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| Phone | Samsung Gravity TXT | Microsoft Surface Duo 2 | Samsung Sway U650 | Siemens SK65 | Sony Xperia PRO-I |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Not yet released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
8.3" diag. 4 : 3 |
2.2" diag. 4 : 3 |
? |
6.5" diag. 21 : 9 |
| Display Resolution & Type |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
2688 x 1892 pixels (~396 ppi) AMOLED |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
132 x 176 pixels LCD (TFT/TFD) |
1644 x 3840 pixels (~643 ppi) AMOLED |
| Display Refresh | ? | 90 Hz | ? | ? | 120 Hz |
| Battery | 1,000 mAh | 4,449 mAh | ? | 750 mAh | 4,500 mAh |
| Processor | ? | Qualcomm Snapdragon 888 | ? | ? | Qualcomm Snapdragon 888 |
| RAM | ? | 8 GB | ? | ? | 12 GB |
| Storage | ? raw hardware | 128 GB * | ? raw hardware | ? raw hardware | 512 GB |
| Main Camera | 2 megapixel | 12 megapixel | 2 megapixel | - | 12 megapixel |
| Wide Camera | - | 16 megapixel | - | - | 12 megapixel |
| Tele Camera | - | 12 megapixel | - | - | 12 megapixel |
| Video Capture | QVGA (320 x 240) | 4K UHD | ? | - | 4K UHD |
| Front Camera | - | 12 megapixel | - | - | 8 megapixel |
| Weight |
3.95 oz (112g) |
10.02 oz (284g) |
3.56 oz (101g) |
5.08 oz (144g) |
7.44 oz (211g) |
| Dimensions |
4.41" x 2.09" x 0.55" (112 x 53 x 14 mm) |
5.72" x 3.63" x 0.43" (145 x 92 x 11 mm) |
4.15" x 1.96" x 0.47" (105 x 50 x 11.9 mm) |
4.72" x 1.85" x 0.87" (120 x 47 x 22.1 mm) |
6.54" x 2.83" x 0.35" (166 x 72 x 8.9 mm) |
| Form Factor | Slide | Unique | Slide | Slab | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) | Android |
| Network Bands |
WCDMA: 2, 4 GSM: 850, 900, 1800, 1900 |
5G: 1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77-C, 78, 257, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
5G: 1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 71, 77-C, 78 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 19, 20, 25, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSPA 7.2 | NR (5G) | 1xRTT | GPRS | NR (5G) |
| Features | |||||
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
Yes stand-alone |
| Flashlight | - | Yes | - | - | Yes |
| GPS / Location | Yes | n/a | Yes | - | n/a |
| Water-Resistant | - | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | Yes | - | n/a |
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4 (very compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | n/a | Yes | Yes | n/a |
| TTY/TDD (Digital) | - | - | Yes | - | Yes |
| Alerts | |||||
| Ringer Profiles | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | - | - | Yes | - |
| NFC | - | Yes | - | - | Yes |
| USB |
Yes Micro-USB |
Yes USB Type C |
Yes | Yes |
Yes USB Type C |
| Wi-Fi | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
- | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | - | n/a |
| Ringer ID | Yes | n/a | Yes | - | n/a |
| Voice Dialing | Yes | n/a | Yes | - | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | Yes | Yes | n/a |
| Custom Ringtones | Yes | n/a | Yes | Yes | n/a |
| Real-Music Ringers | Yes | n/a | Yes | - | n/a |
| Data & Network | |||||
| Data Tethering | - | n/a | - | Yes | n/a |
| Dual-SIM | - | Yes | - | - | Yes |
| WAP / Web Browser | Yes | n/a | Yes | Yes | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | - | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | Yes | - |
| Touch Screen | - |
Yes Capacitive |
- | - |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | - | Yes |
| Messaging | |||||
| Email Client | Yes | n/a | Yes | Yes | n/a |
| EMS / Picture Messaging | - | n/a | Yes | - | n/a |
| Instant Messaging | Yes | n/a | Yes | - | n/a |
| MMS | Yes | n/a | Yes | Yes | n/a |
| Text Messaging Templates | Yes | n/a | Yes | - | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | - | - | - | Yes |
| Music Player | Yes | n/a | Yes | - | n/a |
| Stereo Speakers | - | Yes | - | - | Yes |
| Photo & Video | |||||
| Miracast | - | Yes | - | - | - |
| TV Output | - | Yes | - | - | Yes |
| Power | |||||
| Fast Charging | - | Yes | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | Yes | n/a |
| Calculator | Yes | n/a | Yes | Yes | n/a |
| Calendar | Yes | n/a | Yes | Yes | n/a |
| To-Do List | - | n/a | - | Yes | n/a |
| Voice Memo | Yes | n/a | Yes | Yes | n/a |
| Software | |||||
| BREW | - | n/a | Yes | - | n/a |
| Games | Yes | n/a | Yes | Yes | n/a |
| Java (J2ME) | Yes | n/a | - | Yes | n/a |
| Voice | |||||
| HD Voice | - | Yes | - | - | Yes |
| Push-To-Talk | - | - | - | Yes * | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung Gravity TXT | Microsoft Surface Duo 2 | Samsung Sway U650 | Siemens SK65 | Sony Xperia PRO-I | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Gravity TXT | Microsoft Surface Duo 2 | Samsung Sway U650 | Siemens SK65 | Sony Xperia PRO-I |
