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| Phone | ZTE Prelude / Avail 2 | AT&T Vista | Coolpad Defiant | Samsung SGH-X640 | Motorola RAZR2 V9 / V9x |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
3.5" diag. 5 : 3 |
5.5" diag. 18 : 9 |
5" diag. 16 : 9 |
? |
2.2" diag. 4 : 3 |
| Display Resolution & Type |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
720 x 1440 pixels (~293 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | 60 Hz | ? | ? |
| Battery | 1,500 mAh | 2,450 mAh | 2,450 mAh | 800 mAh | 950 mAh |
| Processor | 1 GHz Qualcomm Snapdragon MSM7225A | 2 GHz MediaTek Helio A22 (MT6761V) | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | ? | ? |
| RAM | 512 MB | 3 GB | 1 GB | ? | ? |
| Storage | 4 GB | 32 GB | 8 GB | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | 8 megapixel | 5 megapixel | Yes | 2 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | VGA (640 x 480) | 1080p HD | 720p HD | - | ? |
| Front Camera | - | 5 megapixel | 2 megapixel | - | - |
| Weight |
4.4 oz (125g) |
5.51 oz (156g) |
6.5 oz (184g) |
3 oz (85g) |
4.41 oz (125g) |
| Dimensions |
4.6" x 2.44" x 0.45" (117 x 62 x 11.4 mm) |
5.88" x 2.82" x 0.35" (149 x 72 x 8.9 mm) |
5.69" x 2.81" x 0.4" (145 x 71 x 10.2 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.06" x 2.09" x 0.53" (103 x 53 x 13.5 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell | Clamshell |
| Platform / OS | Android | Android | Android | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 1900 |
4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30 WCDMA: 1, 2, 4, 5, 8 |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
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| Data Technology | HSPA 7.2 | LTE (Cat 4) | LTE (Cat 4) | GPRS | HSDPA 3.6 |
| Features | |||||
| Flashlight | - | Yes | Yes | - | - |
| GPS / Location | n/a | n/a | n/a | - | Yes * |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | n/a | - | - |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- | - |
| Multiple Languages | n/a | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | - | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Ringer Profiles | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | - | Yes |
| USB | Yes |
Yes USB Type C |
Yes Micro-USB |
- |
Yes Micro-USB |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
Yes |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | n/a | n/a | n/a | Yes | Yes |
| Ringer ID | n/a | n/a | n/a | Yes | Yes |
| Voice Dialing | n/a | n/a | n/a | - | Yes |
| Customization | |||||
| Custom Graphics | n/a | n/a | n/a | Yes | Yes |
| Custom Ringtones | n/a | n/a | n/a | Yes | Yes |
| Real-Music Ringers | n/a | n/a | n/a | - | Yes |
| Data & Network | |||||
| Data Tethering | n/a | n/a | n/a | - | Yes |
| External Antenna Jack | n/a | n/a | n/a | - | Yes |
| WAP / Web Browser | n/a | n/a | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | n/a | n/a | n/a | - | Yes |
| EMS / Picture Messaging | n/a | n/a | n/a | Yes | - |
| Instant Messaging | n/a | n/a | n/a | - | Yes |
| MMS | n/a | n/a | n/a | Yes | Yes |
| Text Messaging Templates | n/a | n/a | n/a | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | Yes | Yes | - | - |
| Music Player | n/a | n/a | n/a | - | Yes |
| Photo & Video | |||||
| Video Calling | n/a | n/a | n/a | - | Yes * |
| Productivity | |||||
| Alarm | n/a | n/a | n/a | Yes | Yes |
| Calculator | n/a | n/a | n/a | Yes | Yes |
| Calendar | n/a | n/a | n/a | Yes | Yes |
| To-Do List | n/a | n/a | n/a | Yes | - |
| Voice Memo | n/a | n/a | n/a | Yes | Yes |
| Software | |||||
| Games | n/a | n/a | n/a | Yes | Yes |
| Java (J2ME) | n/a | n/a | n/a | Yes | Yes |
| Voice | |||||
| HD Voice | - | Yes | - | - | - |
| Headset Jack (2.5 mm) | n/a | n/a | n/a | Yes | - |
| Push-To-Talk | - | - | - | - | Yes * |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| ZTE Prelude / Avail 2 | AT&T Vista | Coolpad Defiant | Samsung SGH-X640 | Motorola RAZR2 V9 / V9x | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Prelude / Avail 2 | AT&T Vista | Coolpad Defiant | Samsung SGH-X640 | Motorola RAZR2 V9 / V9x |
