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| Phone | Samsung Trance SCH-U490 | ZTE Z431 / Altair | Samsung Memoir SGH-T929 | Pantech Duo C810 | LG K51 / Reflect |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.1" diag. 4 : 3 |
2.4" diag. 4 : 3 |
3.1" diag. 5 : 3 |
2.2" diag. 4 : 3 |
6.5" diag. 19.5 : 9 |
| Display Resolution & Type |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
240 x 400 pixels (~150 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
720 x 1560 pixels (~264 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | 60 Hz |
| Battery | ? | 1,000 mAh | ? | 1,320 mAh | 4,000 mAh |
| Processor | ? | ? | ? | ARM 920t PXA27x | 2 GHz MediaTek Helio P22 (MT6762) |
| RAM | ? | ? | ? | ? | 3 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | 32 GB |
| Main Camera | 1 megapixel | 2 megapixel | 8 megapixel | 1 megapixel | 13 megapixel |
| Wide Camera | - | - | - | - | 5 megapixel |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | QVGA (320 x 240) | ? | QVGA (320 x 240) | 1080p HD |
| Front Camera | - | - | - | - | 13 megapixel |
| Weight |
3.53 oz (100g) |
3.52 oz (100g) |
4.4 oz (125g) |
3.88 oz (110g) |
7.21 oz (204g) |
| Dimensions |
4" x 1.97" x 0.55" (102 x 50 x 14 mm) |
4.49" x 2.39" x 0.41" (114 x 61 x 10.4 mm) |
4.17" x 2.11" x 0.55" (106 x 54 x 14 mm) |
4.01" x 1.97" x 0.78" (102 x 50 x 19.8 mm) |
6.57" x 3.07" x 0.33" (167 x 78 x 8.4 mm) |
| Form Factor | Slide | Slab | Slab | Slide | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Windows Mobile Standard | Android |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | ? | HSDPA 3.6 | HSDPA 1.8 | LTE (Cat 6) |
| Features | |||||
| Fingerprint Reader | - | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | - | Yes |
| GPS / Location | Yes | Yes | Yes | n/a | n/a |
| Accessibility | |||||
| Adjustable Text Size | Yes | - | - | n/a | n/a |
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | - | Yes |
| Alerts | |||||
| Ringer Profiles | - | Yes | Yes | Yes | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| USB | Yes |
Yes Micro-USB |
Yes | Yes |
Yes USB Type C |
| Wi-Fi | - | - | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | Yes | Yes | n/a | n/a |
| Ringer ID | Yes | Yes | - | n/a | n/a |
| Voice Dialing | Yes | - | Yes | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | Yes | Yes | n/a | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a | n/a |
| Real-Music Ringers | Yes | Yes | Yes | n/a | n/a |
| Data & Network | |||||
| Data Tethering | Yes | Yes | - | n/a | n/a |
| WAP / Web Browser | Yes | Yes | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes | - |
| Touch Screen | - | - | Yes | - |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | Yes | Yes | n/a | n/a |
| Instant Messaging | - | - | Yes | n/a | n/a |
| MMS | Yes | Yes | Yes | n/a | n/a |
| Text Messaging Templates | Yes | Yes | Yes | n/a | n/a |
| Music | |||||
| FM Radio | - | - | - | - | Yes |
| Headphone Jack (3.5mm) | Yes | Yes | - | - | Yes |
| Music Player | Yes | Yes | Yes | n/a | n/a |
| Stereo Speakers | - | - | - | - | Yes |
| Photo & Video | |||||
| TV Output | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | Yes | n/a | n/a |
| To-Do List | - | - | Yes | n/a | n/a |
| Voice Memo | Yes | Yes | Yes | n/a | n/a |
| Software | |||||
| BREW | Yes | Yes | - | n/a | n/a |
| Games | Yes | Yes | Yes | n/a | n/a |
| Voice | |||||
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung Trance SCH-U490 | ZTE Z431 / Altair | Samsung Memoir SGH-T929 | Pantech Duo C810 | LG K51 / Reflect | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Trance SCH-U490 | ZTE Z431 / Altair | Samsung Memoir SGH-T929 | Pantech Duo C810 | LG K51 / Reflect |
