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| Phone | Palm Treo Pro (CDMA) | HTC Droid Eris | Sanyo Katana DLX | Samsung SCH-R211 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
3.2" diag. 5 : 3 |
2" diag. 4 : 3 |
1.5" diag. 1 : 1 |
| Display Resolution & Type |
320 x 320 pixels LCD (TFT/TFD) |
320 x 480 pixels (~180 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
128 x 128 pixels (~121 ppi) LCD (STN) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 1,500 mAh | 1,300 mAh | 920 mAh | 800 mAh |
| Processor | 528 MHz Qualcomm MSM7501a | 528 MHz MSM7600 | ? | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | 5 megapixel | 1 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | CIF (352 x 288) | QCIF (176 x 144) | - |
| Front Camera | - | - | - | - |
| Weight |
4.69 oz (133g) |
4.43 oz (126g) |
3.5 oz (99g) |
2.73 oz (77g) |
| Dimensions |
4.49" x 2.36" x 0.53" (114 x 60 x 13.5 mm) |
4.45" x 2.19" x 0.52" (113 x 55 x 13.2 mm) |
3.7" x 1.9" x 0.68" (94 x 48 x 17.3 mm) |
4.07" x 1.77" x 0.59" (103 x 45 x 15 mm) |
| Form Factor | Slab | Slab | Clamshell | Slab |
| Platform / OS | Windows Mobile Professional | Android | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1700, 1900 |
| Data Technology | EVDO rA | EVDO rA | EVDO r0 | 1xRTT |
| Features | ||||
| GPS / Location | n/a | n/a | Yes | Yes |
| Accessibility | ||||
| Adjustable Text Size | n/a | n/a | Yes | - |
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | - |
| Infrared (IR) | Yes | - | - | - |
| USB |
Yes Micro-USB |
Yes Mini-USB |
Yes | - |
| Wi-Fi |
Yes 802.11 b,g |
Yes 802.11 b,g |
- | - |
| Contacts | ||||
| Picture ID | n/a | n/a | Yes | Yes |
| Ringer ID | n/a | n/a | Yes | Yes |
| Voice Dialing | n/a | n/a | Yes | - |
| Customization | ||||
| Custom Graphics | n/a | n/a | Yes | Yes |
| Custom Ringtones | n/a | n/a | Yes | Yes |
| Real-Music Ringers | n/a | n/a | Yes | - |
| Data & Network | ||||
| Data Tethering | n/a | n/a | Yes | - |
| External Antenna Jack | n/a | n/a | Yes | - |
| WAP / Web Browser | n/a | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Stylus | Yes | - | - | - |
| Text Keyboard, Hardware | Yes | - | - | - |
| Touch Screen |
Yes Resistive |
Yes Capacitive |
- | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Messaging | ||||
| Email Client | n/a | n/a | - | - |
| Instant Messaging | n/a | n/a | - | - |
| MMS | n/a | n/a | - | - |
| Text Messaging Templates | n/a | n/a | Yes | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | Yes | - | - |
| Music Player | n/a | n/a | Yes | - |
| Productivity | ||||
| Alarm | n/a | n/a | Yes | Yes |
| Calculator | n/a | n/a | Yes | Yes |
| Calendar | n/a | n/a | Yes | Yes |
| To-Do List | n/a | n/a | Yes | - |
| Voice Memo | n/a | n/a | Yes | - |
| Software | ||||
| BREW | n/a | n/a | - | Yes |
| Games | n/a | n/a | Yes | Yes |
| Java (J2ME) | n/a | n/a | Yes | - |
| Voice | ||||
| Call Screening | - | - | Yes | - |
| Headset Jack (2.5 mm) | n/a | n/a | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Palm Treo Pro (CDMA) | HTC Droid Eris | Sanyo Katana DLX | Samsung SCH-R211 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo Pro (CDMA) | HTC Droid Eris | Sanyo Katana DLX | Samsung SCH-R211 |
