Compare Phones
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| Phone | Huawei M835 | Siemens CT66 / C66 / C65 / C71 / C70 | Siemens SX66 / MDA III / PDA2K (HTC Blue Angel) | Cal-Comp EZ | Ericsson T66 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.8" diag. 4 : 3 |
? | ? | ? | ? |
| Display Resolution & Type |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
130 x 130 pixels LCD (Color) |
240 x 320 pixels LCD (TFT/TFD) |
128 x 128 pixels LCD (STN) |
? |
| Display Refresh | 60 Hz | ? | ? | ? | ? |
| Battery | 1,200 mAh | 600 mAh | 1,490 mAh | 800 mAh | ? |
| Processor | 528 MHz Qualcomm MSM7625 | ? | 400 MHz Intel XScale | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | Yes | Yes | - | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | - | QCIF (176 x 144) | - | - |
| Front Camera | - | - | - | - | - |
| Weight |
3.88 oz (110g) |
3 oz (85g) |
7.41 oz (210g) |
2.47 oz (70g) |
2.08 oz (59g) |
| Dimensions |
4.09" x 2.15" x 0.53" (104 x 55 x 13.5 mm) |
4.1" x 1.8" x 0.7" (104 x 46 x 17.8 mm) |
4.92" x 2.83" x 0.75" (125 x 72 x 19.1 mm) |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm) |
| Form Factor | Slab | Slab | Slide | Slab | Slab |
| Platform / OS | Android | (proprietary) | Windows Mobile Professional | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1700, 1900 |
GSM: 850, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | EVDO rA | GPRS | GPRS | 1xRTT | - |
| Features | |||||
| GPS / Location | n/a | - | n/a | Yes | - |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
- | - | - | - |
| Multiple Languages | n/a | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | - | - | - |
| Alerts | |||||
| Ringer Profiles | - | Yes | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | - | - |
| Infrared (IR) | - | Yes | Yes | - | - |
| USB | Yes | Yes | Yes |
Yes Mini-USB |
- |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- | Yes | - | - |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | - | - |
| Ringer ID | n/a | Yes | n/a | - | - |
| Voice Dialing | n/a | - | n/a | - | - |
| Customization | |||||
| Changeable Body Plates | - | Yes | - | - | - |
| Custom Graphics | n/a | Yes | n/a | - | Yes |
| Custom Ringtones | n/a | Yes | n/a | - | Yes |
| Real-Music Ringers | n/a | - | n/a | - | - |
| Data & Network | |||||
| Data Tethering | n/a | - | 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 |
| Text Keyboard, Hardware | - | - | Yes | - | - |
| Touch Screen |
Yes Capacitive |
- | Yes | - | - |
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | - | - |
| Messaging | |||||
| Email Client | n/a | - | n/a | - | - |
| EMS / Picture Messaging | n/a | Yes | n/a | - | Yes |
| Instant Messaging | n/a | - | n/a | - | - |
| MMS | n/a | Yes | n/a | - | - |
| Text Messaging Templates | n/a | Yes | n/a | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | - | - | - | - |
| Music Player | n/a | - | n/a | - | - |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | Yes | Yes |
| Calculator | n/a | Yes | n/a | Yes | Yes |
| Calendar | n/a | Yes | n/a | Yes | Yes |
| To-Do List | n/a | Yes | n/a | Yes | Yes |
| Voice Memo | n/a | Yes | n/a | Yes * | - |
| Software | |||||
| Games | n/a | Yes | n/a | - | Yes |
| Java (J2ME) | n/a | Yes | n/a | - | - |
| Voice | |||||
| Call Screening | - | Yes | - | - | - |
| Headset Jack (2.5 mm) | n/a | - | n/a | Yes | - |
| Push-To-Talk | - | Yes * | - | - | - |
| Speaker Phone | Yes | Yes | Yes | - | - |
| * Some versions only | |||||
| Huawei M835 | Siemens CT66 / C66 / C65 / C71 / C70 | Siemens SX66 / MDA III / PDA2K (HTC Blue Angel) | Cal-Comp EZ | Ericsson T66 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Huawei M835 | Siemens CT66 / C66 / C65 / C71 / C70 | Siemens SX66 / MDA III / PDA2K (HTC Blue Angel) | Cal-Comp EZ | Ericsson T66 |
