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| Phone | Ericsson R520 | AT&T Maestro 3 | BlackBerry Storm2 9550 | Sony Xperia XZ1 | ZTE C88 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
6.5" diag. 20 : 9 |
3.3" diag. 4 : 3 |
5.2" diag. 16 : 9 |
2" diag. 4 : 3 |
| Display Resolution & Type | ? |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
360 x 480 pixels (~185 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~424 ppi) LCD (TFT/TFD) |
176 x 220 pixels (~141 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | 60 Hz | ? |
| Battery | ? | 3,900 mAh | 1,400 mAh | 2,700 mAh | 800 mAh |
| Processor | ? | 2 GHz MediaTek Helio A22 (MT6761) | ? | 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) | ? |
| RAM | ? | 3 GB | ? | 4 GB | ? |
| Storage | ? raw hardware | 32 GB | ? raw hardware | 64 GB | ? raw hardware |
| Main Camera | - | 13 megapixel | 3 megapixel | 19 megapixel | Yes |
| Wide Camera | - | 5 megapixel | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 1080p HD | ? | 4K UHD | - |
| Front Camera | - | 5 megapixel | - | 13 megapixel | - |
| Weight |
4.23 oz (120g) |
6.24 oz (177g) |
5.64 oz (160g) |
5.5 oz (156g) |
3.46 oz (98g) |
| Dimensions |
5.12" x 1.97" x 0.63" (130 x 50 x 16 mm) |
6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm) |
4.43" x 2.45" x 0.55" (113 x 62 x 14 mm) |
5.82" x 2.89" x 0.29" (148 x 73 x 7.4 mm) |
3.85" x 1.92" x 0.7" (98 x 49 x 17.8 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | Android | BlackBerry OS | Android | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 14, 30 |
WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | GPRS | LTE (Cat 4) | EVDO rA | LTE (Cat 16) | 1xRTT |
| Features | |||||
| Barometer | - | Yes | - | Yes | - |
| Fingerprint Reader | - |
Yes stand-alone |
- |
Yes * stand-alone |
- |
| Flashlight | - | Yes | - | Yes | - |
| GPS / Location | - | n/a | n/a | n/a | Yes |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | n/a | - |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M4, T4 (very tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | - | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Ringer Profiles | Yes | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - | - | - |
| NFC | - | - | - | Yes | - |
| USB | - |
Yes USB Type C |
Yes |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 802.11 b,g |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | |||||
| Picture ID | - | n/a | n/a | n/a | - |
| Ringer ID | - | n/a | n/a | n/a | Yes |
| Voice Dialing | Yes | n/a | n/a | n/a | Yes |
| Customization | |||||
| Custom Graphics | - | n/a | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | n/a | Yes |
| Real-Music Ringers | - | n/a | n/a | n/a | Yes |
| Data & Network | |||||
| Data Tethering | Yes | n/a | n/a | n/a | - |
| Dual-SIM | - | - | - | Yes * | - |
| WAP / Web Browser | Yes | n/a | n/a | n/a | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | - | n/a | n/a | n/a | Yes |
| Instant Messaging | - | n/a | n/a | n/a | Yes |
| MMS | - | n/a | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes | - |
| Music Player | - | n/a | n/a | n/a | - |
| Stereo Speakers | - | - | - | Yes | - |
| Photo & Video | |||||
| DLNA | - | - | - | Yes | - |
| Miracast | - | - | - | Yes | - |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | n/a | Yes |
| To-Do List | - | n/a | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | n/a | Yes |
| Software | |||||
| BREW | - | n/a | n/a | n/a | Yes |
| Games | Yes | n/a | n/a | n/a | Yes |
| Java (J2ME) | - | n/a | n/a | n/a | - |
| Voice | |||||
| HD Voice | - | Yes | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Ericsson R520 | AT&T Maestro 3 | BlackBerry Storm2 9550 | Sony Xperia XZ1 | ZTE C88 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson R520 | AT&T Maestro 3 | BlackBerry Storm2 9550 | Sony Xperia XZ1 | ZTE C88 |
