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| Phone | Huawei M835 | Essential Phone | Ericsson T66 | ZTE Grand X 3 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.8" diag. 4 : 3 |
5.7" diag. 17.5 : 9 |
? |
5.5" diag. 16 : 9 |
| Display Resolution & Type |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
1312 x 2560 pixels (~504 ppi) LCD (TFT/TFD) |
? |
720 x 1280 pixels (~267 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | ? | 60 Hz |
| Battery | 1,200 mAh | 3,040 mAh | ? | 3,080 mAh |
| Processor | 528 MHz Qualcomm MSM7625 | 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) | ? | 1.3 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | ? | 4 GB | ? | 2 GB |
| Storage | ? raw hardware | 128 GB | ? raw hardware | 16 GB |
| Main Camera | 3 megapixel | 13 megapixel | - | 8 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | 4K UHD | - | 720p HD |
| Front Camera | - | 8 megapixel | - | 2 megapixel |
| Weight |
3.88 oz (110g) |
6.53 oz (185g) |
2.08 oz (59g) |
6 oz (170g) |
| Dimensions |
4.09" x 2.15" x 0.53" (104 x 55 x 13.5 mm) |
5.57" x 2.8" x 0.31" (141 x 71 x 7.8 mm) |
3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm) |
6.07" x 2.99" x 0.37" (154 x 76 x 9.4 mm) |
| Form Factor | Slab | Slab | Slab | Slab |
| Platform / OS | Android | Android | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1700, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 30, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | EVDO rA | LTE (Cat 12) | - | LTE (Cat 4) |
| Features | ||||
| Barometer | - | Yes | - | - |
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | - | Yes |
| GPS / Location | n/a | n/a | - | n/a |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | n/a | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Ringer Profiles | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | - | Yes |
| NFC | - | Yes | - | - |
| USB | Yes |
Yes USB Type C |
- |
Yes USB Type C |
| Wi-Fi |
Yes 4 (802.11 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 | n/a | - | n/a |
| Voice Dialing | n/a | n/a | - | n/a |
| Customization | ||||
| Custom Graphics | n/a | n/a | Yes | n/a |
| Custom Ringtones | n/a | n/a | Yes | n/a |
| Real-Music Ringers | n/a | n/a | - | n/a |
| Data & Network | ||||
| WAP / Web Browser | n/a | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | 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 | n/a | n/a | Yes | n/a |
| Instant Messaging | n/a | n/a | - | n/a |
| MMS | n/a | n/a | - | n/a |
| Text Messaging Templates | n/a | n/a | Yes | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | - | Yes |
| Music Player | n/a | n/a | - | n/a |
| Power | ||||
| Fast Charging | - | Yes | - | Yes |
| Productivity | ||||
| Alarm | n/a | n/a | Yes | n/a |
| Calculator | n/a | n/a | Yes | n/a |
| Calendar | n/a | n/a | Yes | n/a |
| To-Do List | n/a | n/a | Yes | n/a |
| Software | ||||
| Games | n/a | n/a | Yes | n/a |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Speaker Phone | Yes | Yes | - | Yes |
| Huawei M835 | Essential Phone | Ericsson T66 | ZTE Grand X 3 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Huawei M835 | Essential Phone | Ericsson T66 | ZTE Grand X 3 |
