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| Phone | Sony Ericsson T310 | ZTE Z431 / Altair | Samsung DoubleTime | Samsung SCH-A990 | LG VX-8300 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.4" diag. 4 : 3 |
3.2" diag. 5 : 3 |
? | ? |
| Display Resolution & Type |
101 x 80 pixels LCD (STN) |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~180 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | ? | 1,000 mAh | 1,200 mAh | 1,000 mAh | 1,100 mAh |
| Processor | ? | ? | 600 MHz Qualcomm | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | 2 megapixel | 3 megapixel | 3 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | QVGA (320 x 240) | QVGA (320 x 240) | ? | QCIF (176 x 144) |
| Front Camera | - | - | - | - | - |
| Weight |
3.42 oz (97g) |
3.52 oz (100g) |
5.22 oz (148g) |
4.4 oz (125g) |
3.88 oz (110g) |
| Dimensions |
4.09" x 1.93" x 0.75" (104 x 49 x 19.1 mm) |
4.49" x 2.39" x 0.41" (114 x 61 x 10.4 mm) |
4.45" x 2.44" x 0.59" (113 x 62 x 15 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
3.58" x 1.93" x 0.92" (91 x 49 x 23.4 mm) |
| Form Factor | Slab | Slab | Clamshell | Clamshell | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | GPRS | ? | HSPA 7.2 | EVDO r0 | EVDO r0 |
| Features | |||||
| Flashlight | - | - | - | Yes | - |
| GPS / Location | Yes | Yes | n/a | Yes | Yes |
| Accessibility | |||||
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | Yes | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | Yes | Yes |
| Ringer Profiles | - | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | - | - |
| Mobile Hotspot | - | - | n/a | - | - |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
Yes | Yes |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | Yes | Yes | n/a | Yes | Yes |
| Ringer ID | Yes | Yes | n/a | Yes | Yes |
| Voice Dialing | - | - | n/a | Yes | Yes |
| Customization | |||||
| Custom Graphics | Yes | Yes | n/a | Yes | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes | Yes |
| Real-Music Ringers | - | Yes | n/a | Yes | Yes |
| Data & Network | |||||
| Data Tethering | Yes | Yes | n/a | Yes | Yes |
| WAP / Web Browser | Yes | Yes | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | Yes | - | - |
| Touch Screen | - | - |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | Yes | Yes | n/a | - | - |
| EMS / Picture Messaging | Yes | - | n/a | Yes | - |
| Instant Messaging | - | - | n/a | - | Yes |
| MMS | Yes | Yes | n/a | Yes | Yes |
| Text Messaging Templates | Yes | Yes | n/a | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | Yes | - | - |
| Music Player | - | Yes | n/a | Yes | Yes |
| Stereo Speakers | - | - | - | Yes | Yes |
| Photo & Video | |||||
| TV Output | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | Yes | Yes |
| Calculator | Yes | Yes | n/a | Yes | Yes |
| Calendar | Yes | Yes | n/a | Yes | Yes |
| Voice Memo | Yes | Yes | n/a | Yes | Yes |
| Software | |||||
| BREW | - | Yes | n/a | Yes | Yes |
| Games | Yes | Yes | n/a | Yes | Yes |
| Voice | |||||
| Headset Jack (2.5 mm) | - | - | n/a | - | Yes |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| Sony Ericsson T310 | ZTE Z431 / Altair | Samsung DoubleTime | Samsung SCH-A990 | LG VX-8300 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Sony Ericsson T310 | ZTE Z431 / Altair | Samsung DoubleTime | Samsung SCH-A990 | LG VX-8300 |
