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| Phone | Samsung SCH-A990 | Nokia N900 | ZTE Avid 4 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
3.5" diag. 5 : 3 |
5" diag. 16 : 9 |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
800 x 480 pixels (~267 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz |
| Battery | 1,000 mAh | 1,320 mAh | 2,520 mAh |
| Processor | ? | 600 MHz TI OMAP 3430 (ARM Cortex-A8) | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | ? | ? | 2 GB |
| Storage | ? raw hardware | ? raw hardware | 16 GB |
| Main Camera | 3 megapixel | 5 megapixel | 8 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | ? | ? | 720p HD |
| Front Camera | - | - | 5 megapixel |
| Weight |
4.4 oz (125g) |
6.38 oz (181g) |
5.6 oz (159g) |
| Dimensions |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4.36" x 2.35" x 0.69" (111 x 60 x 17.6 mm) |
5.7" x 2.8" x 0.36" (145 x 71 x 9.1 mm) |
| Form Factor | Clamshell | Slide | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 1, 4, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | EVDO r0 | HSPA 10.1 | LTE (Cat 4) |
| Features | |||
| Flashlight | Yes | - | Yes |
| GPS / Location | Yes | Yes | n/a |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M3 (mostly compatible) |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | - | Yes |
| Alerts | |||
| Extra Display | Yes | - | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - |
Yes 802.11 b,g |
Yes 4 (802.11 b,g,n) |
| Contacts | |||
| Picture ID | Yes | Yes | n/a |
| Ringer ID | Yes | - | n/a |
| Voice Dialing | Yes | - | n/a |
| Customization | |||
| Custom Graphics | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | n/a |
| Real-Music Ringers | Yes | Yes | n/a |
| Data & Network | |||
| Data Tethering | Yes | - | n/a |
| WAP / Web Browser | Yes | Yes | n/a |
| Input | |||
| Predictive Text Entry | Yes | - | n/a |
| Side Keys | Yes | Yes | Yes |
| Stylus | - | Yes | - |
| Text Keyboard, Hardware | - | Yes | - |
| Touch Screen | - | Yes |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | Yes | Yes | Yes |
| Messaging | |||
| Email Client | - | Yes | n/a |
| EMS / Picture Messaging | Yes | - | n/a |
| Instant Messaging | - | Yes | n/a |
| MMS | Yes | - | n/a |
| Text Messaging Templates | Yes | - | n/a |
| Music | |||
| FM Radio | - | - | Yes |
| FM Transmitter | - | Yes | n/a |
| Headphone Jack (3.5mm) | - | Yes | Yes |
| Music Player | Yes | Yes | n/a |
| Stereo Speakers | Yes | Yes | - |
| Photo & Video | |||
| DLNA | - | Yes | - |
| TV Output | Yes | Yes | - |
| Video Calling | - | Yes * | n/a |
| Productivity | |||
| Alarm | Yes | Yes | n/a |
| Calculator | Yes | Yes | n/a |
| Calendar | Yes | Yes | n/a |
| Voice Memo | Yes | - | n/a |
| Software | |||
| BREW | Yes | - | n/a |
| Games | Yes | Yes | n/a |
| Voice | |||
| HD Voice | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| Samsung SCH-A990 | Nokia N900 | ZTE Avid 4 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A990 | Nokia N900 | ZTE Avid 4 |
