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| Phone | Samsung Messager III / R570 | Sony Ericsson K750 / W800 / D750 / W700 | BlackBerry 7750 | Motorola KRZR K1 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
? | ? | ? |
| Display Resolution & Type |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 1,140 mAh | 900 mAh | ? | 780 mAh |
| Processor | ? | ? | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | 2 megapixel | - | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | ? | - | ? |
| Front Camera | - | - | - | - |
| Weight |
3.7 oz (105g) |
3.49 oz (99g) |
5.01 oz (142g) |
3.6 oz (102g) |
| Dimensions |
4.59" x 2.11" x 0.59" (117 x 53 x 15 mm) |
3.94" x 1.81" x 0.79" (100 x 46 x 20.1 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.05" x 1.65" x 0.63" (103 x 42 x 16 mm) |
| Form Factor | Slide | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | BlackBerry OS | (proprietary) |
| Network Bands |
CDMA: 850, 1700, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | GPRS | 1xRTT | EDGE |
| Features | ||||
| Flashlight | - | Yes | - | - |
| GPS / Location | Yes | - | n/a | - |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
- | - | - |
| Multiple Languages | Yes | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | - | Yes | Yes | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | Yes |
| Infrared (IR) | - | Yes | - | - |
| USB | Yes | Yes | Yes | Yes |
| Contacts | ||||
| Picture ID | Yes | Yes | n/a | Yes |
| Ringer ID | Yes | Yes | n/a | Yes |
| Voice Dialing | Yes | Yes | n/a | Yes |
| Customization | ||||
| Custom Graphics | Yes | Yes | n/a | Yes |
| Custom Ringtones | Yes | 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 | Yes |
| Text Keyboard, Hardware | Yes | - | Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | Yes |
| Messaging | ||||
| Email Client | - | Yes | n/a | Yes |
| EMS / Picture Messaging | - | Yes | n/a | Yes |
| MMS | Yes | Yes | n/a | Yes |
| Text Messaging Templates | Yes | Yes | n/a | Yes |
| Music | ||||
| FM Radio | - | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | - | - | - |
| Music Player | Yes | Yes | n/a | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | Yes |
| Calculator | Yes | Yes | n/a | Yes |
| Calendar | Yes | Yes | n/a | Yes |
| To-Do List | - | Yes | n/a | - |
| Voice Memo | Yes | Yes | n/a | Yes |
| Software | ||||
| BREW | Yes | - | n/a | - |
| Games | Yes | Yes | n/a | Yes |
| Java (J2ME) | - | Yes | n/a | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | - | - | n/a | - |
| Push-To-Talk | - | - | - | Yes * |
| Speaker Phone | Yes | Yes | - | Yes |
| * Some versions only | ||||
| Samsung Messager III / R570 | Sony Ericsson K750 / W800 / D750 / W700 | BlackBerry 7750 | Motorola KRZR K1 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Messager III / R570 | Sony Ericsson K750 / W800 / D750 / W700 | BlackBerry 7750 | Motorola KRZR K1 |
