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| Phone | Ericsson R278d | ZTE Z998 / Unico LTE | Palm Treo 800w |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
4.5" diag. 16 : 9 |
? |
| Display Resolution & Type | 101 x 40 pixels |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
320 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? |
| Battery | ? | 2,070 mAh | 1,150 mAh |
| Processor | ? | 1.2 GHz Qualcomm Snapdragon 400 MSM8930 | ? |
| RAM | ? | 1 GB | ? |
| Storage | ? raw hardware | 4 GB | ? raw hardware |
| Main Camera | - | 5 megapixel | 2 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | 720p HD | QVGA (320 x 240) |
| Front Camera | - | 1 megapixel | - |
| Weight |
9.28 oz (263g) |
4.8 oz (136g) |
5 oz (142g) |
| Dimensions |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm) |
4.4" x 2.3" x 0.7" (112 x 58 x 17.8 mm) |
| Form Factor | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Windows Mobile Professional |
| Network Bands |
TDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
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| Data Technology | - | LTE (Cat 3) | EVDO rA |
| Features | |||
| GPS / Location | - | n/a | n/a |
| Accessibility | |||
| Adjustable Text Size | - | n/a | n/a |
| Hearing Aid Compatible | - |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes |
| Alerts | |||
| Ringer Profiles | Yes | - | - |
| Connectivity | |||
| Bluetooth | - | Yes | Yes |
| Infrared (IR) | - | - | Yes |
| Mobile Hotspot | - | n/a | n/a |
| USB | - |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 802.11 b,g |
| Contacts | |||
| Picture ID | - | n/a | n/a |
| Ringer ID | - | n/a | n/a |
| Voice Dialing | - | n/a | n/a |
| Customization | |||
| Custom Graphics | - | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a |
| Real-Music Ringers | - | n/a | n/a |
| Data & Network | |||
| Data Tethering | Yes | n/a | n/a |
| External Antenna Jack | - | n/a | n/a |
| WAP / Web Browser | Yes | n/a | n/a |
| Input | |||
| Predictive Text Entry | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes |
| Stylus | - | - | Yes |
| Text Keyboard, Hardware | - | - | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Resistive |
| Memory | |||
| Memory Card Slot | - | Yes | Yes |
| Messaging | |||
| Email Client | - | n/a | n/a |
| Instant Messaging | - | n/a | n/a |
| MMS | - | n/a | n/a |
| Text Messaging Templates | - | n/a | n/a |
| Music | |||
| Headphone Jack (3.5mm) | - | Yes | - |
| Music Player | - | n/a | n/a |
| Productivity | |||
| Alarm | Yes | n/a | n/a |
| Calculator | - | n/a | n/a |
| Calendar | - | n/a | n/a |
| To-Do List | - | n/a | n/a |
| Voice Memo | - | n/a | n/a |
| Software | |||
| Games | - | n/a | n/a |
| Voice | |||
| Speaker Phone | - | Yes | Yes |
| * Some versions only | |||
| Ericsson R278d | ZTE Z998 / Unico LTE | Palm Treo 800w | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R278d | ZTE Z998 / Unico LTE | Palm Treo 800w |
