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| Phone | Samsung Knack U310 | Apple iPhone 11 Pro | ZTE Blade Vantage | Motorola Charm |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.2" diag. 4 : 3 |
5.8" diag. 19.5 : 9 |
5" diag. 16 : 9 |
2.8" diag. 4 : 3 |
| Display Resolution & Type |
176 x 220 pixels (~128 ppi) LCD (TFT/TFD) |
1125 x 2436 pixels (~463 ppi) AMOLED |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~143 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | 60 Hz |
| Battery | 1,000 mAh | 3,190 mAh | 2,500 mAh | 1,170 mAh |
| Processor | ? | Apple A13 Bionic | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | 720 MHz TI OMAP3410 |
| RAM | ? | 4 GB | 2 GB | ? |
| Storage | ? raw hardware | 64 GB * | 16 GB | ? raw hardware |
| Main Camera | - | 12 megapixel | 8 megapixel | 3 megapixel |
| Wide Camera | - | 12 megapixel | - | - |
| Tele Camera | - | 12 megapixel | - | - |
| Video Capture | - | 4K UHD | 720p HD | ? |
| Front Camera | - | 12 megapixel | 2 megapixel | - |
| Weight |
3.63 oz (103g) |
6.63 oz (188g) |
5.29 oz (150g) |
3.88 oz (110g) |
| Dimensions |
3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm) |
5.67" x 2.81" x 0.32" (144 x 71 x 8.1 mm) |
5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm) |
3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | iOS | Android | Android |
| Network Bands |
CDMA: 850, 1900 |
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 |
4G LTE: 2, 4, 5, 13 |
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| Data Technology | - | LTE (Cat 18) | LTE (Cat 4) | HSDPA 3.6 |
| Features | ||||
| Barometer | - | Yes | - | - |
| Flashlight | - | Yes | Yes | - |
| GPS / Location | Yes | n/a | n/a | n/a |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- | - |
| Accessibility | ||||
| Adjustable Text Size | Yes | n/a | n/a | n/a |
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
- |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | Yes |
| NFC | - | Yes | - | - |
| USB | - | Yes |
Yes Micro-USB |
Yes Micro-USB |
| UWB | - | Yes | - | - |
| Wi-Fi | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | - | n/a | n/a | n/a |
| Ringer ID | - | n/a | n/a | n/a |
| Voice Dialing | Yes | n/a | n/a | n/a |
| Customization | ||||
| Custom Graphics | - | n/a | n/a | n/a |
| Custom Ringtones | - | n/a | n/a | n/a |
| Real-Music Ringers | - | n/a | n/a | n/a |
| Data & Network | ||||
| Dual-SIM | - | Yes | - | - |
| WAP / Web Browser | - | n/a | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | - | Yes | Yes |
| Messaging | ||||
| Email Client | - | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a |
| MMS | - | n/a | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | - | n/a | n/a | n/a |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| TV Output | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | - |
| Wireless Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a |
| Software | ||||
| Games | - | n/a | n/a | n/a |
| Voice | ||||
| HD Voice | - | Yes | Yes | - |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Knack U310 | Apple iPhone 11 Pro | ZTE Blade Vantage | Motorola Charm | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Knack U310 | Apple iPhone 11 Pro | ZTE Blade Vantage | Motorola Charm |
