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| Phone | AT&T Maestro 3 | Samsung Impression SGH-A877 | HP iPAQ Glisten | Nubia Red Magic 3 / 3S | Coolpad Defiant |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
6.5" diag. 20 : 9 |
3.2" diag. 5 : 3 |
2.5" diag. 4 : 3 |
6.7" diag. 19.5 : 9 |
5" diag. 16 : 9 |
| Display Resolution & Type |
720 x 1600 pixels (~270 ppi) LCD (TFT/TFD) |
240 x 400 pixels (~146 ppi) AMOLED |
320 x 240 pixels (~160 ppi) AMOLED |
1080 x 2340 pixels (~388 ppi) AMOLED |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | 90 Hz | 60 Hz |
| Battery | 3,900 mAh | 1,000 mAh | 1,590 mAh | 5,000 mAh | 2,450 mAh |
| Processor | 2 GHz MediaTek Helio A22 (MT6761) | ? | 528 MHz Qualcomm MSM7200a (ARM11) | Qualcomm Snapdragon 855+ | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) |
| RAM | 3 GB | ? | ? | 8 GB * | 1 GB |
| Storage | 32 GB | ? raw hardware | ? raw hardware | 128 GB * | 8 GB |
| Main Camera | 13 megapixel | 3 megapixel | 3 megapixel | 48 megapixel | 5 megapixel |
| Wide Camera | 5 megapixel | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 1080p HD | QVGA (320 x 240) | QVGA (320 x 240) | 4K UHD | 720p HD |
| Front Camera | 5 megapixel | - | - | 16 megapixel | 2 megapixel |
| Weight |
6.24 oz (177g) |
5.2 oz (147g) |
5.29 oz (150g) |
7.58 oz (215g) |
6.5 oz (184g) |
| Dimensions |
6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm) |
4.48" x 2.28" x 0.64" (114 x 58 x 16.3 mm) |
4.44" x 2.47" x 0.53" (113 x 63 x 13.4 mm) |
6.76" x 3.09" x 0.38" (172 x 79 x 9.7 mm) |
5.69" x 2.81" x 0.4" (145 x 71 x 10.2 mm) |
| Form Factor | Slab | Slab | Slab | Slab | Slab |
| Platform / OS | Android | (proprietary) | Windows Mobile Professional | Android | Android |
| Network Bands |
4G LTE: 2, 4, 5, 12, 14, 30 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 34, 38, 39, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8, 19 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 4) | HSDPA 3.6 | HSDPA 3.6 | LTE (Cat 9) | LTE (Cat 4) |
| Features | |||||
| Barometer | Yes | - | - | - | - |
| Fingerprint Reader |
Yes stand-alone |
- | - |
Yes stand-alone |
- |
| Flashlight | Yes | - | - | Yes | Yes |
| GPS / Location | n/a | Yes | n/a | n/a | n/a |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | n/a | n/a | n/a |
| Hearing Aid Compatible | Yes | Yes | Yes | - | Yes |
| Multiple Languages | n/a | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | - | Yes | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | - | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| USB |
Yes USB Type C |
Yes |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
- |
Yes 802.11 b,g |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | n/a | n/a |
| Ringer ID | n/a | Yes | n/a | n/a | n/a |
| Voice Dialing | n/a | - | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | n/a | n/a |
| Custom Ringtones | n/a | Yes | n/a | n/a | n/a |
| Real-Music Ringers | n/a | Yes | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | n/a | Yes | n/a | n/a | n/a |
| Dual-SIM | - | - | - | Yes | - |
| WAP / Web Browser | n/a | Yes | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Stylus | - | - | Yes | - | - |
| Text Keyboard, Hardware | - | Yes | Yes | Yes | - |
| Touch Screen | Yes | Yes | Yes | Yes | Yes |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | n/a | Yes | n/a | n/a | n/a |
| Instant Messaging | n/a | Yes | n/a | n/a | n/a |
| MMS | n/a | Yes | n/a | n/a | n/a |
| Text Messaging Templates | n/a | Yes | n/a | n/a | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes | Yes |
| Music Player | n/a | Yes | n/a | n/a | n/a |
| Stereo Speakers | - | - | - | Yes | - |
| Photo & Video | |||||
| TV Output | - | - | - | Yes | - |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a | n/a |
| To-Do List | n/a | Yes | n/a | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a | n/a |
| Software | |||||
| Games | n/a | Yes | n/a | n/a | n/a |
| Java (J2ME) | n/a | Yes | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | Yes | - | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| AT&T Maestro 3 | Samsung Impression SGH-A877 | HP iPAQ Glisten | Nubia Red Magic 3 / 3S | Coolpad Defiant | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | AT&T Maestro 3 | Samsung Impression SGH-A877 | HP iPAQ Glisten | Nubia Red Magic 3 / 3S | Coolpad Defiant |
