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| Phone | Samsung SGH-X820 | Samsung SGH-X450 | Samsung SPH-N270 (Matrix Phone) | Alcatel Dawn |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? |
4.5" diag. 16 : 9 |
| Display Resolution & Type |
220 x 176 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (Color) |
128 x 160 pixels LCD (TFT/TFD) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz |
| Battery | 650 mAh | ? | 1,000 mAh | 1,780 mAh |
| Processor | ? | ? | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | ? | ? | ? | 1 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 8 GB |
| Main Camera | 2 megapixel | - | - | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | - | - | 720p HD |
| Front Camera | - | - | - | Yes |
| Weight |
2.33 oz (66g) |
2.8 oz (79g) |
4.66 oz (132g) |
5.08 oz (144g) |
| Dimensions |
4.45" x 1.97" x 0.27" (113 x 50 x 6.9 mm) |
3.3" x 1.8" x 0.8" (84 x 46 x 20.3 mm) |
4.53" x 2.28" x 0.79" (115 x 58 x 20.1 mm) |
5.2" x 2.56" x 0.4" (132 x 65 x 10.1 mm) |
| Form Factor | Slab | Clamshell | Slide | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 25, 26, 41 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | EDGE | GPRS | - | LTE (Cat 4) |
| Features | ||||
| GPS / Location | - | - | Yes | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | - | - | - |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | - | - | Yes |
| USB | Yes | - | - |
Yes Micro-USB |
| Wi-Fi | - | - | - |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | Yes | Yes | Yes | n/a |
| Ringer ID | Yes | Yes | Yes | n/a |
| Voice Dialing | - | - | 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 |
| External Antenna Jack | Yes | - | - | n/a |
| WAP / Web Browser | Yes | Yes | - | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | Yes | n/a |
| Side Keys | Yes | Yes | - | Yes |
| Touch Screen | - | - | - |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | - | - | Yes |
| Messaging | ||||
| Email Client | Yes | - | - | n/a |
| EMS / Picture Messaging | Yes | Yes | - | n/a |
| MMS | Yes | Yes | - | n/a |
| Text Messaging Templates | Yes | Yes | - | n/a |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | - | - | Yes |
| Photo & Video | ||||
| TV Output | 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 | Yes | n/a |
| Voice Memo | Yes | Yes | Yes | n/a |
| Software | ||||
| Games | Yes | Yes | - | n/a |
| Java (J2ME) | Yes | Yes | - | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | - | Yes | Yes | n/a |
| Speaker Phone | Yes | - | - | Yes |
| Samsung SGH-X820 | Samsung SGH-X450 | Samsung SPH-N270 (Matrix Phone) | Alcatel Dawn | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X820 | Samsung SGH-X450 | Samsung SPH-N270 (Matrix Phone) | Alcatel Dawn |
