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| Phone | Ericsson T66 | Samsung Knack U310 | TCL 40 XL / Jitterbug Smart 4 | Sony Xperia XZ1 | Cricket Debut Smart |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.2" diag. 4 : 3 |
6.8" diag. 20 : 9 |
5.2" diag. 16 : 9 |
5.5" diag. 18 : 9 |
| Display Resolution & Type | ? |
176 x 220 pixels (~128 ppi) LCD (TFT/TFD) |
720 x 1600 pixels (~260 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~424 ppi) LCD (TFT/TFD) |
720 x 1440 pixels (~293 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 90 Hz | 60 Hz | 60 Hz |
| Battery | ? | 1,000 mAh | 5,000 mAh | 2,700 mAh | 2,500 mAh |
| Processor | ? | ? | 2.3 GHz MediaTek Helio G37 | 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) | 2 GHz MediaTek Helio A22 (MT6761V) |
| RAM | ? | ? | 4 GB | 4 GB | 3 GB |
| Storage | ? raw hardware | ? raw hardware | 128 GB | 64 GB | 32 GB |
| Main Camera | - | - | 50 megapixel | 19 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | 1080p HD | 4K UHD | 1080p HD |
| Front Camera | - | - | 8 megapixel | 13 megapixel | 5 megapixel |
| Weight |
2.08 oz (59g) |
3.63 oz (103g) |
6.88 oz (195g) |
5.5 oz (156g) |
5.64 oz (160g) |
| Dimensions |
3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm) |
3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm) |
6.61" x 3.01" x 0.35" (168 x 76 x 8.8 mm) |
5.82" x 2.89" x 0.29" (148 x 73 x 7.4 mm) |
5.87" x 2.83" x 0.38" (149 x 72 x 9.7 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 14, 30 WCDMA: 2, 4, 5 |
| Data Technology | - | - | LTE (Cat 6) | LTE (Cat 16) | LTE (Cat 4) |
| Features | |||||
| Barometer | - | - | Yes | Yes | - |
| Fingerprint Reader | - | - | Yes |
Yes * stand-alone |
- |
| Flashlight | - | - | Yes | 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, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | - |
| Alerts | |||||
| Extra Display | - | Yes | - | - | - |
| Ringer Profiles | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | - | - | Yes | Yes | Yes |
| NFC | - | - | - | Yes | - |
| USB | - | - |
Yes USB Type C |
Yes USB Type C |
Yes USB Type C |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Voice Dialing | - | Yes | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | - | n/a | n/a | n/a |
| Custom Ringtones | Yes | - | n/a | n/a | n/a |
| Data & Network | |||||
| Dual-SIM | - | - | - | Yes * | - |
| WAP / Web Browser | Yes | - | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | - | - | Yes | Yes | Yes |
| Messaging | |||||
| EMS / Picture Messaging | Yes | Yes | n/a | n/a | n/a |
| Text Messaging Templates | Yes | - | n/a | n/a | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | Yes | Yes | Yes |
| Stereo Speakers | - | - | Yes | Yes | - |
| Photo & Video | |||||
| DLNA | - | - | - | Yes | - |
| Miracast | - | - | - | Yes | - |
| Power | |||||
| Fast Charging | - | - | Yes | Yes | - |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | n/a | n/a |
| Calculator | Yes | Yes | n/a | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a | n/a |
| To-Do List | Yes | - | n/a | n/a | n/a |
| Software | |||||
| Games | Yes | - | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | - | Yes | Yes | Yes |
| Headset Jack (2.5 mm) | - | Yes | n/a | n/a | n/a |
| Speaker Phone | - | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Ericsson T66 | Samsung Knack U310 | TCL 40 XL / Jitterbug Smart 4 | Sony Xperia XZ1 | Cricket Debut Smart | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson T66 | Samsung Knack U310 | TCL 40 XL / Jitterbug Smart 4 | Sony Xperia XZ1 | Cricket Debut Smart |
