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| Phone | Microsoft Surface Duo 2 | Siemens SX66 / MDA III / PDA2K (HTC Blue Angel) | Samsung SGH-X400 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
8.3" diag. 4 : 3 |
? | ? |
| Display Resolution & Type |
2688 x 1892 pixels (~396 ppi) AMOLED |
240 x 320 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | 90 Hz | ? | ? |
| Battery | 4,449 mAh | 1,490 mAh | 620 mAh |
| Processor | Qualcomm Snapdragon 888 | 400 MHz Intel XScale | ? |
| RAM | 8 GB | ? | ? |
| Storage | 128 GB * | ? raw hardware | ? raw hardware |
| Main Camera | 12 megapixel | Yes | - |
| Wide Camera | 16 megapixel | - | - |
| Tele Camera | 12 megapixel | - | - |
| Video Capture | 4K UHD | QCIF (176 x 144) | - |
| Front Camera | 12 megapixel | - | - |
| Weight |
10.02 oz (284g) |
7.41 oz (210g) |
3.17 oz (90g) |
| Dimensions |
5.72" x 3.63" x 0.43" (145 x 92 x 11 mm) |
4.92" x 2.83" x 0.75" (125 x 72 x 19.1 mm) |
3.39" x 1.81" x 0.8" (86 x 46 x 20.3 mm) |
| Form Factor | Unique | Slide | Clamshell |
| Platform / OS | Android | Windows Mobile Professional | (proprietary) |
| Network Bands |
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 |
GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | NR (5G) | GPRS | GPRS |
| Features | |||
| Fingerprint Reader |
Yes stand-alone |
- | - |
| Flashlight | Yes | - | - |
| Accessibility | |||
| Hearing Aid Compatible | Yes | - | - |
| Multiple Languages | n/a | n/a | Yes |
| Alerts | |||
| Extra Display | - | - | Yes |
| Connectivity | |||
| Bluetooth | Yes | Yes | - |
| Infrared (IR) | - | Yes | Yes |
| NFC | Yes | - | - |
| USB |
Yes USB Type C |
Yes | - |
| Wi-Fi |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes | - |
| Contacts | |||
| Picture ID | n/a | n/a | Yes |
| Ringer ID | n/a | n/a | Yes |
| Customization | |||
| Custom Graphics | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | Yes |
| Data & Network | |||
| Data Tethering | n/a | n/a | - |
| Dual-SIM | Yes | - | - |
| WAP / Web Browser | n/a | n/a | Yes |
| Input | |||
| Predictive Text Entry | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - |
| Touch Screen | Yes | Yes | - |
| Memory | |||
| Memory Card Slot | - | Yes | - |
| Messaging | |||
| Email Client | n/a | n/a | - |
| EMS / Picture Messaging | n/a | n/a | Yes |
| MMS | n/a | n/a | - |
| Text Messaging Templates | n/a | n/a | Yes |
| Music | |||
| FM Radio | - | - | Yes |
| Music Player | n/a | n/a | - |
| Stereo Speakers | Yes | - | - |
| Photo & Video | |||
| Miracast | Yes | - | - |
| TV Output | Yes | - | - |
| Power | |||
| Fast Charging | Yes | - | - |
| Productivity | |||
| Alarm | n/a | n/a | Yes |
| Calculator | n/a | n/a | Yes |
| Calendar | n/a | n/a | Yes |
| To-Do List | n/a | n/a | Yes |
| Voice Memo | n/a | n/a | - |
| Software | |||
| Games | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | Yes |
| Voice | |||
| HD Voice | Yes | - | - |
| Headset Jack (2.5 mm) | n/a | n/a | Yes |
| Speaker Phone | Yes | Yes | - |
| * Some versions only | |||
| Microsoft Surface Duo 2 | Siemens SX66 / MDA III / PDA2K (HTC Blue Angel) | Samsung SGH-X400 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Microsoft Surface Duo 2 | Siemens SX66 / MDA III / PDA2K (HTC Blue Angel) | Samsung SGH-X400 |
