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| Phone | Cal-Comp EZ | Yota YotaPhone 2 | Microsoft Surface Duo 2 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
5" diag. 16 : 9 |
8.3" diag. 4 : 3 |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
1080 x 1920 pixels (~441 ppi) AMOLED |
2688 x 1892 pixels (~396 ppi) AMOLED |
| Display Refresh | ? | 60 Hz | 90 Hz |
| Battery | 800 mAh | 2,500 mAh | 4,449 mAh |
| Processor | ? | 2.2 GHz Qualcomm Snapdragon 801 | Qualcomm Snapdragon 888 |
| RAM | ? | 2 GB | 8 GB |
| Storage | ? raw hardware | 32 GB | 128 GB * |
| Main Camera | - | 8 megapixel | 12 megapixel |
| Wide Camera | - | - | 16 megapixel |
| Tele Camera | - | - | 12 megapixel |
| Video Capture | - | 1080p HD | 4K UHD |
| Front Camera | - | 2 megapixel | 12 megapixel |
| Weight |
2.47 oz (70g) |
5.11 oz (145g) |
10.02 oz (284g) |
| Dimensions |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
5.7" x 2.73" x 0.35" (145 x 69 x 8.9 mm) |
5.72" x 3.63" x 0.43" (145 x 92 x 11 mm) |
| Form Factor | Slab | Slab | Unique |
| Platform / OS | (proprietary) | Android | Android |
| Network Bands |
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 |
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| Data Technology | 1xRTT | LTE (Cat 4) | NR (5G) |
| Features | |||
| Fingerprint Reader | - | - |
Yes stand-alone |
| Flashlight | - | - | Yes |
| GPS / Location | Yes | n/a | n/a |
| Accessibility | |||
| Adjustable Text Size | - | n/a | n/a |
| Hearing Aid Compatible | - | - |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | - |
| Alerts | |||
| Extra Display | - | Yes | - |
| Connectivity | |||
| Bluetooth | - | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a |
| NFC | - | Yes | Yes |
| USB |
Yes Mini-USB |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Contacts | |||
| Picture ID | - | n/a | n/a |
| Ringer ID | - | n/a | n/a |
| Voice Dialing | - | n/a | n/a |
| Customization | |||
| Custom Graphics | - | n/a | n/a |
| Custom Ringtones | - | n/a | n/a |
| Real-Music Ringers | - | n/a | n/a |
| Data & Network | |||
| Data Tethering | - | n/a | n/a |
| Dual-SIM | - | - | Yes |
| WAP / Web Browser | - | n/a | n/a |
| Input | |||
| Predictive Text Entry | - | n/a | n/a |
| Side Keys | - | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
| Messaging | |||
| Email Client | - | n/a | n/a |
| Instant Messaging | - | n/a | n/a |
| MMS | - | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a |
| Music | |||
| FM Radio | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | - |
| Music Player | - | n/a | n/a |
| Stereo Speakers | - | - | Yes |
| Photo & Video | |||
| Miracast | - | Yes | Yes |
| TV Output | - | Yes | Yes |
| Power | |||
| Fast Charging | - | - | Yes |
| Wireless Charging | - | Yes | - |
| Productivity | |||
| Alarm | Yes | n/a | n/a |
| Calculator | Yes | n/a | n/a |
| Calendar | Yes | n/a | n/a |
| To-Do List | Yes | n/a | n/a |
| Voice Memo | Yes * | n/a | n/a |
| Software | |||
| Games | - | n/a | n/a |
| Voice | |||
| HD Voice | - | - | Yes |
| Headset Jack (2.5 mm) | Yes | n/a | n/a |
| Speaker Phone | - | Yes | Yes |
| * Some versions only | |||
| Cal-Comp EZ | Yota YotaPhone 2 | Microsoft Surface Duo 2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Cal-Comp EZ | Yota YotaPhone 2 | Microsoft Surface Duo 2 |
