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| Phone | Samsung Wafer R510 | HTC Droid Eris | ZTE Z221 | Palm Treo 600 (CDMA) |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
1.9" diag. 4 : 3 |
3.2" diag. 5 : 3 |
2" diag. 4 : 3 |
? |
| Display Resolution & Type |
220 x 176 pixels (~148 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~180 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
160 x 160 pixels LCD (Color) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 800 mAh | 1,300 mAh | 900 mAh | ? |
| Processor | ? | 528 MHz MSM7600 | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 142 MB | ? raw hardware |
| Main Camera | 1 megapixel | 5 megapixel | Yes | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | CIF (352 x 288) | QCIF (176 x 144) | - |
| Front Camera | - | - | - | - |
| Weight |
2.47 oz (70g) |
4.43 oz (126g) |
3.24 oz (92g) |
6.2 oz (176g) |
| Dimensions |
4.45" x 1.97" x 0.33" (113 x 50 x 8.4 mm) |
4.45" x 2.19" x 0.52" (113 x 55 x 13.2 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm) |
| Form Factor | Slab | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | Palm OS |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | EVDO r0 | EVDO rA | HSDPA 3.6 | 1xRTT |
| Features | ||||
| GPS / Location | Yes | n/a | Yes | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | Yes | Yes | Yes | - |
| Multiple Languages | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
- |
| Infrared (IR) | - | - | - | Yes |
| USB | - |
Yes Mini-USB |
Yes | Yes |
| Wi-Fi | - |
Yes 802.11 b,g |
- | - |
| Contacts | ||||
| Picture ID | Yes | n/a | - | n/a |
| Ringer ID | - | n/a | - | n/a |
| Voice Dialing | Yes | n/a | - | n/a |
| Customization | ||||
| Custom Graphics | Yes | n/a | Yes | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a |
| Real-Music Ringers | - | n/a | Yes | n/a |
| Data & Network | ||||
| Data Tethering | - | n/a | - | n/a |
| WAP / Web Browser | Yes | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes |
| Touch Screen | - | Yes | - | Yes |
| Memory | ||||
| Memory Card Slot | Yes | Yes | - | Yes |
| Messaging | ||||
| Email Client | - | n/a | Yes | n/a |
| Instant Messaging | - | n/a | Yes | n/a |
| MMS | Yes | n/a | Yes | n/a |
| Text Messaging Templates | - | n/a | Yes | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | Yes | n/a | - | n/a |
| Stereo Speakers | Yes | - | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | n/a |
| Calculator | Yes | n/a | Yes | n/a |
| Calendar | Yes | n/a | Yes | n/a |
| To-Do List | - | n/a | - | n/a |
| Voice Memo | Yes | n/a | Yes | n/a |
| Software | ||||
| BREW | Yes | n/a | - | n/a |
| Games | Yes | n/a | Yes | n/a |
| Java (J2ME) | - | n/a | Yes | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | - | n/a | - | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Wafer R510 | HTC Droid Eris | ZTE Z221 | Palm Treo 600 (CDMA) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Wafer R510 | HTC Droid Eris | ZTE Z221 | Palm Treo 600 (CDMA) |
