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| Phone | Samsung Knack U310 | Sharp Z-800 (Audiovox 7900) | Apple iPhone 11 Pro | Sony Ericsson K850 | Audiovox CDM-8900 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.2" diag. 4 : 3 |
? |
5.8" diag. 19.5 : 9 |
2.2" diag. 4 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels (~128 ppi) LCD (TFT/TFD) |
? LCD (Color) |
1125 x 2436 pixels (~463 ppi) AMOLED |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | 1,000 mAh | ? | 3,190 mAh | ? | 1,000 mAh |
| Processor | ? | ? | Apple A13 Bionic | ? | ? |
| RAM | ? | ? | 4 GB | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 64 GB * | ? raw hardware | ? raw hardware |
| Main Camera | - | - | 12 megapixel | 5 megapixel | Yes |
| Wide Camera | - | - | 12 megapixel | - | - |
| Tele Camera | - | - | 12 megapixel | - | - |
| Video Capture | - | - | 4K UHD | ? | - |
| Front Camera | - | - | 12 megapixel | - | - |
| Weight |
3.63 oz (103g) |
4.25 oz (120g) |
6.63 oz (188g) |
4.2 oz (119g) |
3.28 oz (93g) |
| 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) |
5.67" x 2.81" x 0.32" (144 x 71 x 8.1 mm) |
4" x 1.9" x 0.7" (102 x 48 x 17.8 mm) |
3.41" x 1.77" x 0.75" (87 x 45 x 19.1 mm) |
| Form Factor | Clamshell | Clamshell | Slab | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | iOS | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 29, 30, 34, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | - | - | LTE (Cat 18) | HSDPA 3.6 | 1xRTT |
| Features | |||||
| Barometer | - | - | Yes | - | - |
| Flashlight | - | - | Yes | - | - |
| GPS / Location | Yes | - | n/a | - | Yes |
| Water-Resistant | - | - |
Yes IPX8 (SCUBA) |
- | - |
| 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 | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes | - |
| Alerts | |||||
| Extra Display | Yes | - | - | - | Yes |
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | - | - | Yes | Yes | - |
| NFC | - | - | Yes | - | - |
| USB | - | - | Yes | Yes | Yes |
| UWB | - | - | Yes | - | - |
| Wi-Fi | - | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | - | Yes | n/a | Yes | Yes |
| Ringer ID | - | Yes | n/a | Yes | Yes |
| Voice Dialing | Yes | - | n/a | Yes | Yes |
| Customization | |||||
| Custom Graphics | - | Yes | n/a | Yes | Yes |
| Custom Ringtones | - | Yes | n/a | Yes | Yes |
| Real-Music Ringers | - | - | n/a | Yes | - |
| Data & Network | |||||
| Data Tethering | - | Yes | n/a | Yes | Yes |
| Dual-SIM | - | - | Yes | - | - |
| WAP / Web Browser | - | Yes | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | - | - | - | Yes | - |
| Messaging | |||||
| Email Client | - | - | n/a | Yes | - |
| EMS / Picture Messaging | Yes | - | n/a | - | Yes |
| MMS | - | - | n/a | Yes | - |
| Text Messaging Templates | - | Yes | n/a | Yes | Yes |
| Music | |||||
| FM Radio | - | - | - | Yes | - |
| Music Player | - | - | n/a | Yes | - |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| TV Output | - | - | Yes | - | - |
| Video Calling | - | - | n/a | Yes * | - |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Wireless Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | Yes | Yes |
| Calculator | Yes | - | n/a | Yes | Yes |
| Calendar | Yes | - | n/a | Yes | Yes |
| To-Do List | - | - | n/a | Yes | - |
| Voice Memo | - | - | n/a | Yes | Yes |
| Software | |||||
| BREW | - | Yes | n/a | - | Yes * |
| Games | - | Yes | n/a | Yes | Yes |
| Java (J2ME) | - | - | n/a | Yes | Yes * |
| Voice | |||||
| HD Voice | - | - | Yes | - | - |
| Headset Jack (2.5 mm) | Yes | Yes | n/a | - | Yes |
| Speaker Phone | Yes | - | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung Knack U310 | Sharp Z-800 (Audiovox 7900) | Apple iPhone 11 Pro | Sony Ericsson K850 | Audiovox CDM-8900 | |
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) | Apple iPhone 11 Pro | Sony Ericsson K850 | Audiovox CDM-8900 |
