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| Phone | ZTE Prelude / Avail 2 | LG Tritan AX-840 / UX-840 | Samsung SPH-Z400 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
3.5" diag. 5 : 3 |
3" diag. 5 : 3 |
1.9" diag. 4 : 3 |
| Display Resolution & Type |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
240 x 400 pixels (~155 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~150 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? |
| Battery | 1,500 mAh | 950 mAh | 1,300 mAh |
| Processor | 1 GHz Qualcomm Snapdragon MSM7225A | ? | ? |
| RAM | 512 MB | ? | ? |
| Storage | 4 GB | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | 3 megapixel | 1 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | VGA (640 x 480) | QVGA (320 x 240) | QCIF (176 x 144) |
| Front Camera | - | - | - |
| Weight |
4.4 oz (125g) |
5.03 oz (143g) |
4.06 oz (115g) |
| Dimensions |
4.6" x 2.44" x 0.45" (117 x 62 x 11.4 mm) |
4.45" x 2.24" x 0.65" (113 x 57 x 16.5 mm) |
3.73" x 1.91" x 1" (95 x 49 x 25.4 mm) |
| Form Factor | Slab | Slide | Clamshell |
| Platform / OS | Android | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | HSPA 7.2 | EVDO r0 | EVDO rA |
| Features | |||
| GPS / Location | n/a | Yes | Yes |
| Ruggedized | - | - | Yes |
| Accessibility | |||
| Adjustable Text Size | n/a | Yes | Yes |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4 (very compatible) |
| Multiple Languages | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Alerts | |||
| Extra Display | - | - | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| USB | Yes |
Yes Micro-USB |
Yes |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||
| Picture ID | n/a | Yes | Yes |
| Ringer ID | n/a | Yes | Yes |
| Voice Dialing | n/a | Yes | Yes |
| Customization | |||
| Custom Graphics | n/a | Yes | Yes |
| Custom Ringtones | n/a | Yes | Yes |
| Real-Music Ringers | n/a | Yes | Yes |
| Data & Network | |||
| Data Tethering | n/a | - | Yes |
| WAP / Web Browser | n/a | Yes | Yes |
| Input | |||
| Predictive Text Entry | n/a | - | Yes |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - |
| Touch Screen |
Yes Capacitive |
Yes | - |
| Memory | |||
| Memory Card Slot | Yes | Yes | - |
| Messaging | |||
| Email Client | n/a | Yes | Yes |
| Instant Messaging | n/a | Yes | - |
| MMS | n/a | Yes | - |
| Text Messaging Templates | n/a | Yes | Yes |
| Music | |||
| Headphone Jack (3.5mm) | Yes | Yes | - |
| Music Player | n/a | Yes | - |
| Stereo Speakers | - | - | Yes |
| Productivity | |||
| Alarm | n/a | Yes | Yes |
| Calculator | n/a | Yes | Yes |
| Calendar | n/a | Yes | Yes |
| Voice Memo | n/a | Yes | Yes |
| Software | |||
| BREW | n/a | Yes | - |
| Games | n/a | Yes | Yes |
| Java (J2ME) | n/a | - | Yes |
| Voice | |||
| Headset Jack (2.5 mm) | n/a | - | Yes |
| Push-To-Talk | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| ZTE Prelude / Avail 2 | LG Tritan AX-840 / UX-840 | Samsung SPH-Z400 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Prelude / Avail 2 | LG Tritan AX-840 / UX-840 | Samsung SPH-Z400 |
