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| Phone | AT&T Calypso | Palm Pre 2 (CDMA) | Samsung Galaxy S II / SGH-i777 | Pantech C630 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
5.5" diag. 18 : 9 |
3.1" diag. 5 : 3 |
4.3" diag. 5 : 3 |
1.8" diag. 4 : 3 |
| Display Resolution & Type |
480 x 960 pixels (~195 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) AMOLED |
176 x 220 pixels (~160 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | 60 Hz | ? |
| Battery | 2,500 mAh | 1,150 mAh | 1,650 mAh | 930 mAh |
| Processor | 1.5 GHz MediaTek MT6739 | 1 GHz TI 3630 | 1.2 GHz Samsung Exynos dual-core | ? |
| RAM | 1 GB | ? | ? | ? |
| Storage | 16 GB | ? raw hardware | 16 GB | ? raw hardware |
| Main Camera | 5 megapixel | 5 megapixel | 8 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 1080p HD | VGA (640 x 480) | 1080p HD | QCIF (176 x 144) |
| Front Camera | 5 megapixel | - | 2 megapixel | - |
| Weight |
6 oz (170g) |
5.11 oz (145g) |
4.3 oz (122g) |
2.77 oz (79g) |
| Dimensions |
5.91" x 2.87" x 0.39" (150 x 73 x 9.9 mm) |
3.96" x 2.35" x 0.67" (101 x 60 x 17 mm) |
4.96" x 2.6" x 0.35" (126 x 66 x 8.9 mm) |
4.1" x 1.7" x 0.46" (104 x 43 x 11.7 mm) |
| Form Factor | Slab | Slide | Slab | Slab |
| Platform / OS | Android | webOS | Android | (proprietary) |
| Network Bands |
4G LTE: 2, 4, 5, 12, 14, 30 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 4) | EVDO rA | HSPA+ 21 | HSDPA 3.6 |
| Features | ||||
| Flashlight | Yes | - | - | - |
| GPS / Location | n/a | n/a | n/a | Yes |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M4 (very compatible) |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | n/a | n/a | n/a | - |
| NFC | - | - | Yes | - |
| USB |
Yes USB Type C |
Yes Micro-USB |
Yes Micro-USB |
Yes |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
Yes 802.11 b,g |
Yes 4 (802.11 a,b,g,n) |
- |
| Contacts | ||||
| Picture ID | n/a | n/a | n/a | Yes |
| Ringer ID | n/a | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | n/a | n/a | n/a | Yes |
| Custom Ringtones | n/a | 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 | - |
| WAP / Web Browser | n/a | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | 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 | Yes |
| Instant Messaging | n/a | n/a | n/a | Yes |
| MMS | n/a | n/a | n/a | Yes |
| Text Messaging Templates | n/a | n/a | n/a | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | Yes | Yes | - |
| Music Player | n/a | n/a | n/a | Yes |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| TV Output | - | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | - |
| Voice Memo | n/a | n/a | n/a | Yes |
| Software | ||||
| Games | n/a | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | n/a | Yes |
| Voice | ||||
| HD Voice | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| AT&T Calypso | Palm Pre 2 (CDMA) | Samsung Galaxy S II / SGH-i777 | Pantech C630 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | AT&T Calypso | Palm Pre 2 (CDMA) | Samsung Galaxy S II / SGH-i777 | Pantech C630 |
