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| Phone | Samsung SPH-Z400 | Motorola RAZR V3m | Microsoft Surface Duo 2 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
1.9" diag. 4 : 3 |
? |
8.3" diag. 4 : 3 |
| Display Resolution & Type |
176 x 220 pixels (~150 ppi) LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
2688 x 1892 pixels (~396 ppi) AMOLED |
| Display Refresh | ? | ? | 90 Hz |
| Battery | 1,300 mAh | 780 mAh | 4,449 mAh |
| Processor | ? | ? | Qualcomm Snapdragon 888 |
| RAM | ? | ? | 8 GB |
| Storage | ? raw hardware | ? raw hardware | 128 GB * |
| Main Camera | 1 megapixel | 1 megapixel | 12 megapixel |
| Wide Camera | - | - | 16 megapixel |
| Tele Camera | - | - | 12 megapixel |
| Video Capture | QCIF (176 x 144) | ? | 4K UHD |
| Front Camera | - | - | 12 megapixel |
| Weight |
4.06 oz (115g) |
3.49 oz (99g) |
10.02 oz (284g) |
| Dimensions |
3.73" x 1.91" x 1" (95 x 49 x 25.4 mm) |
3.9" x 2.1" x 0.57" (99 x 53 x 14.5 mm) |
5.72" x 3.63" x 0.43" (145 x 92 x 11 mm) |
| Form Factor | Clamshell | Clamshell | Unique |
| Platform / OS | (proprietary) | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 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 |
| Data Technology | EVDO rA | EVDO r0 | NR (5G) |
| Features | |||
| Fingerprint Reader | - | - |
Yes stand-alone |
| Flashlight | - | - | Yes |
| GPS / Location | Yes | Yes | n/a |
| Ruggedized | Yes | - | - |
| Accessibility | |||
| Adjustable Text Size | Yes | - | n/a |
| Hearing Aid Compatible |
Yes M4 (very compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | - |
| Alerts | |||
| Extra Display | Yes | Yes | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| NFC | - | - | Yes |
| USB | Yes |
Yes Mini-USB |
Yes USB Type C |
| Wi-Fi | - | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Contacts | |||
| Picture ID | Yes | Yes | n/a |
| Ringer ID | Yes | Yes | n/a |
| Voice Dialing | Yes | Yes | n/a |
| Customization | |||
| Custom Graphics | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | n/a |
| Real-Music Ringers | Yes | Yes | n/a |
| Data & Network | |||
| Data Tethering | Yes | Yes | n/a |
| Dual-SIM | - | - | Yes |
| WAP / Web Browser | Yes | Yes | n/a |
| Input | |||
| Predictive Text Entry | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | - | Yes | - |
| Messaging | |||
| Email Client | Yes | - | n/a |
| EMS / Picture Messaging | - | Yes | n/a |
| Instant Messaging | - | Yes * | n/a |
| MMS | - | Yes | n/a |
| Text Messaging Templates | Yes | Yes * | n/a |
| Music | |||
| Music Player | - | Yes | n/a |
| Stereo Speakers | Yes | - | Yes |
| Photo & Video | |||
| Miracast | - | - | Yes |
| TV Output | - | - | Yes |
| Power | |||
| Fast Charging | - | - | Yes |
| Productivity | |||
| Alarm | Yes | Yes | n/a |
| Calculator | Yes | Yes | n/a |
| Calendar | Yes | Yes | n/a |
| Voice Memo | Yes | Yes | n/a |
| Software | |||
| BREW | - | Yes | n/a |
| Games | Yes | Yes | n/a |
| Java (J2ME) | Yes | - | n/a |
| Voice | |||
| HD Voice | - | - | Yes |
| Headset Jack (2.5 mm) | Yes | - | n/a |
| Push-To-Talk | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| Samsung SPH-Z400 | Motorola RAZR V3m | Microsoft Surface Duo 2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SPH-Z400 | Motorola RAZR V3m | Microsoft Surface Duo 2 |
