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| Phone | Samsung Wafer R510 | Sanyo MM-8300 | HTC HD7 / HD7S | Motorola Rival A455 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
1.9" diag. 4 : 3 |
? |
4.3" diag. 5 : 3 |
2.2" diag. 4 : 3 |
| Display Resolution & Type |
220 x 176 pixels (~148 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~131 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 800 mAh | 1,000 mAh | 1,230 mAh | 940 mAh |
| Processor | ? | ? | 1 GHz Qualcomm Snapdragon S1 QSD8250 | ? |
| RAM | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 16 GB | ? raw hardware |
| Main Camera | 1 megapixel | Yes | 5 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | QCIF (176 x 144) | 720p HD | QVGA (320 x 240) |
| Front Camera | - | - | - | - |
| Weight |
2.47 oz (70g) |
3.6 oz (102g) |
5.71 oz (162g) |
4.48 oz (127g) |
| Dimensions |
4.45" x 1.97" x 0.33" (113 x 50 x 8.4 mm) |
3.35" x 1.85" x 0.97" (85 x 47 x 24.6 mm) |
4.8" x 2.7" x 0.44" (122 x 69 x 11.2 mm) |
3.82" x 1.96" x 0.73" (97 x 50 x 18.5 mm) |
| Form Factor | Slab | Clamshell | Slab | Slide |
| Platform / OS | (proprietary) | (proprietary) | Windows | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
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| Data Technology | EVDO r0 | 1xRTT | HSPA 7.2 | EVDO r0 |
| Features | ||||
| Flashlight | - | Yes | - | - |
| GPS / Location | Yes | Yes | n/a | Yes |
| Accessibility | ||||
| Hearing Aid Compatible | Yes | - | - | Yes |
| Multiple Languages | Yes | - | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
- |
Yes Classic Audio |
Yes Classic Audio |
| USB | - | Yes |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | ||||
| Picture ID | Yes | Yes | n/a | Yes |
| Ringer ID | - | Yes | n/a | Yes |
| Voice Dialing | Yes | Yes | n/a | Yes |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Graphics | Yes | Yes | n/a | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes |
| Real-Music Ringers | - | - | n/a | Yes |
| Data & Network | ||||
| Data Tethering | - | Yes | n/a | Yes |
| WAP / Web Browser | Yes | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | - |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes |
| Touch Screen | - | - | Yes | Yes |
| Memory | ||||
| Memory Card Slot | Yes | - | - | Yes |
| Messaging | ||||
| Email Client | - | - | n/a | Yes |
| EMS / Picture Messaging | - | - | n/a | Yes |
| Instant Messaging | - | - | n/a | Yes |
| MMS | Yes | - | n/a | Yes |
| Text Messaging Templates | - | - | n/a | Yes |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | Yes | - | n/a | Yes |
| Stereo Speakers | Yes | - | Yes | - |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | Yes |
| Calculator | Yes | Yes | n/a | Yes |
| Calendar | Yes | Yes | n/a | Yes |
| To-Do List | - | Yes | n/a | - |
| Voice Memo | Yes | Yes | n/a | Yes |
| Software | ||||
| BREW | Yes | - | n/a | Yes |
| Games | Yes | Yes | n/a | Yes |
| Java (J2ME) | - | Yes | n/a | - |
| Voice | ||||
| Call Screening | - | Yes | - | - |
| Headset Jack (2.5 mm) | - | Yes | n/a | - |
| Push-To-Talk | - | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Wafer R510 | Sanyo MM-8300 | HTC HD7 / HD7S | Motorola Rival A455 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Wafer R510 | Sanyo MM-8300 | HTC HD7 / HD7S | Motorola Rival A455 |
