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| Phone | Ericsson R278d | Samsung Chrono 2 / Contour 2 | ZTE Whirl |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
2.2" diag. 4 : 3 |
3.5" diag. 5 : 3 |
| Display Resolution & Type | 101 x 40 pixels |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz |
| Battery | ? | 1,000 mAh | 1,300 mAh |
| Processor | ? | ? | 1 GHz Qualcomm Snapdragon S1 MSM7225A |
| RAM | ? | 512 MB | 512 MB |
| Storage | ? raw hardware | 1 GB | 4 GB |
| Main Camera | - | 1 megapixel | 3 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | - | VGA (640 x 480) |
| Front Camera | - | - | - |
| Weight |
9.28 oz (263g) |
3.6 oz (102g) |
4.2 oz (119g) |
| Dimensions |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
3.79" x 1.88" x 0.73" (96 x 48 x 18.5 mm) |
4.57" x 2.4" x 0.5" (116 x 61 x 12.7 mm) |
| Form Factor | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android |
| Network Bands |
TDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1700, 1900 |
WCDMA: 2, 4, 5 GSM: 850, 1900 |
| Data Technology | - | 1xRTT | ? |
| Features | |||
| GPS / Location | - | Yes | n/a |
| Accessibility | |||
| Adjustable Text Size | - | - | n/a |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes |
| Alerts | |||
| Extra Display | - | Yes | - |
| Ringer Profiles | Yes | - | - |
| Connectivity | |||
| Bluetooth | - | Yes | Yes |
| USB | - |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
| Contacts | |||
| Picture ID | - | Yes | n/a |
| Ringer ID | - | Yes | n/a |
| Voice Dialing | - | Yes | n/a |
| Customization | |||
| Custom Graphics | - | Yes | n/a |
| Custom Ringtones | Yes | Yes | n/a |
| Real-Music Ringers | - | Yes | n/a |
| Data & Network | |||
| Data Tethering | Yes | - | n/a |
| WAP / Web Browser | Yes | Yes | n/a |
| Input | |||
| Predictive Text Entry | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes |
| Touch Screen | - | - | Yes |
| Memory | |||
| Memory Card Slot | - | Yes | Yes |
| Messaging | |||
| Email Client | - | - | n/a |
| Instant Messaging | - | - | n/a |
| MMS | - | Yes | n/a |
| Text Messaging Templates | - | Yes | n/a |
| Music | |||
| Headphone Jack (3.5mm) | - | Yes | Yes |
| Music Player | - | Yes | n/a |
| Productivity | |||
| Alarm | Yes | Yes | n/a |
| Calculator | - | Yes | n/a |
| Calendar | - | Yes | n/a |
| Voice Memo | - | Yes | n/a |
| Software | |||
| BREW | - | Yes | n/a |
| Games | - | Yes | n/a |
| Voice | |||
| Speaker Phone | - | Yes | Yes |
| Ericsson R278d | Samsung Chrono 2 / Contour 2 | ZTE Whirl | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R278d | Samsung Chrono 2 / Contour 2 | ZTE Whirl |
