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| Phone | ZTE Z998 / Unico LTE | Samsung SCH-A310 | Nokia 6230 | Samsung SCH-A610 | Sony Xperia XZ2 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Not yet released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4.5" diag. 16 : 9 |
? | ? | ? |
5.7" diag. 18 : 9 |
| Display Resolution & Type |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
128 x 128 pixels LCD (Grayscale) |
128 x 128 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
1080 x 2160 pixels (~424 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | ? | 60 Hz |
| Battery | 2,070 mAh | ? | 850 mAh | 1,300 mAh | 3,180 mAh |
| Processor | 1.2 GHz Qualcomm Snapdragon 400 MSM8930 | ? | ? | ? | Qualcomm Snapdragon 845 |
| RAM | 1 GB | ? | ? | ? | 4 GB |
| Storage | 4 GB | ? raw hardware | ? raw hardware | ? raw hardware | 64 GB |
| Main Camera | 5 megapixel | - | Yes | Yes | 19 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 720p HD | - | ? | - | 4K UHD |
| Front Camera | 1 megapixel | - | - | - | 5 megapixel |
| Weight |
4.8 oz (136g) |
3.2 oz (91g) |
3.39 oz (96g) |
4.23 oz (120g) |
6.98 oz (198g) |
| Dimensions |
5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm) |
3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm) |
4.06" x 1.73" x 0.79" (103 x 44 x 20.1 mm) |
3.5" x 1.9" x 0.9" (89 x 48 x 22.9 mm) |
6.02" x 2.83" x 0.44" (153 x 72 x 11.1 mm) |
| Form Factor | Slab | Clamshell | Slab | Clamshell | Slab |
| Platform / OS | Android | (proprietary) | (proprietary) | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
GSM: 850, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 29, 38, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
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| Data Technology | LTE (Cat 3) | 1xRTT | EDGE | 1xRTT | LTE (Cat 18) |
| Features | |||||
| Fingerprint Reader | - | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | - | Yes |
| GPS / Location | n/a | Yes | - | Yes | n/a |
| Water-Resistant | - | - | - | - |
Yes IPX5 (direct spray) |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | - | - | n/a |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
- | - | - |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | Yes | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | - | - | - | - |
| Alerts | |||||
| Extra Display | - | Yes | - | - | - |
| Ringer Profiles | - | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth | Yes | - | Yes | - | Yes |
| Infrared (IR) | - | - | Yes | - | - |
| Mobile Hotspot | n/a | - | - | - | n/a |
| NFC | - | - | - | - | Yes |
| USB |
Yes Micro-USB |
Yes | Yes | - |
Yes USB Type C |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | n/a | - | Yes | Yes | n/a |
| Ringer ID | n/a | - | - | Yes | n/a |
| Voice Dialing | n/a | Yes | Yes | Yes | n/a |
| Customization | |||||
| Changeable Body Plates | - | Yes | Yes | - | - |
| Custom Graphics | n/a | - | Yes | Yes | n/a |
| Custom Ringtones | n/a | - | Yes | Yes | n/a |
| Real-Music Ringers | n/a | - | - | - | n/a |
| Data & Network | |||||
| Data Tethering | n/a | Yes | Yes | Yes | n/a |
| Dual-SIM | - | - | - | - | Yes |
| WAP / Web Browser | n/a | Yes | Yes | Yes | n/a |
| Input | |||||
| Predictive Text Entry | n/a | Yes | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- | - | - |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | - | Yes |
| Messaging | |||||
| Email Client | n/a | - | Yes | - | n/a |
| EMS / Picture Messaging | n/a | - | Yes | Yes | n/a |
| Instant Messaging | n/a | - | - | - | n/a |
| MMS | n/a | - | Yes | Yes | n/a |
| Text Messaging Templates | n/a | - | Yes | Yes | n/a |
| Music | |||||
| FM Radio | - | - | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | - | - | - | - |
| Music Player | n/a | - | Yes | - | n/a |
| Stereo Speakers | - | - | - | - | Yes |
| Photo & Video | |||||
| DLNA | - | - | - | - | Yes |
| Miracast | - | - | - | - | Yes |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Wireless Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | n/a | - | Yes | Yes | n/a |
| Calculator | n/a | - | Yes | Yes | n/a |
| Calendar | n/a | Yes | Yes | Yes | n/a |
| To-Do List | n/a | - | Yes | Yes | n/a |
| Voice Memo | n/a | Yes | Yes | Yes | n/a |
| Software | |||||
| BREW | n/a | - | - | Yes | n/a |
| Games | n/a | Yes | Yes | Yes | n/a |
| Java (J2ME) | n/a | - | Yes | - | n/a |
| Voice | |||||
| HD Voice | - | - | - | - | Yes |
| Headset Jack (2.5 mm) | n/a | Yes | - | Yes | n/a |
| Speaker Phone | Yes | - | Yes | - | Yes |
| * Some versions only | |||||
| ZTE Z998 / Unico LTE | Samsung SCH-A310 | Nokia 6230 | Samsung SCH-A610 | Sony Xperia XZ2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Z998 / Unico LTE | Samsung SCH-A310 | Nokia 6230 | Samsung SCH-A610 | Sony Xperia XZ2 |
