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| Phone | Microsoft Surface Duo 2 | Motorola Backflip | Samsung SPH-A660 / VI660 | Google Pixel 2 XL |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
8.3" diag. 4 : 3 |
3.1" diag. 5 : 3 |
? |
6" diag. 18 : 9 |
| Display Resolution & Type |
2688 x 1892 pixels (~396 ppi) AMOLED |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (Color) |
1440 x 2880 pixels (~537 ppi) AMOLED |
| Display Refresh | 90 Hz | 60 Hz | ? | 60 Hz |
| Battery | 4,449 mAh | 1,400 mAh | ? | 3,520 mAh |
| Processor | Qualcomm Snapdragon 888 | 528 MHz Qualcomm MSM7201a | ? | 2.4 GHz Qualcomm Snapdragon 835 (MSM8998) |
| RAM | 8 GB | ? | ? | 4 GB |
| Storage | 128 GB * | ? raw hardware | ? raw hardware | 64 GB * |
| Main Camera | 12 megapixel | 5 megapixel | - | 12 megapixel |
| Wide Camera | 16 megapixel | - | - | - |
| Tele Camera | 12 megapixel | - | - | - |
| Video Capture | 4K UHD | CIF (352 x 288) | - | 4K UHD |
| Front Camera | 12 megapixel | - | - | 8 megapixel |
| Weight |
10.02 oz (284g) |
4.7 oz (133g) |
3.54 oz (100g) |
6.17 oz (175g) |
| Dimensions |
5.72" x 3.63" x 0.43" (145 x 92 x 11 mm) |
4.25" x 2.09" x 0.6" (108 x 53 x 15.3 mm) |
3.3" x 1.8" x 0.87" (84 x 46 x 22.1 mm) |
6.22" x 3.02" x 0.31" (158 x 77 x 7.9 mm) |
| Form Factor | Unique | Clamshell | Clamshell | Slab |
| Platform / OS | Android | Android | (proprietary) | Android |
| 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 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 30, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | NR (5G) | HSPA 7.2 | 1xRTT | LTE (Cat 15) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Fingerprint Reader |
Yes stand-alone |
- | - |
Yes stand-alone |
| Flashlight | Yes | - | - | Yes |
| GPS / Location | n/a | n/a | Yes | n/a |
| VR-ready | - | - | - | Yes |
| Water-Resistant | - | - | - |
Yes IPX7 (snorkeling) |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | - | Yes | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | Yes |
| NFC | Yes | - | - | Yes |
| USB |
Yes USB Type C |
Yes Micro-USB |
- |
Yes USB Type C |
| Wi-Fi |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 802.11 b,g |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | ||||
| Picture ID | n/a | n/a | Yes | n/a |
| Ringer ID | n/a | n/a | Yes | n/a |
| Voice Dialing | n/a | n/a | Yes | n/a |
| Customization | ||||
| Custom Graphics | n/a | n/a | Yes | n/a |
| Custom Ringtones | n/a | n/a | Yes | n/a |
| Real-Music Ringers | n/a | n/a | - | n/a |
| Data & Network | ||||
| Data Tethering | n/a | n/a | Yes | n/a |
| Dual-SIM | Yes | - | - | - |
| WAP / Web Browser | n/a | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | Yes | - | - |
| Messaging | ||||
| Email Client | n/a | n/a | - | n/a |
| Instant Messaging | n/a | n/a | - | n/a |
| MMS | n/a | n/a | - | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | n/a | n/a | - | n/a |
| Stereo Speakers | Yes | - | - | Yes |
| Photo & Video | ||||
| Miracast | Yes | - | - | - |
| TV Output | Yes | - | - | - |
| Power | ||||
| Fast Charging | Yes | - | - | Yes |
| Productivity | ||||
| Alarm | n/a | n/a | Yes | n/a |
| Calculator | n/a | n/a | Yes | n/a |
| Calendar | n/a | n/a | Yes | n/a |
| To-Do List | n/a | n/a | Yes | n/a |
| Voice Memo | n/a | n/a | Yes | n/a |
| Software | ||||
| Games | n/a | n/a | Yes | n/a |
| Java (J2ME) | n/a | n/a | Yes | n/a |
| Voice | ||||
| HD Voice | Yes | - | - | Yes |
| Headset Jack (2.5 mm) | n/a | n/a | Yes | n/a |
| Speaker Phone | Yes | Yes | - | Yes |
| Microsoft Surface Duo 2 | Motorola Backflip | Samsung SPH-A660 / VI660 | Google Pixel 2 XL | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Microsoft Surface Duo 2 | Motorola Backflip | Samsung SPH-A660 / VI660 | Google Pixel 2 XL |
