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| Phone | Cal-Comp EZ | Sonim XP5s | ZTE Blade Vantage | Microsoft Lumia 550 | Samsung Galaxy S21 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | Verizon |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.6" diag. 4 : 3 |
5" diag. 16 : 9 |
4.7" diag. 16 : 9 |
6.2" diag. 20 : 9 |
| Display Resolution & Type |
128 x 128 pixels LCD (STN) |
320 x 432 pixels (~204 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~312 ppi) LCD (TFT/TFD) |
1080 x 2400 pixels (~424 ppi) AMOLED |
| Display Refresh | ? | ? | 60 Hz | ? | 120 Hz |
| Battery | 800 mAh | 3,180 mAh | 2,500 mAh | 2,100 mAh | 4,000 mAh |
| Processor | ? | 1.4 GHz Qualcomm Snapdragon 427 (MSM8920) | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | 2.8 GHz Qualcomm Snapdragon 888 |
| RAM | ? | 2 GB | 2 GB | 1 GB | 8 GB |
| Storage | ? raw hardware | 16 GB | 16 GB | 8 GB | 128 GB * |
| Main Camera | - | 5 megapixel | 8 megapixel | 5 megapixel | 12 megapixel |
| Wide Camera | - | - | - | - | 12 megapixel |
| Tele Camera | - | - | - | - | 64 megapixel |
| Video Capture | - | 720p HD | 720p HD | 720p HD | 8K |
| Front Camera | - | - | 2 megapixel | 2 megapixel | 10 megapixel |
| Weight |
2.47 oz (70g) |
9.17 oz (260g) |
5.29 oz (150g) |
5.01 oz (142g) |
6.03 oz (171g) |
| Dimensions |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
5.55" x 2.52" x 0.91" (141 x 64 x 23 mm) |
5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm) |
5.36" x 2.67" x 0.39" (136 x 68 x 9.9 mm) |
5.97" x 2.8" x 0.31" (152 x 71 x 7.9 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Windows | Android |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 25, 26, 28, 30, 38, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 13 |
4G LTE: 2, 4, 5, 7, 12, 17 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | LTE (Cat 4) | LTE (Cat 4) | LTE (Cat 4) | NR (5G) |
| Features | |||||
| Barometer | - | Yes | - | - | Yes |
| Fingerprint Reader | - | - | - | - |
Yes in-display (ultrasonic) |
| Flashlight | - | Yes | Yes | Yes | Yes |
| GPS / Location | Yes | Yes | n/a | n/a | n/a |
| Ruggedized | - | Yes | - | - | - |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- | - |
Yes IPX8 (SCUBA) |
| Accessibility | |||||
| Adjustable Text Size | - | Yes | n/a | n/a | n/a |
| Hearing Aid Compatible | - |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | - | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | Yes | n/a | n/a | n/a |
| NFC | - | - | - | - | Yes |
| USB |
Yes Mini-USB |
Yes USB Type C |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Contacts | |||||
| Picture ID | - | Yes | n/a | n/a | n/a |
| Ringer ID | - | Yes | n/a | n/a | n/a |
| Voice Dialing | - | - | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | - | - | n/a | n/a | n/a |
| Custom Ringtones | - | Yes | n/a | n/a | n/a |
| Real-Music Ringers | - | - | n/a | n/a | n/a |
| Data & Network | |||||
| Dual-SIM | - | Yes | - | - | - |
| WAP / Web Browser | - | Yes | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | - | Yes | n/a | n/a | n/a |
| Side Keys | - | Yes | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | - | - | n/a | n/a | n/a |
| MMS | - | Yes | n/a | n/a | n/a |
| Text Messaging Templates | Yes | Yes | n/a | n/a | n/a |
| Music | |||||
| FM Radio | - | Yes | - | Yes | - |
| Headphone Jack (3.5mm) | - | - | Yes | Yes | - |
| Music Player | - | Yes | n/a | n/a | n/a |
| Stereo Speakers | - | - | - | - | Yes |
| Photo & Video | |||||
| TV Output | - | - | - | - | Yes |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Wireless Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | n/a | n/a |
| Calculator | Yes | Yes | n/a | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a | n/a |
| To-Do List | Yes | - | n/a | n/a | n/a |
| Voice Memo | Yes * | Yes | n/a | n/a | n/a |
| Software | |||||
| Games | - | - | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | Yes | Yes | Yes | Yes |
| Headset Jack (2.5 mm) | Yes | - | n/a | n/a | n/a |
| Push-To-Talk | - | Yes | - | - | - |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Cal-Comp EZ | Sonim XP5s | ZTE Blade Vantage | Microsoft Lumia 550 | Samsung Galaxy S21 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Cal-Comp EZ | Sonim XP5s | ZTE Blade Vantage | Microsoft Lumia 550 | Samsung Galaxy S21 |
