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| Phone | Motorola T191 | Samsung SCH-A610 | AT&T Maestro 3 | Asus ZenFone 4 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
6.5" diag. 20 : 9 |
5.5" diag. 16 : 9 |
| Display Resolution & Type | 98 x 64 pixels |
128 x 160 pixels LCD (TFT/TFD) |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~401 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | 60 Hz |
| Battery | ? | 1,300 mAh | 3,900 mAh | 3,300 mAh |
| Processor | ? | ? | 2 GHz MediaTek Helio A22 (MT6761) | 2.2 GHz Qualcomm Snapdragon 630 |
| RAM | ? | ? | 3 GB | 4 GB |
| Storage | ? raw hardware | ? raw hardware | 32 GB | 64 GB |
| Main Camera | - | Yes | 13 megapixel | 12 megapixel |
| Wide Camera | - | - | 5 megapixel | Yes |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | 1080p HD | 4K UHD |
| Front Camera | - | - | 5 megapixel | 8 megapixel |
| Weight |
3.49 oz (99g) |
4.23 oz (120g) |
6.24 oz (177g) |
5.47 oz (155g) |
| Dimensions |
4.17" x 1.57" x 0.59" (106 x 40 x 15 mm) |
3.5" x 1.9" x 0.9" (89 x 48 x 22.9 mm) |
6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm) |
6.12" x 2.96" x 0.3" (155 x 75 x 7.7 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | Android | Android |
| Network Bands |
GSM: 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 14, 30 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 28 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | - | 1xRTT | LTE (Cat 4) | LTE (Cat 12) |
| Features | ||||
| Barometer | - | - | Yes | - |
| Fingerprint Reader | - | - |
Yes stand-alone |
Yes stand-alone |
| Flashlight | - | - | Yes | Yes |
| GPS / Location | - | Yes | n/a | n/a |
| Accessibility | ||||
| Hearing Aid Compatible | - | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | n/a |
| Alerts | ||||
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | - | - | Yes | Yes |
| NFC | - | - | - | Yes |
| USB | - | - |
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) |
| Contacts | ||||
| Picture ID | - | Yes | n/a | n/a |
| Ringer ID | - | Yes | n/a | n/a |
| Voice Dialing | Yes | Yes | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | Yes | n/a | n/a |
| Custom Ringtones | Yes | Yes | n/a | n/a |
| Data & Network | ||||
| Data Tethering | Yes | Yes | n/a | n/a |
| Dual-SIM | - | - | - | Yes |
| WAP / Web Browser | Yes | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | Yes | n/a | n/a |
| Side Keys | - | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | - | - | Yes | Yes |
| Messaging | ||||
| EMS / Picture Messaging | - | Yes | n/a | n/a |
| MMS | - | Yes | n/a | n/a |
| Text Messaging Templates | Yes | Yes | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Photo & Video | ||||
| Miracast | - | - | - | Yes |
| Power | ||||
| Fast Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a |
| To-Do List | - | Yes | n/a | n/a |
| Voice Memo | Yes | Yes | n/a | n/a |
| Software | ||||
| BREW | - | Yes | n/a | n/a |
| Games | Yes | Yes | n/a | n/a |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Headset Jack (2.5 mm) | Yes | Yes | n/a | n/a |
| Speaker Phone | - | - | Yes | Yes |
| Motorola T191 | Samsung SCH-A610 | AT&T Maestro 3 | Asus ZenFone 4 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola T191 | Samsung SCH-A610 | AT&T Maestro 3 | Asus ZenFone 4 |
