary) | S60 (Symbian) | Android | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 800, 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
|
| Data Technology | EVDO r0 | HSDPA 3.6 | LTE (Cat 4) | EVDO rA | HSDPA 3.6 |
| Features | |||||
| Flashlight | Yes | - | Yes | - | - |
| GPS / Location | Yes | n/a | n/a | n/a | Yes |
| Accessibility | |||||
| Hearing Aid Compatible | Yes | - | Yes * | Yes | Yes |
| Multiple Languages | Yes | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | - | Yes |
| Ringer Profiles | - | Yes | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | n/a | - |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
Yes | Yes |
| Wi-Fi | - |
Yes 802.11 b,g |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 a,b,g,n) |
- |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | n/a | - |
| Ringer ID | Yes | n/a | n/a | n/a | - |
| Voice Dialing | Yes | n/a | n/a | n/a | - |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | n/a | Yes |
| Real-Music Ringers | Yes | n/a | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | Yes | n/a | n/a | n/a | - |
| WAP / Web Browser | Yes | n/a | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes | - |
| Touch Screen | - | - | Yes | Yes | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | - | n/a | n/a | n/a | Yes |
| EMS / Picture Messaging | Yes | n/a | n/a | n/a | - |
| Instant Messaging | - | n/a | n/a | n/a | Yes |
| MMS | Yes | n/a | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | n/a | Yes |
| Music | |||||
| FM Radio | - | Yes | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes | - |
| Music Player | Yes | n/a | n/a | n/a | - |
| Stereo Speakers | Yes | - | - | - | - |
| Photo & Video | |||||
| DLNA | - | - | Yes | - | - |
| Miracast | - | - | Yes | - | - |
| TV Output | Yes | - | - | - | - |
| Video Calling | - | n/a | n/a | n/a | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | n/a | Yes |
| To-Do List | - | n/a | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | n/a | Yes |
| Software | |||||
| BREW | Yes | n/a | n/a | n/a | - |
| Games | Yes | n/a | n/a | n/a | Yes |
| Java (J2ME) | - | n/a | n/a | n/a | Yes |
| Voice | |||||
| HD Voice | - | - | Yes | - | - |
| Push-To-Talk | - | Yes * | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SCH-A990 | Nokia E75 | HTC Desire 555 | Samsung Transform Ultra | ZTE Z221 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | Nokia E75 | HTC Desire 555 | Samsung Transform Ultra | ZTE Z221 |
