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| Phone | BlackBerry Key2 | ZTE Z998 / Unico LTE | Motorola Charm | HTC Desire 520 | Samsung SGH-T229 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4.5" diag. 5 : 3 |
4.5" diag. 16 : 9 |
2.8" diag. 4 : 3 |
4.5" diag. 16 : 9 |
1.7" diag. 4 : 3 |
| Display Resolution & Type |
1080 x 1620 pixels (~433 ppi) LCD (TFT/TFD) |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~143 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~121 ppi) LCD (STN) |
| Display Refresh | 60 Hz | 60 Hz | 60 Hz | 60 Hz | ? |
| Battery | 3,500 mAh | 2,070 mAh | 1,170 mAh | 2,000 mAh | 800 mAh |
| Processor | 2.2 GHz Qualcomm Snapdragon 660 | 1.2 GHz Qualcomm Snapdragon 400 MSM8930 | 720 MHz TI OMAP3410 | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | ? |
| RAM | 6 GB | 1 GB | ? | 1 GB | ? |
| Storage | 64 GB * | 4 GB | ? raw hardware | 8 GB | ? raw hardware |
| Main Camera | 12 megapixel | 5 megapixel | 3 megapixel | 8 megapixel | Yes |
| Wide Camera | - | - | - | - | - |
| Tele Camera | 12 megapixel | - | - | - | - |
| Video Capture | 4K UHD | 720p HD | ? | 720p HD | - |
| Front Camera | 8 megapixel | 1 megapixel | - | 2 megapixel | - |
| Weight |
5.93 oz (168g) |
4.8 oz (136g) |
3.88 oz (110g) |
4.9 oz (139g) |
3 oz (85g) |
| Dimensions |
5.96" x 2.82" x 0.33" (151 x 72 x 8.4 mm) |
5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm) |
3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm) |
5.5" x 2.71" x 0.36" (140 x 69 x 9 mm) |
3.5" x 1.9" x 0.78" (89 x 48 x 19.8 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Clamshell |
| Platform / OS | Android | Android | Android | Android | (proprietary) |
| Network Bands |
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 |
4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 1800, 1900 |
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| Data Technology | LTE (Cat 11) | LTE (Cat 3) | HSDPA 3.6 | LTE (Cat 3) | GPRS |
| Features | |||||
| Fingerprint Reader |
Yes stand-alone |
- | - | - | - |
| Flashlight | Yes | - | - | - | - |
| GPS / Location | n/a | n/a | n/a | n/a | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | n/a | n/a | - |
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | - |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Mobile Hotspot | n/a | n/a | n/a | n/a | - |
| NFC | Yes | - | - | - | - |
| USB |
Yes USB Type C |
Yes Micro-USB |
Yes Micro-USB |
Yes Micro-USB |
- |
| 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 4 (802.11 b,g,n) |
- |
| Contacts | |||||
| Picture ID | n/a | n/a | n/a | n/a | Yes |
| Ringer ID | n/a | n/a | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | n/a | n/a | - |
| Customization | |||||
| Custom Graphics | n/a | n/a | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | n/a | n/a | n/a | n/a | - |
| WAP / Web Browser | n/a | n/a | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | Yes | - | - |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | n/a | n/a | n/a | n/a | - |
| EMS / Picture Messaging | n/a | n/a | n/a | n/a | Yes |
| Instant Messaging | n/a | n/a | n/a | n/a | Yes |
| MMS | n/a | n/a | n/a | n/a | Yes |
| Text Messaging Templates | n/a | n/a | n/a | n/a | Yes |
| Music | |||||
| FM Radio | Yes | - | - | Yes | - |
| Headphone Jack (3.5mm) | Yes | Yes | Yes | Yes | - |
| Music Player | n/a | n/a | n/a | n/a | - |
| Photo & Video | |||||
| DLNA | - | - | - | Yes | - |
| TV Output | Yes | - | - | - | - |
| Power | |||||
| Fast Charging | Yes | - | - | - | - |
| Productivity | |||||
| Alarm | n/a | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | n/a | Yes |
| Voice Memo | n/a | n/a | n/a | n/a | Yes |
| Software | |||||
| Games | n/a | n/a | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | n/a | n/a | Yes |
| Voice | |||||
| HD Voice | Yes | - | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| BlackBerry Key2 | ZTE Z998 / Unico LTE | Motorola Charm | HTC Desire 520 | Samsung SGH-T229 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | BlackBerry Key2 | ZTE Z998 / Unico LTE | Motorola Charm | HTC Desire 520 | Samsung SGH-T229 |
