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| Phone | Samsung SGH-X640 | LG AX-490 | Samsung SPH-N270 (Matrix Phone) | Samsung Saga i770 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? |
2.6" diag. 1 : 1 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
320 x 320 pixels (~177 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 800 mAh | 1,100 mAh | 1,000 mAh | 1,300 mAh |
| Processor | ? | ? | ? | 384 MHz MSM7500 |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | Yes | Yes | - | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | - | QVGA (320 x 240) |
| Front Camera | - | - | - | - |
| Weight |
3 oz (85g) |
3.79 oz (107g) |
4.66 oz (132g) |
4.59 oz (130g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.74" x 1.92" x 1" (95 x 49 x 25.4 mm) |
4.53" x 2.28" x 0.79" (115 x 58 x 20.1 mm) |
4.88" x 2.44" x 0.53" (124 x 62 x 13.5 mm) |
| Form Factor | Clamshell | Clamshell | Slide | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Windows Mobile Professional |
| Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | 1xRTT | - | EVDO rA |
| Features | ||||
| GPS / Location | - | Yes | Yes | n/a |
| Accessibility | ||||
| Adjustable Text Size | - | - | - | n/a |
| Hearing Aid Compatible | - |
Yes M3 (mostly compatible) |
- |
Yes M4 (very compatible) |
| Multiple Languages | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | - | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | - | Yes | - | Yes |
| USB | - | Yes | - | Yes |
| Wi-Fi | - | - | - |
Yes 802.11 b,g |
| Contacts | ||||
| Picture ID | Yes | Yes | Yes | n/a |
| Ringer ID | Yes | Yes | Yes | n/a |
| Voice Dialing | - | Yes | Yes | n/a |
| Customization | ||||
| Custom Graphics | Yes | Yes | - | n/a |
| Custom Ringtones | Yes | Yes | - | n/a |
| Real-Music Ringers | - | Yes | - | n/a |
| Data & Network | ||||
| Data Tethering | - | Yes | - | n/a |
| WAP / Web Browser | Yes | Yes | - | n/a |
| Input | ||||
| Predictive Text Entry | Yes | - | Yes | n/a |
| Side Keys | Yes | Yes | - | Yes |
| Stylus | - | - | - | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes |
| Touch Screen | - | - | - |
Yes Resistive |
| Memory | ||||
| Memory Card Slot | - | - | - | Yes |
| Messaging | ||||
| Email Client | - | - | - | n/a |
| EMS / Picture Messaging | Yes | - | - | n/a |
| Instant Messaging | - | - | - | n/a |
| MMS | Yes | Yes | - | n/a |
| Text Messaging Templates | Yes | Yes | - | n/a |
| Music | ||||
| Music Player | - | - | - | n/a |
| Stereo Speakers | - | Yes | - | - |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | Yes | n/a |
| Calendar | Yes | Yes | Yes | n/a |
| To-Do List | Yes | - | Yes | n/a |
| Voice Memo | Yes | Yes | Yes | n/a |
| Software | ||||
| BREW | - | Yes | - | n/a |
| Games | Yes | Yes | - | n/a |
| Java (J2ME) | Yes | - | - | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | Yes | Yes | n/a |
| Speaker Phone | Yes | Yes | - | Yes |
| Samsung SGH-X640 | LG AX-490 | Samsung SPH-N270 (Matrix Phone) | Samsung Saga i770 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | LG AX-490 | Samsung SPH-N270 (Matrix Phone) | Samsung Saga i770 |
