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| Phone | Acer Liquid Jade Primo | LG Connect 4G | Samsung SCH-A990 | Samsung Trance SCH-U490 | Ericsson R278d |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
5.5" diag. 16 : 9 |
4" diag. 5 : 3 |
? |
2.1" diag. 4 : 3 |
? |
| Display Resolution & Type |
1080 x 1920 pixels (~401 ppi) AMOLED |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
176 x 220 pixels (~134 ppi) LCD (TFT/TFD) |
101 x 40 pixels |
| Display Refresh | ? | 60 Hz | ? | ? | ? |
| Battery | 2,870 mAh | 1,540 mAh | 1,000 mAh | ? | ? |
| Processor | 2 GHz Qualcomm Snapdragon 808 (MSM8992) | 1.2 GHz Qualcomm Snapdragon S3 MSM8660 | ? | ? | ? |
| RAM | 3 GB | 1 GB | ? | ? | ? |
| Storage | 32 GB | 4 GB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 20 megapixel | 5 megapixel | 3 megapixel | 1 megapixel | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 4K UHD | 720p HD | ? | - | - |
| Front Camera | 8 megapixel | Yes | - | - | - |
| Weight |
5.29 oz (150g) |
4.83 oz (137g) |
4.4 oz (125g) |
3.53 oz (100g) |
9.28 oz (263g) |
| Dimensions |
6.17" x 3.02" x 0.33" (157 x 77 x 8.5 mm) |
4.59" x 2.45" x 0.46" (117 x 62 x 11.7 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4" x 1.97" x 0.55" (102 x 50 x 14 mm) |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
| Form Factor | Slab | Slab | Clamshell | Slide | Slab |
| Platform / OS | Windows | Android | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
4G LTE: 2, 4, 7, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
TDMA: 850, 1900 AMPS: 850 |
| Data Technology | LTE (Cat 6) | LTE (Cat 3) | EVDO r0 | 1xRTT | - |
| Features | |||||
| Flashlight | Yes | - | Yes | - | - |
| GPS / Location | n/a | n/a | Yes | Yes | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | - | Yes | - |
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | n/a | n/a | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | - |
| Alerts | |||||
| Extra Display | - | - | Yes | - | - |
| Ringer Profiles | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | - |
| Mobile Hotspot | n/a | n/a | - | - | - |
| USB |
Yes USB Type C |
Yes Micro-USB |
Yes | Yes | - |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
- | - | - |
| Contacts | |||||
| Picture ID | n/a | n/a | Yes | Yes | - |
| Ringer ID | n/a | n/a | Yes | Yes | - |
| Voice Dialing | n/a | n/a | Yes | Yes | - |
| Customization | |||||
| Custom Graphics | n/a | n/a | Yes | Yes | - |
| Custom Ringtones | n/a | n/a | Yes | Yes | Yes |
| Real-Music Ringers | n/a | n/a | Yes | Yes | - |
| Data & Network | |||||
| Data Tethering | n/a | n/a | Yes | Yes | Yes |
| Dual-SIM | Yes | - | - | - | - |
| WAP / Web Browser | n/a | n/a | Yes | Yes | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
- | - | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | n/a | n/a | - | - | - |
| EMS / Picture Messaging | n/a | n/a | Yes | - | - |
| Instant Messaging | n/a | n/a | - | - | - |
| MMS | n/a | n/a | Yes | Yes | - |
| Text Messaging Templates | n/a | n/a | Yes | Yes | - |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | Yes | - | Yes | - |
| Music Player | n/a | n/a | Yes | Yes | - |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| DLNA | - | Yes | - | - | - |
| TV Output | Yes | - | Yes | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | Yes | Yes | Yes |
| Calculator | n/a | n/a | Yes | Yes | - |
| Calendar | n/a | n/a | Yes | Yes | - |
| To-Do List | n/a | n/a | - | - | - |
| Voice Memo | n/a | n/a | Yes | Yes | - |
| Software | |||||
| BREW | n/a | n/a | Yes | Yes | - |
| Games | n/a | n/a | Yes | Yes | - |
| Voice | |||||
| Speaker Phone | Yes | Yes | Yes | Yes | - |
| Acer Liquid Jade Primo | LG Connect 4G | Samsung SCH-A990 | Samsung Trance SCH-U490 | Ericsson R278d | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Acer Liquid Jade Primo | LG Connect 4G | Samsung SCH-A990 | Samsung Trance SCH-U490 | Ericsson R278d |
