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| Phone | ZTE Z998 / Unico LTE | CAT S62 | Samsung SPH-i550 | Samsung Renown U810 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Not yet released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4.5" diag. 16 : 9 |
5.7" diag. 18 : 9 |
? |
2.3" diag. 4 : 3 |
| Display Resolution & Type |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~424 ppi) LCD (TFT/TFD) |
320 x 320 pixels LCD (TFT/TFD) |
240 x 320 pixels (~174 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | ? | ? |
| Battery | 2,070 mAh | 4,000 mAh | ? | 800 mAh |
| Processor | 1.2 GHz Qualcomm Snapdragon 400 MSM8930 | 2.2 GHz Qualcomm Snapdragon 660 | 200 MHz Motorola MX-1 | ? |
| RAM | 1 GB | 4 GB | ? | ? |
| Storage | 4 GB | 128 GB | ? raw hardware | ? raw hardware |
| Main Camera | 5 megapixel | 48 megapixel | 1 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 720p HD | 4K UHD | ? | QVGA (320 x 240) |
| Front Camera | 1 megapixel | 8 megapixel | - | - |
| Weight |
4.8 oz (136g) |
9.17 oz (260g) |
? |
4.05 oz (115g) |
| Dimensions |
5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm) |
6.2" x 3" x 0.5" (157 x 76 x 12.7 mm) |
3.46" x 2.34" x 1.1" (88 x 59 x 27.9 mm) |
3.87" x 1.95" x 0.69" (98 x 50 x 17.5 mm) |
| Form Factor | Slab | Slab | Clamshell | Clamshell |
| Platform / OS | Android | Android | Palm OS | (proprietary) |
| Network Bands |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
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| Data Technology | LTE (Cat 3) | LTE (Cat 12) | 1xRTT | EVDO r0 |
| Features | ||||
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | - | - |
| GPS / Location | n/a | n/a | n/a | Yes |
| Ruggedized | - | Yes | - | - |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | ||||
| Adjustable Text Size | n/a | n/a | n/a | Yes |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | Yes |
| Infrared (IR) | - | - | Yes | - |
| Mobile Hotspot | n/a | n/a | n/a | - |
| NFC | - | Yes | - | - |
| USB |
Yes Micro-USB |
Yes USB Type C |
- | Yes |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | n/a | n/a | n/a | Yes |
| Ringer ID | n/a | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | n/a | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | n/a | - |
| Data & Network | ||||
| Data Tethering | n/a | n/a | n/a | Yes |
| WAP / Web Browser | n/a | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | n/a | n/a | Yes |
| EMS / Picture Messaging | 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 | n/a | n/a | n/a | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | - | - |
| Music Player | n/a | n/a | n/a | Yes |
| Power | ||||
| Fast Charging | - | Yes | - | - |
| Wireless Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | n/a | n/a | n/a | Yes |
| Calculator | n/a | n/a | n/a | Yes |
| Calendar | n/a | n/a | n/a | Yes |
| To-Do List | n/a | n/a | n/a | - |
| Voice Memo | n/a | n/a | n/a | - |
| Software | ||||
| BREW | n/a | n/a | n/a | Yes |
| Games | n/a | n/a | n/a | Yes |
| Voice | ||||
| HD Voice | - | Yes | - | - |
| Headset Jack (2.5 mm) | n/a | n/a | n/a | Yes |
| Push-To-Talk | - | Yes | - | - |
| Speaker Phone | Yes | Yes | - | Yes |
| * Some versions only | ||||
| ZTE Z998 / Unico LTE | CAT S62 | Samsung SPH-i550 | Samsung Renown U810 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Z998 / Unico LTE | CAT S62 | Samsung SPH-i550 | Samsung Renown U810 |
