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| Phone | Siemens CF75 | Amazon Fire | Bold N2 | ZTE Concord II | BlackBerry Key2 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Not yet released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4.7" diag. 16 : 9 |
6.6" diag. 19.5 : 9 |
4" diag. 5 : 3 |
4.5" diag. 5 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (STN) |
720 x 1280 pixels (~312 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~390 ppi) AMOLED |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
1080 x 1620 pixels (~433 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | 60 Hz |
| Battery | 600 mAh | 2,400 mAh | 4,200 mAh | 1,820 mAh | 3,500 mAh |
| Processor | ? | 2.2 GHz Qualcomm Snapdragon 800 | 2.4 GHz MediaTek Dimensity 810 | 1.2 GHz Qualcomm MSM8210 | 2.2 GHz Qualcomm Snapdragon 660 |
| RAM | ? | 2 GB | 8 GB | 1 GB | 6 GB |
| Storage | ? raw hardware | 32 GB * | 256 GB | 4 GB | 64 GB * |
| Main Camera | Yes | 13 megapixel | 64 megapixel | 5 megapixel | 12 megapixel |
| Wide Camera | - | - | 5 megapixel | - | - |
| Tele Camera | - | - | - | - | 12 megapixel |
| Video Capture | - | 1080p HD | 2K / Quad HD | 720p HD | 4K UHD |
| Front Camera | - | 2 megapixel | 16 megapixel | - | 8 megapixel |
| Weight |
3.17 oz (90g) |
5.64 oz (160g) |
7.2 oz (204g) |
4.4 oz (125g) |
5.93 oz (168g) |
| Dimensions |
3.43" x 1.73" x 1.26" (87 x 44 x 32 mm) |
5.5" x 2.6" x 0.35" (140 x 66 x 8.9 mm) |
6.64" x 3.02" x 0.35" (169 x 77 x 8.9 mm) |
4.96" x 2.56" x 0.42" (126 x 65 x 10.7 mm) |
5.96" x 2.82" x 0.33" (151 x 72 x 8.4 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
5G: 2, 5, 25, 41, 66, 71, 77-C 4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 28, 29, 30, 38, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | EDGE | LTE (Cat 4) | NR (5G) | HSPA+ 21 | LTE (Cat 11) |
| Features | |||||
| Fingerprint Reader | - | - |
Yes in-display (optical) |
- |
Yes stand-alone |
| Flashlight | - | Yes | Yes | - | Yes |
| GPS / Location | - | Yes | n/a | n/a | n/a |
| Accessibility | |||||
| Adjustable Text Size | - | - | n/a | n/a | n/a |
| Hearing Aid Compatible | - | Yes | - | Yes | Yes |
| Multiple Languages | Yes | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | - | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth |
- |
Yes Classic Audio |
Yes |
Yes Classic Audio |
Yes Classic Audio |
| Infrared (IR) | Yes | - | - | - | - |
| Mobile Hotspot | - | Yes | n/a | n/a | n/a |
| NFC | - | Yes | - | - | Yes |
| USB | Yes |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | - | Yes | n/a | n/a | n/a |
| Ringer ID | - | Yes | n/a | n/a | n/a |
| Voice Dialing | - | Yes | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | - | n/a | n/a | n/a |
| Custom Ringtones | Yes | Yes | n/a | n/a | n/a |
| Real-Music Ringers | - | - | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | Yes | Yes | n/a | n/a | n/a |
| WAP / Web Browser | Yes | Yes | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | - | Yes |
| Touch Screen | - | Yes | Yes | Yes | Yes |
| Memory | |||||
| Memory Card Slot | - | - | - | Yes | Yes |
| Messaging | |||||
| Email Client | Yes | Yes | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | - | n/a | n/a | n/a |
| Instant Messaging | - | - | n/a | n/a | n/a |
| MMS | Yes | Yes | n/a | n/a | n/a |
| Text Messaging Templates | Yes | Yes | n/a | n/a | n/a |
| Music | |||||
| FM Radio | - | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | - | Yes | Yes |
| Music Player | - | Yes | n/a | n/a | n/a |
| Stereo Speakers | - | Yes | - | - | - |
| Photo & Video | |||||
| Miracast | - | Yes | - | - | - |
| TV Output | - | Yes | - | - | Yes |
| Power | |||||
| Fast Charging | - | - | Yes | - | 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 | Yes | Yes | n/a | n/a | n/a |
| Java (J2ME) | Yes | - | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | Yes | Yes | Yes | Yes |
| Push-To-Talk | Yes | - | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Siemens CF75 | Amazon Fire | Bold N2 | ZTE Concord II | BlackBerry Key2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Siemens CF75 | Amazon Fire | Bold N2 | ZTE Concord II | BlackBerry Key2 |
