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| Phone | AT&T Vista | Samsung SCH-A990 | ZTE Maven 3 / Overture 3 / Prelude+ |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
5.5" diag. 18 : 9 |
? |
5" diag. 16 : 9 |
| Display Resolution & Type |
720 x 1440 pixels (~293 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | 60 Hz |
| Battery | 2,450 mAh | 1,000 mAh | 2,070 mAh |
| Processor | 2 GHz MediaTek Helio A22 (MT6761V) | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | 3 GB | ? | 2 GB * |
| Storage | 32 GB | ? raw hardware | 16 GB * |
| Main Camera | 8 megapixel | 3 megapixel | 5 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | 1080p HD | ? | 720p HD |
| Front Camera | 5 megapixel | - | 2 megapixel |
| Weight |
5.51 oz (156g) |
4.4 oz (125g) |
5.53 oz (157g) |
| Dimensions |
5.88" x 2.82" x 0.35" (149 x 72 x 8.9 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
5.73" x 2.85" x 0.39" (146 x 72 x 9.9 mm) |
| Form Factor | Slab | Clamshell | Slab |
| Platform / OS | Android | (proprietary) | Android |
| Network Bands |
4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30 WCDMA: 1, 2, 4, 5, 8 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 1900 |
| Data Technology | LTE (Cat 4) | EVDO r0 | LTE (Cat 4) |
| Features | |||
| Flashlight | Yes | Yes | Yes |
| GPS / Location | n/a | Yes | n/a |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes |
| Alerts | |||
| Extra Display | - | Yes | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| USB |
Yes USB Type C |
Yes |
Yes Micro-USB |
| Wi-Fi | Yes | - |
Yes 4 (802.11 b,g,n) |
| Contacts | |||
| Picture ID | n/a | Yes | n/a |
| Ringer ID | n/a | Yes | n/a |
| Voice Dialing | n/a | Yes | n/a |
| Customization | |||
| Custom Graphics | n/a | Yes | n/a |
| Custom Ringtones | n/a | Yes | n/a |
| Real-Music Ringers | n/a | Yes | n/a |
| Data & Network | |||
| Data Tethering | n/a | Yes | n/a |
| WAP / Web Browser | n/a | Yes | n/a |
| Input | |||
| Predictive Text Entry | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | Yes | Yes | Yes |
| Messaging | |||
| EMS / Picture Messaging | n/a | Yes | n/a |
| MMS | n/a | Yes | n/a |
| Text Messaging Templates | n/a | Yes | n/a |
| Music | |||
| FM Radio | - | - | Yes |
| Headphone Jack (3.5mm) | Yes | - | Yes |
| Music Player | n/a | Yes | n/a |
| Stereo Speakers | - | Yes | - |
| Photo & Video | |||
| TV Output | - | Yes | - |
| Productivity | |||
| Alarm | n/a | Yes | n/a |
| Calculator | n/a | Yes | n/a |
| Calendar | n/a | Yes | n/a |
| Voice Memo | n/a | Yes | n/a |
| Software | |||
| BREW | n/a | Yes | n/a |
| Games | n/a | Yes | n/a |
| Voice | |||
| HD Voice | Yes | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| AT&T Vista | Samsung SCH-A990 | ZTE Maven 3 / Overture 3 / Prelude+ | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | AT&T Vista | Samsung SCH-A990 | ZTE Maven 3 / Overture 3 / Prelude+ |
