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| Phone | Siemens CF75 | Nubia Red Magic 3 / 3S | Motorola Flipside | ZTE Z221 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Not yet released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
6.7" diag. 19.5 : 9 |
3.1" diag. 5 : 3 |
2" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (STN) |
1080 x 2340 pixels (~388 ppi) AMOLED |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 90 Hz | 60 Hz | ? |
| Battery | 600 mAh | 5,000 mAh | 1,150 mAh | 900 mAh |
| Processor | ? | Qualcomm Snapdragon 855+ | 720 MHz TI OMAP 3410 | ? |
| RAM | ? | 8 GB * | ? | ? |
| Storage | ? raw hardware | 128 GB * | ? raw hardware | 142 MB |
| Main Camera | Yes | 48 megapixel | 3 megapixel | Yes |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 4K UHD | CIF (352 x 288) | QCIF (176 x 144) |
| Front Camera | - | 16 megapixel | - | - |
| Weight |
3.17 oz (90g) |
7.58 oz (215g) |
5.11 oz (145g) |
3.24 oz (92g) |
| Dimensions |
3.43" x 1.73" x 1.26" (87 x 44 x 32 mm) |
6.76" x 3.09" x 0.38" (172 x 79 x 9.7 mm) |
4.31" x 2.26" x 0.59" (109 x 57 x 15 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
| Form Factor | Clamshell | Slab | Slide | Clamshell |
| Platform / OS | (proprietary) | Android | Android | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 34, 38, 39, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8, 19 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | EDGE | LTE (Cat 9) | HSPA 7.2 | HSDPA 3.6 |
| Features | ||||
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | - | - |
| GPS / Location | - | n/a | n/a | Yes |
| Accessibility | ||||
| Hearing Aid Compatible | - | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | Yes |
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | - |
| USB | Yes |
Yes USB Type C |
Yes Micro-USB |
Yes |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes | - |
| Contacts | ||||
| Picture ID | - | n/a | n/a | - |
| Ringer ID | - | n/a | n/a | - |
| Voice Dialing | - | n/a | n/a | - |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | - | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | - |
| Dual-SIM | - | Yes | - | - |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | Yes | - |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | - | - | Yes | - |
| Messaging | ||||
| Email Client | Yes | n/a | n/a | Yes |
| EMS / Picture Messaging | Yes | n/a | n/a | - |
| Instant Messaging | - | n/a | n/a | Yes |
| MMS | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | - | n/a | n/a | - |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| TV Output | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| To-Do List | Yes | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | Yes |
| Software | ||||
| Games | Yes | n/a | n/a | Yes |
| Java (J2ME) | Yes | n/a | n/a | Yes |
| Voice | ||||
| HD Voice | - | Yes | - | - |
| Push-To-Talk | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Siemens CF75 | Nubia Red Magic 3 / 3S | Motorola Flipside | ZTE Z221 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Siemens CF75 | Nubia Red Magic 3 / 3S | Motorola Flipside | ZTE Z221 |
