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| Phone | Samsung SPH-N270 (Matrix Phone) | Samsung M400 | Samsung SPH/SCH-N300 | 
| Current U.S. Carriers | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | 
| Specifications | |||
|---|---|---|---|
| Display Size | ? | 2.4" diag. 4 : 3 | ? | 
| Display Resolution & Type | 128 x 160 pixels LCD (TFT/TFD) | 240 x 320 pixels (~167 ppi) LCD (TFT/TFD) | 128 x 64 pixels | 
| Display Refresh | ? | ? | ? | 
| Battery | 1,000 mAh | 1,000 mAh | ? | 
| Processor | ? | 400 MHz Qualcomm QSC6155 | ? | 
| RAM | ? | 128 MB | ? | 
| Storage | ? raw hardware | 256 MB | ? raw hardware | 
| Main Camera | - | 1 megapixel | - | 
| Wide Camera | - | - | - | 
| Tele Camera | - | - | - | 
| Video Capture | - | - | - | 
| Front Camera | - | - | - | 
| Weight | 4.66 oz (132g) | 3.7 oz (105g) | 4.1 oz (116g) | 
| Dimensions | 4.53" x 2.28" x 0.79" (115 x 58 x 20.1 mm) | 3.8" x 1.9" x 0.7" (97 x 48 x 17.8 mm) | 4.5" x 1.9" x 0.9" (114 x 48 x 22.9 mm) | 
| Form Factor | Slide | Clamshell | Flip | 
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | 
| Network Bands | CDMA: 850, 1900 AMPS: 850 | CDMA: 800, 850, 1900 | CDMA: 850, 1900 AMPS: 850 | 
| Data Technology | - | 1xRTT | - | 
| Features | |||
| GPS / Location | Yes | Yes | Yes | 
| Accessibility | |||
| Adjustable Text Size | - | Yes | - | 
| Hearing Aid Compatible | - | Yes | - | 
| Multiple Languages | Yes | Yes | - | 
| TTY/TDD (Digital) | - | Yes | - | 
| Alerts | |||
| Extra Display | - | Yes | - | 
| Connectivity | |||
| Bluetooth | - | Yes Classic Audio | - | 
| USB | - | Yes Micro-USB | - | 
| Contacts | |||
| Picture ID | Yes | Yes | - | 
| Ringer ID | Yes | Yes | - | 
| Voice Dialing | Yes | Yes | Yes | 
| Customization | |||
| Custom Graphics | - | Yes | - | 
| Custom Ringtones | - | Yes | - | 
| Real-Music Ringers | - | Yes | - | 
| Data & Network | |||
| Data Tethering | - | - | Yes | 
| WAP / Web Browser | - | Yes | Yes | 
| Input | |||
| Predictive Text Entry | Yes | Yes | Yes | 
| Side Keys | - | Yes | Yes | 
| Messaging | |||
| MMS | - | Yes | - | 
| Text Messaging Templates | - | Yes | - | 
| Music | |||
| Headphone Jack (3.5mm) | - | Yes | - | 
| Productivity | |||
| Alarm | Yes | Yes | Yes | 
| Calculator | Yes | Yes | Yes | 
| Calendar | Yes | Yes | Yes | 
| To-Do List | Yes | - | Yes | 
| Voice Memo | Yes | Yes | - | 
| Software | |||
| Games | - | Yes | Yes | 
| Voice | |||
| Headset Jack (2.5 mm) | Yes | - | Yes | 
| Speaker Phone | - | Yes | - | 
| Samsung SPH-N270 (Matrix Phone) | Samsung M400 | Samsung SPH/SCH-N300 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  | |
| Phone | Samsung SPH-N270 (Matrix Phone) | Samsung M400 | Samsung SPH/SCH-N300 | 
 









