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| Phone | AT&T Maestro 3 | Samsung SCH-A220 | HTC 10 | ZTE Flash |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
6.5" diag. 20 : 9 |
? |
5.2" diag. 16 : 9 |
4.5" diag. 16 : 9 |
| Display Resolution & Type |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
128 x 128 pixels LCD (STN) |
1440 x 2560 pixels (~565 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | 60 Hz | 60 Hz |
| Battery | 3,900 mAh | ? | 3,000 mAh | 1,780 mAh |
| Processor | 2 GHz MediaTek Helio A22 (MT6761) | ? | 2.2 GHz Qualcomm Snapdragon 820 (MSM8996) | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 |
| RAM | 3 GB | ? | 4 GB | 1 GB |
| Storage | 32 GB | ? raw hardware | 32 GB * | 8 GB |
| Main Camera | 13 megapixel | - | 12 megapixel | 12 megapixel |
| Wide Camera | 5 megapixel | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 1080p HD | - | 4K UHD | 1080p HD |
| Front Camera | 5 megapixel | - | 5 megapixel | 1 megapixel |
| Weight |
6.24 oz (177g) |
3.25 oz (92g) |
5.68 oz (161g) |
5.2 oz (147g) |
| Dimensions |
6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm) |
2.87" x 2.09" x 0.94" (73 x 53 x 23.9 mm) |
5.74" x 2.83" x 0.35" (146 x 72 x 9 mm) |
5.27" x 2.56" x 0.38" (134 x 65 x 9.7 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab |
| Platform / OS | Android | (proprietary) | Android | Android |
| Network Bands |
4G LTE: 2, 4, 5, 12, 14, 30 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 17, 20, 28, 29, 30 WCDMA: 1, 2, 4, 5 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 25 CDMA: 800, 850, 1900 |
| Data Technology | LTE (Cat 4) | 1xRTT | LTE (Cat 9) | LTE (Cat 3) |
| Features | ||||
| Barometer | Yes | - | - | - |
| Fingerprint Reader |
Yes stand-alone |
- | Yes | - |
| Flashlight | Yes | - | Yes | - |
| GPS / Location | n/a | Yes | n/a | n/a |
| Water-Resistant | - | - |
Yes IPX3 (falling spray) |
- |
| Accessibility | ||||
| Adjustable Text Size | n/a | - | n/a | n/a |
| Hearing Aid Compatible | Yes | - | Yes | Yes |
| Multiple Languages | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | - | Yes | Yes |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
- |
Yes Classic Audio |
Yes Classic Audio |
| MirrorLink | - | - | Yes | - |
| Mobile Hotspot | n/a | - | n/a | n/a |
| NFC | - | - | Yes | Yes |
| USB |
Yes USB Type C |
- |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | n/a | - | n/a | n/a |
| Ringer ID | n/a | Yes | n/a | n/a |
| Voice Dialing | n/a | Yes | n/a | n/a |
| Customization | ||||
| Custom Graphics | n/a | Yes | n/a | n/a |
| Custom Ringtones | n/a | Yes | n/a | n/a |
| Real-Music Ringers | n/a | - | n/a | n/a |
| Data & Network | ||||
| Data Tethering | n/a | Yes | n/a | n/a |
| WAP / Web Browser | n/a | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | Yes | - | Yes | Yes |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | - | n/a | n/a |
| Instant Messaging | n/a | - | n/a | n/a |
| MMS | n/a | - | n/a | n/a |
| Text Messaging Templates | n/a | Yes | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes |
| Music Player | n/a | - | n/a | n/a |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| Miracast | - | - | Yes | - |
| TV Output | - | - | Yes | - |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a |
| To-Do List | n/a | Yes | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a |
| Software | ||||
| Games | n/a | - | n/a | n/a |
| Voice | ||||
| HD Voice | Yes | - | Yes | Yes |
| Headset Jack (2.5 mm) | n/a | Yes | n/a | n/a |
| Speaker Phone | Yes | - | Yes | Yes |
| AT&T Maestro 3 | Samsung SCH-A220 | HTC 10 | ZTE Flash | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | AT&T Maestro 3 | Samsung SCH-A220 | HTC 10 | ZTE Flash |
