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| Phone | Samsung Galaxy Ring / Prevail 2 | Samsung Memoir SGH-T929 | HTC G2 | ZTE Speed | Samsung SGH-X640 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
3.1" diag. 5 : 3 |
3.7" diag. 5 : 3 |
4.5" diag. 16 : 9 |
? |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
240 x 400 pixels (~150 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~252 ppi) LCD (TFT/TFD) |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | 60 Hz | 60 Hz | ? |
| Battery | 1,750 mAh | ? | 1,300 mAh | 2,000 mAh | 800 mAh |
| Processor | 1.4 GHz Qualcomm Snapdragon S2 MSM8655 | ? | 800 MHz Qualcomm S2 MSM7230 | 1.2 GHz Qualcomm Snapdragon 410 MSM8916 | ? |
| RAM | 1 GB | ? | ? | 1 GB | ? |
| Storage | 4 GB | ? raw hardware | ? raw hardware | 8 GB | ? raw hardware |
| Main Camera | 5 megapixel | 8 megapixel | 5 megapixel | 5 megapixel | Yes |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 720p HD | ? | 720p HD | 720p HD | - |
| Front Camera | 1 megapixel | - | - | 2 megapixel | - |
| Weight |
3.4 oz (96g) |
4.4 oz (125g) |
6.5 oz (184g) |
4.8 oz (136g) |
3 oz (85g) |
| Dimensions |
4.83" x 2.48" x 0.47" (123 x 63 x 11.9 mm) |
4.17" x 2.11" x 0.55" (106 x 54 x 14 mm) |
4.68" x 2.37" x 0.55" (119 x 60 x 14 mm) |
5.3" x 2.6" x 0.4" (135 x 66 x 10.2 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Clamshell |
| Platform / OS | Android | (proprietary) | Android | Android | (proprietary) |
| Network Bands |
CDMA: 800, 850, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
4G LTE: 25, 26, 41 CDMA: 800, 850, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | EVDO rA | HSDPA 3.6 | HSPA 14.4 | LTE (Cat 3) | GPRS |
| Features | |||||
| GPS / Location | n/a | Yes | n/a | n/a | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | n/a | n/a | - |
| Hearing Aid Compatible | Yes | Yes | Yes | Yes | - |
| Multiple Languages | n/a | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | - |
| Alerts | |||||
| Ringer Profiles | - | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
- |
| Mobile Hotspot | n/a | - | n/a | n/a | - |
| USB | Yes | Yes | Yes |
Yes Micro-USB |
- |
| Wi-Fi |
Yes 4 (802.11 a,b,g,n) |
- |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | n/a | Yes |
| Ringer ID | n/a | - | n/a | n/a | Yes |
| Voice Dialing | n/a | Yes | n/a | n/a | - |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | n/a | Yes |
| Custom Ringtones | n/a | Yes | n/a | n/a | Yes |
| Real-Music Ringers | n/a | Yes | n/a | n/a | - |
| Data & Network | |||||
| Data Tethering | n/a | - | n/a | n/a | - |
| WAP / Web Browser | n/a | Yes | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - | - |
| Touch Screen | Yes | Yes | Yes | Yes | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | n/a | Yes | n/a | n/a | - |
| EMS / Picture Messaging | n/a | - | n/a | n/a | Yes |
| Instant Messaging | n/a | Yes | n/a | n/a | - |
| MMS | n/a | Yes | n/a | n/a | Yes |
| Text Messaging Templates | n/a | Yes | n/a | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes | - |
| Music Player | n/a | Yes | n/a | n/a | - |
| Photo & Video | |||||
| DLNA | Yes | - | - | - | - |
| TV Output | - | Yes | - | - | - |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | n/a | Yes |
| Calculator | n/a | Yes | n/a | n/a | Yes |
| Calendar | n/a | Yes | n/a | n/a | Yes |
| To-Do List | n/a | Yes | n/a | n/a | Yes |
| Voice Memo | n/a | Yes | n/a | n/a | Yes |
| Software | |||||
| Games | n/a | Yes | n/a | n/a | Yes |
| Java (J2ME) | n/a | - | n/a | n/a | Yes |
| Voice | |||||
| HD Voice | - | - | - | Yes | - |
| Headset Jack (2.5 mm) | n/a | - | n/a | n/a | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung Galaxy Ring / Prevail 2 | Samsung Memoir SGH-T929 | HTC G2 | ZTE Speed | Samsung SGH-X640 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy Ring / Prevail 2 | Samsung Memoir SGH-T929 | HTC G2 | ZTE Speed | Samsung SGH-X640 |
