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| Phone | Samsung SGH-D900 / Black Carbon | ZTE Z222 / Z223 | AT&T Maestro 3 | Motorola Moto g7 play / REVVLRY / g7 Optimo | BlackBerry 7280 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2" diag. 4 : 3 |
6.5" diag. 20 : 9 |
5.7" diag. 19 : 9 |
? |
| Display Resolution & Type |
240 x 320 pixels LCD (TFT/TFD) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
720 x 1512 pixels (~294 ppi) LCD (TFT/TFD) |
240 x 160 pixels LCD (Color) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz | ? |
| Battery | 800 mAh | 900 mAh | 3,900 mAh | 3,000 mAh | ? |
| Processor | ? | QSC6270 | 2 GHz MediaTek Helio A22 (MT6761) | 1.8 GHz Qualcomm Snapdragon 632 | ? |
| RAM | ? | 64 MB | 3 GB | 2 GB * | ? |
| Storage | ? raw hardware | 128 MB | 32 GB | 32 GB | ? raw hardware |
| Main Camera | 3 megapixel | Yes | 13 megapixel | 13 megapixel | - |
| Wide Camera | - | - | 5 megapixel | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | ? | ? | 1080p HD | 1080p HD | - |
| Front Camera | - | - | 5 megapixel | 8 megapixel | - |
| Weight |
3.28 oz (93g) |
3.24 oz (92g) |
6.24 oz (177g) |
5.33 oz (151g) |
4.9 oz (139g) |
| Dimensions |
4.07" x 2.01" x 0.51" (103 x 51 x 13 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm) |
5.85" x 2.81" x 0.32" (149 x 71 x 8.2 mm) |
4.4" x 2.9" x 0.94" (112 x 74 x 23.9 mm) |
| Form Factor | Slide | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Android | BlackBerry OS |
| Network Bands |
GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 1900 |
4G LTE: 2, 4, 5, 12, 14, 30 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 29, 30, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
GSM: 850, 1800, 1900 |
| Data Technology | EDGE | HSDPA 3.6 | LTE (Cat 4) | LTE (Cat 6) | GPRS |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Fingerprint Reader | - | - |
Yes stand-alone |
Yes stand-alone |
- |
| Flashlight | - | - | Yes | Yes | - |
| Water-Resistant | - | - | - | Yes | - |
| Accessibility | |||||
| Hearing Aid Compatible | - | Yes | Yes | Yes | - |
| Multiple Languages | Yes | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | - | Yes | - |
| Alerts | |||||
| Extra Display | - | Yes | - | - | - |
| Ringer Profiles | - | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
- |
| USB | Yes |
Yes Micro-USB |
Yes USB Type C |
Yes USB Type C |
Yes |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 a,b,g,n) |
- |
| Contacts | |||||
| Picture ID | Yes | Yes | n/a | n/a | n/a |
| Ringer ID | Yes | Yes | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | Yes | n/a | n/a | n/a |
| Custom Ringtones | Yes | Yes | n/a | n/a | n/a |
| Real-Music Ringers | Yes | Yes | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | Yes | - | n/a | n/a | n/a |
| Dual-SIM | - | - | - | Yes * | - |
| 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 | - |
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | Yes | - |
| Messaging | |||||
| Email Client | Yes | Yes | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | - | 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 * | - | Yes | - |
| Headphone Jack (3.5mm) | - | - | Yes | Yes | - |
| Music Player | Yes | - | n/a | n/a | n/a |
| Photo & Video | |||||
| TV Output | Yes | - | - | - | - |
| Power | |||||
| Fast 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 | Yes | Yes | n/a | n/a | n/a |
| Java (J2ME) | Yes | Yes | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | - | Yes | Yes | - |
| Headset Jack (2.5 mm) | - | - | n/a | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | - |
| * Some versions only | |||||
| Samsung SGH-D900 / Black Carbon | ZTE Z222 / Z223 | AT&T Maestro 3 | Motorola Moto g7 play / REVVLRY / g7 Optimo | BlackBerry 7280 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-D900 / Black Carbon | ZTE Z222 / Z223 | AT&T Maestro 3 | Motorola Moto g7 play / REVVLRY / g7 Optimo | BlackBerry 7280 |
