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| Phone | Red Hydrogen One | Siemens CX75 | BlackBerry 7750 | Samsung Galaxy Z Flip3 | ZTE Blade Vantage |
| Current U.S. Carriers | (none) | (none) | (none) | Verizon | (none) |
| Global Availability | Released | Not yet released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
5.7" diag. 16 : 9 |
? | ? |
6.7" diag. 22 : 9 |
5" diag. 16 : 9 |
| Display Resolution & Type |
1440 x 2560 pixels (~515 ppi) LCD (TFT/TFD) |
132 x 176 pixels LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
1080 x 2640 pixels (~426 ppi) AMOLED |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | 120 Hz | 60 Hz |
| Battery | 4,510 mAh | 750 mAh | ? | 3,300 mAh | 2,500 mAh |
| Processor | 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) | ? | ? | Qualcomm Snapdragon 888 | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | 6 GB | ? | ? | 8 GB | 2 GB |
| Storage | 128 GB * | ? raw hardware | ? raw hardware | 128 GB * | 16 GB |
| Main Camera | 12 megapixel | 1 megapixel | - | 12 megapixel | 8 megapixel |
| Wide Camera | - | - | - | 12 megapixel | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 4K UHD | ? | - | 4K UHD | 720p HD |
| Front Camera | 8 megapixel | - | - | 10 megapixel | 2 megapixel |
| Weight |
9.63 oz (273g) |
3.46 oz (98g) |
5.01 oz (142g) |
6.46 oz (183g) |
5.29 oz (150g) |
| Dimensions |
6.54" x 3.28" x 0.39" (166 x 83 x 10 mm) |
4.33" x 1.88" x 0.74" (110 x 48 x 18.8 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
3.4" x 2.84" x 0.67" (86 x 72 x 17.1 mm) |
5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm) |
| Form Factor | Slab | Slab | Slab | Foldable | Slab |
| Platform / OS | Android | (proprietary) | BlackBerry OS | Android | Android |
| Network Bands |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8, 19 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 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, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 3, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 13 |
| Data Technology | LTE (Cat 12) | GPRS | 1xRTT | NR (5G) | LTE (Cat 4) |
| Features | |||||
| Barometer | - | - | - | Yes | - |
| Fingerprint Reader |
Yes stand-alone |
- | - |
Yes stand-alone |
- |
| Flashlight | Yes | - | - | Yes | Yes |
| GPS / Location | n/a | - | n/a | n/a | n/a |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
- | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | Yes | - |
| Ringer Profiles | - | Yes | Yes | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | - | Yes | Yes |
| Infrared (IR) | - | Yes | - | - | - |
| NFC | Yes | - | - | Yes | - |
| USB |
Yes USB Type C |
Yes | Yes |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | n/a | n/a |
| Ringer ID | n/a | Yes | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | n/a | n/a |
| Custom Ringtones | n/a | Yes | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | n/a | Yes | n/a | n/a | n/a |
| Dual-SIM | - | - | - | Yes | - |
| WAP / Web Browser | n/a | Yes | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - | - |
| Touch Screen |
Yes Capacitive |
- | - |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | Yes | - | - | Yes |
| Messaging | |||||
| Email Client | n/a | Yes | n/a | n/a | n/a |
| EMS / Picture Messaging | n/a | Yes | n/a | n/a | n/a |
| MMS | n/a | Yes | n/a | n/a | n/a |
| Music | |||||
| FM Radio | Yes | - | - | - | - |
| Headphone Jack (3.5mm) | Yes | - | - | - | Yes |
| Music Player | n/a | Yes | n/a | n/a | n/a |
| Stereo Speakers | Yes | - | - | Yes | - |
| Power | |||||
| Fast Charging | Yes | - | - | Yes | - |
| Wireless Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a | n/a |
| To-Do List | n/a | Yes | n/a | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a | n/a |
| Software | |||||
| Games | n/a | Yes | n/a | n/a | n/a |
| Java (J2ME) | n/a | Yes | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | Yes | - | - | Yes | Yes |
| Headset Jack (2.5 mm) | n/a | - | n/a | n/a | n/a |
| Push-To-Talk | - | Yes | - | - | - |
| Speaker Phone | Yes | Yes | - | Yes | Yes |
| Red Hydrogen One | Siemens CX75 | BlackBerry 7750 | Samsung Galaxy Z Flip3 | ZTE Blade Vantage | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Red Hydrogen One | Siemens CX75 | BlackBerry 7750 | Samsung Galaxy Z Flip3 | ZTE Blade Vantage |
