Compare Phones
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| Phone | HTC EVO Design 4G / Hero S (CDMA) | Ericsson R278d | Huawei M835 | Ericsson T66 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4" diag. 16 : 9 |
? |
2.8" diag. 4 : 3 |
? |
| Display Resolution & Type |
540 x 960 pixels (~275 ppi) LCD (TFT/TFD) |
101 x 40 pixels |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
? |
| Display Refresh | 60 Hz | ? | 60 Hz | ? |
| Battery | 1,520 mAh | ? | 1,200 mAh | ? |
| Processor | 1.2 GHz Qualcomm Snapdragon S2 MSM8655 | ? | 528 MHz Qualcomm MSM7625 | ? |
| RAM | 768 MB | ? | ? | ? |
| Storage | 4 GB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 5 megapixel | - | 3 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 720p HD | - | ? | - |
| Front Camera | 1 megapixel | - | - | - |
| Weight |
5.22 oz (148g) |
9.28 oz (263g) |
3.88 oz (110g) |
2.08 oz (59g) |
| Dimensions |
4.78" x 2.44" x 0.46" (122 x 62 x 11.8 mm) |
5.1" x 2" x 1" (130 x 51 x 25.4 mm) |
4.09" x 2.15" x 0.53" (104 x 55 x 13.5 mm) |
3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm) |
| Form Factor | Slab | Slab | Slab | Slab |
| Platform / OS | Android | (proprietary) | Android | (proprietary) |
| Network Bands |
TDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1700, 1900 |
GSM: 900, 1800, 1900 |
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| Data Technology | WiMAX | - | EVDO rA | - |
| Features | ||||
| Flashlight | Yes | - | - | - |
| GPS / Location | n/a | - | n/a | - |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | n/a | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | - |
| Alerts | ||||
| Ringer Profiles | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | - |
| Mobile Hotspot | n/a | - | n/a | - |
| USB |
Yes Micro-USB |
- | Yes | - |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- |
Yes 4 (802.11 b,g,n) |
- |
| 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 | Yes |
| Custom Ringtones | n/a | Yes | n/a | Yes |
| Real-Music Ringers | n/a | - | n/a | - |
| Data & Network | ||||
| Data Tethering | n/a | Yes | n/a | - |
| WAP / Web Browser | n/a | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | 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 | - |
| Text Messaging Templates | n/a | - | n/a | Yes |
| Music | ||||
| FM Radio | Yes | - | - | - |
| Headphone Jack (3.5mm) | Yes | - | Yes | - |
| Music Player | n/a | - | n/a | - |
| Photo & Video | ||||
| DLNA | Yes | - | - | - |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | Yes |
| Calculator | n/a | - | n/a | Yes |
| Calendar | n/a | - | n/a | Yes |
| To-Do List | n/a | - | n/a | Yes |
| Voice Memo | n/a | - | n/a | - |
| Software | ||||
| Games | n/a | - | n/a | Yes |
| Voice | ||||
| Speaker Phone | Yes | - | Yes | - |
| HTC EVO Design 4G / Hero S (CDMA) | Ericsson R278d | Huawei M835 | Ericsson T66 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | HTC EVO Design 4G / Hero S (CDMA) | Ericsson R278d | Huawei M835 | Ericsson T66 |
