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| Phone | Samsung MM-A900 / SPH-A900 / Ace | Motorola KRZR K1m | Samsung SCH-A530 | 
| Current U.S. Carriers | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | 
| Specifications | |||
|---|---|---|---|
| Display Size | ? | ? | ? | 
| Display Resolution & Type | 240 x 320 pixels LCD (TFT/TFD) | 176 x 220 pixels LCD (TFT/TFD) | 128 x 160 pixels LCD (STN) | 
| Display Refresh | ? | ? | ? | 
| Battery | ? | 880 mAh | ? | 
| Processor | ? | ? | ? | 
| RAM | ? | ? | ? | 
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 
| Main Camera | 1 megapixel | 1 megapixel | - | 
| Wide Camera | - | - | - | 
| Tele Camera | - | - | - | 
| Video Capture | ? | ? | - | 
| Front Camera | - | - | - | 
| Weight | 3.9 oz (111g) | 3.63 oz (103g) | 3 oz (85g) | 
| Dimensions | 3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm) | 4.06" x 1.73" x 0.67" (103 x 44 x 17 mm) | 3.18" x 1.67" x 0.9" (81 x 42 x 22.9 mm) | 
| Form Factor | Clamshell | Clamshell | Clamshell | 
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | 
| Network Bands | CDMA: 850, 1900 | CDMA: 850, 1900 | CDMA: 850, 1900 | 
| Data Technology | EVDO r0 | EVDO r0 | 1xRTT | 
| Features | |||
| GPS / Location | Yes | Yes | Yes | 
| Accessibility | |||
| Hearing Aid Compatible | - | Yes | - | 
| Multiple Languages | Yes | Yes | Yes | 
| TTY/TDD (Digital) | Yes | Yes | - | 
| Alerts | |||
| Extra Display | Yes | Yes | Yes | 
| Ringer Profiles | - | Yes | - | 
| Connectivity | |||
| Bluetooth | Yes Classic Audio | Yes Classic Audio | - | 
| USB | Yes | Yes Mini-USB | - | 
| Contacts | |||
| Picture ID | Yes | Yes | Yes | 
| Ringer ID | Yes | Yes | Yes | 
| Voice Dialing | Yes | Yes | Yes | 
| Customization | |||
| Custom Graphics | Yes | Yes | Yes | 
| Custom Ringtones | Yes | Yes | Yes | 
| Data & Network | |||
| Data Tethering | Yes | Yes | Yes | 
| WAP / Web Browser | Yes | Yes | Yes | 
| Input | |||
| Predictive Text Entry | Yes | Yes | Yes | 
| Side Keys | Yes | Yes | Yes | 
| Memory | |||
| Memory Card Slot | - | Yes | - | 
| Messaging | |||
| EMS / Picture Messaging | - | Yes | - | 
| Instant Messaging | - | Yes * | - | 
| MMS | - | Yes | - | 
| Text Messaging Templates | Yes | Yes | - | 
| Music | |||
| Music Player | Yes | Yes | - | 
| Productivity | |||
| Alarm | Yes | Yes | Yes | 
| Calculator | Yes | Yes | Yes | 
| Calendar | Yes | Yes | Yes | 
| To-Do List | Yes | - | Yes | 
| Voice Memo | Yes | Yes | Yes | 
| Software | |||
| BREW | - | Yes * | Yes | 
| Games | Yes | Yes | Yes | 
| Java (J2ME) | Yes | Yes * | - | 
| Voice | |||
| Headset Jack (2.5 mm) | Yes | - | Yes | 
| Speaker Phone | Yes | Yes | - | 
| * Some versions only | |||
| Samsung MM-A900 / SPH-A900 / Ace | Motorola KRZR K1m | Samsung SCH-A530 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  | |
| Phone | Samsung MM-A900 / SPH-A900 / Ace | Motorola KRZR K1m | Samsung SCH-A530 | 
 









