Compare Phones
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| Phone | Samsung SGH-A157 | Samsung SPH-N270 (Matrix Phone) | HTC Dash / S620 / S621 (Excalibur) | Nokia 6555 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
1.8" diag. 4 : 3 |
? | ? |
2" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels (~116 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 800 mAh | 1,000 mAh | 960 mAh | 1,020 mAh |
| Processor | ? | ? | 200 MHz OMAP 850 | ? |
| RAM | ? | ? | ? | ? |
| Storage | 256 MB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | - | - | 1 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | ? | QCIF (176 x 144) |
| Front Camera | - | - | - | - |
| Weight |
2.99 oz (85g) |
4.66 oz (132g) |
4.23 oz (120g) |
3.42 oz (97g) |
| Dimensions |
3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm) |
4.53" x 2.28" x 0.79" (115 x 58 x 20.1 mm) |
4.39" x 2.46" x 0.51" (112 x 62 x 13 mm) |
3.92" x 1.74" x 0.77" (100 x 44 x 19.6 mm) |
| Form Factor | Clamshell | Slide | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | Windows Mobile Standard | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
GSM: 850, 900, 1800, 1900 |
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| Data Technology | ? | - | EDGE | WCDMA (UMTS) |
| Features | ||||
| GPS / Location | Yes | Yes | n/a | - |
| Accessibility | ||||
| Adjustable Text Size | Yes | - | n/a | Yes |
| Hearing Aid Compatible |
Yes M4 (very compatible) |
- | - |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | Yes | - | Yes | Yes |
| Connectivity | ||||
| Bluetooth | - | - | Yes | Yes |
| USB |
Yes Micro-USB |
- | Yes |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 802.11 b,g |
- |
| Contacts | ||||
| Picture ID | Yes | Yes | n/a | Yes |
| Ringer ID | Yes | Yes | n/a | Yes |
| Voice Dialing | - | Yes | n/a | Yes |
| Customization | ||||
| Custom Graphics | Yes | - | n/a | Yes |
| Custom Ringtones | Yes | - | n/a | Yes |
| Real-Music Ringers | Yes | - | n/a | Yes |
| Data & Network | ||||
| Data Tethering | - | - | n/a | Yes |
| External Antenna Jack | - | - | n/a | - |
| WAP / Web Browser | Yes | - | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | Yes |
| Side Keys | - | - | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Memory | ||||
| Memory Card Slot | - | - | Yes | Yes |
| Messaging | ||||
| Email Client | - | - | n/a | Yes |
| Instant Messaging | - | - | n/a | Yes |
| MMS | Yes | - | n/a | Yes |
| Text Messaging Templates | Yes | - | n/a | Yes |
| Music | ||||
| Music Player | - | - | 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 | Yes | n/a | Yes |
| Voice Memo | Yes | Yes | n/a | Yes |
| Software | ||||
| Games | - | - | n/a | Yes |
| Java (J2ME) | - | - | n/a | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | - | Yes | n/a | Yes |
| Push-To-Talk | - | - | - | Yes * |
| Speaker Phone | Yes | - | Yes | Yes |
| * Some versions only | ||||
| Samsung SGH-A157 | Samsung SPH-N270 (Matrix Phone) | HTC Dash / S620 / S621 (Excalibur) | Nokia 6555 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-A157 | Samsung SPH-N270 (Matrix Phone) | HTC Dash / S620 / S621 (Excalibur) | Nokia 6555 |
