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| Phone | Samsung SGH-A157 | Nokia N900 | Cal-Comp EZ |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
1.8" diag. 4 : 3 |
3.5" diag. 5 : 3 |
? |
| Display Resolution & Type |
128 x 160 pixels (~116 ppi) LCD (TFT/TFD) |
800 x 480 pixels (~267 ppi) LCD (TFT/TFD) |
128 x 128 pixels LCD (STN) |
| Display Refresh | ? | ? | ? |
| Battery | 800 mAh | 1,320 mAh | 800 mAh |
| Processor | ? | 600 MHz TI OMAP 3430 (ARM Cortex-A8) | ? |
| RAM | ? | ? | ? |
| Storage | 256 MB | ? raw hardware | ? raw hardware |
| Main Camera | - | 5 megapixel | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | ? | - |
| Front Camera | - | - | - |
| Weight |
2.99 oz (85g) |
6.38 oz (181g) |
2.47 oz (70g) |
| Dimensions |
3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm) |
4.36" x 2.35" x 0.69" (111 x 60 x 17.6 mm) |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
| Form Factor | Clamshell | Slide | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 4, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | ? | HSPA 10.1 | 1xRTT |
| Features | |||
| GPS / Location | Yes | Yes | Yes |
| Accessibility | |||
| Adjustable Text Size | Yes | - | - |
| Hearing Aid Compatible |
Yes M4 (very compatible) |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | - |
| Alerts | |||
| Ringer Profiles | Yes | - | - |
| Connectivity | |||
| Bluetooth | - | Yes | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes Mini-USB |
| Wi-Fi | - |
Yes 802.11 b,g |
- |
| Contacts | |||
| Picture ID | Yes | Yes | - |
| Ringer ID | Yes | - | - |
| Customization | |||
| Custom Graphics | Yes | Yes | - |
| Custom Ringtones | Yes | Yes | - |
| Real-Music Ringers | Yes | Yes | - |
| Data & Network | |||
| WAP / Web Browser | Yes | Yes | - |
| Input | |||
| Predictive Text Entry | Yes | - | - |
| Side Keys | - | Yes | - |
| Stylus | - | Yes | - |
| Text Keyboard, Hardware | - | Yes | - |
| Touch Screen | - | Yes | - |
| Memory | |||
| Memory Card Slot | - | Yes | - |
| Messaging | |||
| Email Client | - | Yes | - |
| Instant Messaging | - | Yes | - |
| MMS | Yes | - | - |
| Text Messaging Templates | Yes | - | Yes |
| Music | |||
| FM Transmitter | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | - |
| Music Player | - | Yes | - |
| Stereo Speakers | - | Yes | - |
| Photo & Video | |||
| DLNA | - | Yes | - |
| TV Output | - | Yes | - |
| Video Calling | - | 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 | - |
| Voice | |||
| Headset Jack (2.5 mm) | - | - | Yes |
| Speaker Phone | Yes | Yes | - |
| * Some versions only | |||
| Samsung SGH-A157 | Nokia N900 | Cal-Comp EZ | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-A157 | Nokia N900 | Cal-Comp EZ |
