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| Phone | Samsung Messager III / R570 | Samsung SPH-A250 | BlackBerry Curve 9310 | Siemens CT56 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
? |
2.4" diag. 4 : 3 |
? |
| Display Resolution & Type |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
? |
320 x 240 pixels (~164 ppi) LCD (TFT/TFD) |
101 x 64 pixels |
| Display Refresh | ? | ? | ? | ? |
| Battery | 1,140 mAh | ? | 1,450 mAh | 700 mAh |
| Processor | ? | ? | 800 MHz Qualcomm Snapdragon S2 MSM8655-1 | ? |
| RAM | ? | ? | 512 MB | ? |
| Storage | ? raw hardware | ? raw hardware | 512 MB | ? raw hardware |
| Main Camera | 1 megapixel | - | 3 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | VGA (640 x 480) | - |
| Front Camera | - | - | - | - |
| Weight |
3.7 oz (105g) |
2.82 oz (80g) |
3.67 oz (104g) |
2.96 oz (84g) |
| Dimensions |
4.59" x 2.11" x 0.59" (117 x 53 x 15 mm) |
2.76" x 1.91" x 0.83" (70 x 49 x 21.1 mm) |
4.29" x 2.36" x 0.5" (109 x 60 x 12.7 mm) |
3.98" x 1.73" x 0.83" (101 x 44 x 21.1 mm) |
| Form Factor | Slide | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | BlackBerry OS | (proprietary) |
| Network Bands |
CDMA: 850, 1700, 1900 |
CDMA: 1900 |
CDMA: 850, 1900 |
GSM: 850, 1900 |
| Data Technology | 1xRTT | - | EVDO r0 | GPRS |
| Features | ||||
| GPS / Location | Yes | - | n/a | Yes |
| Accessibility | ||||
| Adjustable Text Size | - | - | n/a | - |
| Hearing Aid Compatible | Yes | - | Yes | - |
| Multiple Languages | Yes | - | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
- |
Yes Classic Audio |
- |
| Mobile Hotspot | - | - | n/a | - |
| USB | Yes | - |
Yes Micro-USB |
Yes |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | ||||
| Picture ID | Yes | - | n/a | - |
| Ringer ID | Yes | - | n/a | - |
| Voice Dialing | Yes | Yes | n/a | Yes |
| Customization | ||||
| Changeable Body Plates | - | - | - | Yes |
| Custom Graphics | Yes | - | n/a | Yes |
| Custom Ringtones | Yes | - | n/a | Yes |
| Real-Music Ringers | Yes | - | n/a | - |
| Data & Network | ||||
| Data Tethering | - | Yes | n/a | Yes |
| WAP / Web Browser | Yes | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | - |
| Text Keyboard, Hardware | Yes | - | Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | - |
| Messaging | ||||
| Email Client | - | - | n/a | - |
| EMS / Picture Messaging | - | - | n/a | Yes |
| Instant Messaging | - | - | n/a | - |
| MMS | Yes | - | n/a | - |
| Text Messaging Templates | Yes | - | n/a | - |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | Yes | - | Yes | - |
| Music Player | Yes | - | n/a | - |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | - |
| Calculator | Yes | Yes | n/a | - |
| Calendar | Yes | Yes | n/a | - |
| To-Do List | - | Yes | n/a | - |
| Voice Memo | Yes | - | n/a | - |
| Software | ||||
| BREW | Yes | - | n/a | - |
| Games | Yes | - | n/a | - |
| Java (J2ME) | - | - | n/a | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | - | Yes | n/a | - |
| Speaker Phone | Yes | - | Yes | Yes |
| * Some versions only | ||||
| Samsung Messager III / R570 | Samsung SPH-A250 | BlackBerry Curve 9310 | Siemens CT56 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Messager III / R570 | Samsung SPH-A250 | BlackBerry Curve 9310 | Siemens CT56 |
