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| Phone | Siemens CX75 | Nokia Lumia 635 (CDMA) | Samsung SGH-A657 | Samsung SGH-P850 / P858 | HP iPAQ 610 Business Navigator |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Not yet released | Released | Released | Released | Not yet released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4.5" diag. 16 : 9 |
? | ? |
2.8" diag. 4 : 3 |
| Display Resolution & Type |
132 x 176 pixels LCD (TFT/TFD) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? | ? |
| Battery | 750 mAh | 1,830 mAh | 1,420 mAh | 950 mAh | 1,590 mAh |
| Processor | ? | 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) | ? | ? | 520 MHz Marvell PXA270 |
| RAM | ? | 512 MB | ? | ? | ? |
| Storage | ? raw hardware | 8 GB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | 5 megapixel | - | 3 megapixel | 3 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | 720p HD | - | ? | QCIF (176 x 144) |
| Front Camera | - | - | - | - | - |
| Weight |
3.46 oz (98g) |
4.73 oz (134g) |
4.34 oz (123g) |
4.23 oz (120g) |
5.1 oz (145g) |
| Dimensions |
4.33" x 1.88" x 0.74" (110 x 48 x 18.8 mm) |
5.1" x 2.63" x 0.36" (130 x 67 x 9.1 mm) |
4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm) |
3.77" x 1.86" x 0.96" (96 x 47 x 24.4 mm) |
4.61" x 2.37" x 0.69" (117 x 60 x 17.5 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | Windows | (proprietary) | (proprietary) | Windows Mobile Professional |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 25, 26, 41 WCDMA: 1, 2, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | LTE (Cat 3) | HSDPA 3.6 | EDGE | HSPA 7.2 |
| Features | |||||
| Flashlight | - | - | Yes | - | - |
| GPS / Location | - | n/a | Yes | - | n/a |
| Ruggedized | - | - | Yes | - | - |
| Accessibility | |||||
| Hearing Aid Compatible | - | Yes | - | - | - |
| Multiple Languages | Yes | n/a | Yes | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | - | - |
| Alerts | |||||
| Extra Display | - | - | - | Yes | - |
| Ringer Profiles | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Infrared (IR) | Yes | - | - | - | - |
| Mobile Hotspot | - | n/a | - | - | n/a |
| USB | Yes |
Yes Micro-USB |
Yes | Yes |
Yes Mini-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- | - |
Yes 802.11 b,g |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | Yes | n/a |
| Ringer ID | Yes | n/a | Yes | Yes | n/a |
| Voice Dialing | - | n/a | - | - | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | Yes | Yes | n/a |
| Custom Ringtones | Yes | n/a | Yes | Yes | n/a |
| Real-Music Ringers | - | n/a | Yes | Yes | n/a |
| Data & Network | |||||
| Data Tethering | Yes | n/a | Yes | - | n/a |
| WAP / Web Browser | Yes | n/a | Yes | Yes | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | Yes | - | - | Yes |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | Yes | n/a | Yes | Yes | n/a |
| EMS / Picture Messaging | Yes | n/a | - | - | n/a |
| Instant Messaging | - | n/a | Yes | - | n/a |
| MMS | Yes | n/a | Yes | Yes | n/a |
| Text Messaging Templates | - | n/a | Yes | Yes | n/a |
| Music | |||||
| FM Radio | - | Yes | - | - | - |
| Headphone Jack (3.5mm) | - | Yes | - | - | - |
| Music Player | Yes | n/a | Yes | Yes | n/a |
| Stereo Speakers | - | - | - | Yes | - |
| Photo & Video | |||||
| DLNA | - | Yes | - | - | - |
| TV Output | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | Yes | n/a |
| Calculator | Yes | n/a | Yes | Yes | n/a |
| Calendar | Yes | n/a | Yes | Yes | n/a |
| To-Do List | Yes | n/a | Yes | - | n/a |
| Voice Memo | Yes | n/a | Yes | Yes | n/a |
| Software | |||||
| Games | Yes | n/a | Yes | Yes | n/a |
| Java (J2ME) | Yes | n/a | Yes | Yes | n/a |
| Voice | |||||
| Push-To-Talk | Yes | - | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Siemens CX75 | Nokia Lumia 635 (CDMA) | Samsung SGH-A657 | Samsung SGH-P850 / P858 | HP iPAQ 610 Business Navigator | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Siemens CX75 | Nokia Lumia 635 (CDMA) | Samsung SGH-A657 | Samsung SGH-P850 / P858 | HP iPAQ 610 Business Navigator |
