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| Phone | Ericsson R278d | HTC Dash / S620 / S621 (Excalibur) | Samsung SCH-A990 | ZTE Blade Vantage 2 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? |
5" diag. 18 : 9 |
| Display Resolution & Type | 101 x 40 pixels |
320 x 240 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
480 x 960 pixels (~215 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz |
| Battery | ? | 960 mAh | 1,000 mAh | 2,050 mAh |
| Processor | ? | 200 MHz OMAP 850 | ? | 2 GHz MediaTek MT6761 |
| RAM | ? | ? | ? | 2 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 16 GB |
| Main Camera | - | 1 megapixel | 3 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | ? | ? | 720p HD |
| Front Camera | - | - | - | 2 megapixel |
| Weight |
9.28 oz (263g) |
4.23 oz (120g) |
4.4 oz (125g) |
5.3 oz (150g) |
| Dimensions |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
4.39" x 2.46" x 0.51" (112 x 62 x 13 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
5.4" x 2.7" x 0.41" (137 x 69 x 10.4 mm) |
| Form Factor | Slab | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | Windows Mobile Standard | (proprietary) | Android |
| Network Bands |
TDMA: 850, 1900 AMPS: 850 |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 13 WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | - | EDGE | EVDO r0 | LTE (Cat 4) |
| Features | ||||
| Flashlight | - | - | Yes | Yes |
| GPS / Location | - | n/a | Yes | n/a |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | - | n/a |
| Hearing Aid Compatible | - | - |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Ringer Profiles | Yes | Yes | - | - |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| USB | - | Yes | Yes |
Yes Micro-USB |
| Wi-Fi | - |
Yes 802.11 b,g |
- |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | - | n/a | Yes | n/a |
| Ringer ID | - | n/a | Yes | n/a |
| Voice Dialing | - | n/a | Yes | n/a |
| Customization | ||||
| Custom Graphics | - | n/a | Yes | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a |
| Real-Music Ringers | - | n/a | Yes | n/a |
| Data & Network | ||||
| Data Tethering | Yes | n/a | Yes | n/a |
| External Antenna Jack | - | n/a | - | n/a |
| WAP / Web Browser | Yes | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - |
| Touch Screen | - | - | - |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | - | n/a | - | n/a |
| EMS / Picture Messaging | - | n/a | Yes | n/a |
| Instant Messaging | - | n/a | - | n/a |
| MMS | - | n/a | Yes | n/a |
| Text Messaging Templates | - | n/a | Yes | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | - | Yes |
| Music Player | - | n/a | Yes | n/a |
| Stereo Speakers | - | - | Yes | - |
| Photo & Video | ||||
| TV Output | - | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | n/a |
| Calculator | - | n/a | Yes | n/a |
| Calendar | - | n/a | Yes | n/a |
| To-Do List | - | n/a | - | n/a |
| Voice Memo | - | n/a | Yes | n/a |
| Software | ||||
| BREW | - | n/a | Yes | n/a |
| Games | - | n/a | Yes | n/a |
| Java (J2ME) | - | n/a | - | n/a |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Speaker Phone | - | Yes | Yes | Yes |
| * Some versions only | ||||
| Ericsson R278d | HTC Dash / S620 / S621 (Excalibur) | Samsung SCH-A990 | ZTE Blade Vantage 2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R278d | HTC Dash / S620 / S621 (Excalibur) | Samsung SCH-A990 | ZTE Blade Vantage 2 |
