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| Phone | Palm Pre 2 (GSM) | Samsung SGH-X640 | Samsung Galaxy Ring / Prevail 2 | LG Stylo 4 | Samsung SGH-T819 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
3.1" diag. 5 : 3 |
? |
4" diag. 5 : 3 |
6.2" diag. 18 : 9 |
? |
| Display Resolution & Type |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~390 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | ? |
| Battery | 1,150 mAh | 800 mAh | 1,750 mAh | 3,300 mAh | ? |
| Processor | 1 GHz TI 3630 | ? | 1.4 GHz Qualcomm Snapdragon S2 MSM8655 | 1.8 GHz Qualcomm Snapdragon 450 | ? |
| RAM | ? | ? | 1 GB | 2 GB * | ? |
| Storage | ? raw hardware | ? raw hardware | 4 GB | 32 GB * | ? raw hardware |
| Main Camera | 5 megapixel | Yes | 5 megapixel | 13 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | VGA (640 x 480) | - | 720p HD | 1080p HD | QCIF (176 x 144) |
| Front Camera | - | - | 1 megapixel | 5 megapixel | - |
| Weight |
5.1 oz (145g) |
3 oz (85g) |
3.4 oz (96g) |
6.07 oz (172g) |
3.46 oz (98g) |
| Dimensions |
3.96" x 2.35" x 0.67" (101 x 60 x 17 mm) |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.83" x 2.48" x 0.47" (123 x 63 x 11.9 mm) |
6.31" x 3.06" x 0.33" (160 x 78 x 8.4 mm) |
3.96" x 2.03" x 0.55" (101 x 52 x 14 mm) |
| Form Factor | Slide | Clamshell | Slab | Slab | Slide |
| Platform / OS | webOS | (proprietary) | Android | Android | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 800, 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 29, 30, 38, 41, 66, 71 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 4 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSDPA 3.6 | GPRS | EVDO rA | LTE (Cat 6) | WCDMA (UMTS) |
| Features | |||||
| Fingerprint Reader | - | - | - |
Yes stand-alone |
- |
| Flashlight | - | - | - | Yes | - |
| GPS / Location | n/a | - | n/a | n/a | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | n/a | n/a | - |
| Hearing Aid Compatible | - | - |
Yes M4 (very compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | n/a | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes | - |
| Alerts | |||||
| Ringer Profiles | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | Yes | Yes |
| NFC | - | - | - | Yes * | - |
| USB |
Yes Micro-USB |
- | Yes |
Yes USB Type C |
Yes |
| Wi-Fi |
Yes 802.11 b,g |
- |
Yes 4 (802.11 a,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | n/a | Yes |
| Ringer ID | n/a | Yes | n/a | n/a | Yes |
| Voice Dialing | n/a | - | n/a | n/a | Yes |
| 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 | - | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | n/a | - | n/a | n/a | Yes |
| 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 |
| Stylus | - | - | - | Yes | - |
| Text Keyboard, Hardware | Yes | - | - | - | - |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | - | - | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | - | n/a | n/a | - |
| EMS / Picture Messaging | n/a | Yes | n/a | n/a | Yes |
| Instant Messaging | n/a | - | n/a | n/a | Yes |
| MMS | n/a | Yes | n/a | n/a | Yes |
| Text Messaging Templates | n/a | Yes | n/a | n/a | Yes |
| Music | |||||
| FM Radio | - | - | - | Yes | - |
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes | - |
| Music Player | n/a | - | n/a | n/a | Yes |
| Photo & Video | |||||
| DLNA | - | - | Yes | 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 | - |
| Software | |||||
| Games | n/a | Yes | n/a | n/a | Yes |
| Java (J2ME) | n/a | Yes | n/a | n/a | Yes |
| Voice | |||||
| HD Voice | - | - | - | Yes | - |
| Headset Jack (2.5 mm) | n/a | Yes | n/a | n/a | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Palm Pre 2 (GSM) | Samsung SGH-X640 | Samsung Galaxy Ring / Prevail 2 | LG Stylo 4 | Samsung SGH-T819 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Pre 2 (GSM) | Samsung SGH-X640 | Samsung Galaxy Ring / Prevail 2 | LG Stylo 4 | Samsung SGH-T819 |
