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| Phone | Samsung Knack U310 | Sharp Z-800 (Audiovox 7900) | Sony Xperia XA2 Ultra |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
2.2" diag. 4 : 3 |
? |
6" diag. 16 : 9 |
| Display Resolution & Type |
176 x 220 pixels (~128 ppi) LCD (TFT/TFD) |
? LCD (Color) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz |
| Battery | 1,000 mAh | ? | 3,580 mAh |
| Processor | ? | ? | Qualcomm Snapdragon 630 |
| RAM | ? | ? | 4 GB |
| Storage | ? raw hardware | ? raw hardware | 32 GB * |
| Main Camera | - | - | 23 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | - | 4K UHD |
| Front Camera | - | - | 16 megapixel |
| Weight |
3.63 oz (103g) |
4.25 oz (120g) |
7.79 oz (221g) |
| Dimensions |
3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm) |
3.6" x 2" x 1.1" (91 x 51 x 27.9 mm) |
6.42" x 3.15" x 0.37" (163 x 80 x 9.5 mm) |
| Form Factor | Clamshell | Clamshell | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 1, 2, 4, 5, 7, 8, 12, 13, 17, 25, 28, 29, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | - | - | LTE (Cat 13) |
| Features | |||
| Fingerprint Reader | - | - |
Yes stand-alone |
| Flashlight | - | - | Yes |
| GPS / Location | Yes | - | n/a |
| Accessibility | |||
| Adjustable Text Size | Yes | - | n/a |
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | - | n/a |
| TTY/TDD (Digital) | Yes | - | - |
| Alerts | |||
| Extra Display | Yes | - | - |
| Connectivity | |||
| Bluetooth | - | - | Yes |
| NFC | - | - | Yes |
| USB | - | - |
Yes USB Type C |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||
| Picture ID | - | Yes | n/a |
| Ringer ID | - | Yes | n/a |
| Voice Dialing | Yes | - | n/a |
| Customization | |||
| Custom Graphics | - | Yes | n/a |
| Custom Ringtones | - | Yes | n/a |
| Data & Network | |||
| Data Tethering | - | Yes | n/a |
| WAP / Web Browser | - | Yes | n/a |
| Input | |||
| Predictive Text Entry | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | - | - | Yes |
| Messaging | |||
| EMS / Picture Messaging | Yes | - | n/a |
| Text Messaging Templates | - | Yes | n/a |
| Music | |||
| FM Radio | - | - | Yes |
| Headphone Jack (3.5mm) | - | - | Yes |
| Photo & Video | |||
| Miracast | - | - | Yes |
| Power | |||
| Fast Charging | - | - | Yes |
| Productivity | |||
| Alarm | Yes | Yes | n/a |
| Calculator | Yes | - | n/a |
| Calendar | Yes | - | n/a |
| Software | |||
| BREW | - | Yes | n/a |
| Games | - | Yes | n/a |
| Voice | |||
| Headset Jack (2.5 mm) | Yes | Yes | n/a |
| Speaker Phone | Yes | - | Yes |
| Samsung Knack U310 | Sharp Z-800 (Audiovox 7900) | Sony Xperia XA2 Ultra | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Knack U310 | Sharp Z-800 (Audiovox 7900) | Sony Xperia XA2 Ultra |
