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| Phone | OnePlus 3T | Kyocera 2135 | Ericsson T28 World | Apple iPhone 12 Pro Max |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
5.5" diag. 16 : 9 |
? | ? |
6.7" diag. 19.5 : 9 |
| Display Resolution & Type |
1080 x 1920 pixels (~401 ppi) AMOLED |
? | ? |
1284 x 2778 pixels (~457 ppi) AMOLED |
| Display Refresh | 60 Hz | ? | ? | 60 Hz |
| Battery | 3,400 mAh | 925 mAh | 500 mAh | 3,687 mAh |
| Processor | 2.4 GHz Qualcomm Snapdragon 821 (MSM8996) | ? | ? | Apple A14 Bionic |
| RAM | 6 GB | ? | ? | 6 GB |
| Storage | 64 GB * | ? raw hardware | ? raw hardware | 128 GB * |
| Main Camera | 16 megapixel | - | - | 12 megapixel |
| Wide Camera | - | - | - | 12 megapixel |
| Tele Camera | - | - | - | 12 megapixel |
| Video Capture | 4K UHD | - | - | 4K UHD |
| Front Camera | 16 megapixel | - | - | 12 megapixel |
| Weight |
5.57 oz (158g) |
4.7 oz (133g) |
3.14 oz (89g) |
8.03 oz (228g) |
| Dimensions |
6.01" x 2.94" x 0.29" (153 x 75 x 7.4 mm) |
5.07" x 1.89" x 1.02" (129 x 48 x 25.9 mm) |
3.9" x 2" x 0.6" (99 x 51 x 15.2 mm) |
6.33" x 3.07" x 0.29" (161 x 78 x 7.4 mm) |
| Form Factor | Slab | Slab | Flip | Slab |
| Platform / OS | Android | (proprietary) | (proprietary) | iOS |
| Network Bands |
4G LTE: 1, 2, 4, 5, 7, 8, 12, 17, 30 WCDMA: 1, 2, 4, 5, 8 CDMA: 850 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
GSM: 900, 1900 |
5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77-C, 78, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 6) | - | - | NR (5G) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Fingerprint Reader |
Yes stand-alone |
- | - | - |
| Flashlight | Yes | - | - | Yes |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Hearing Aid Compatible | - | - | - | Yes |
| Multiple Languages | n/a | Yes | - | n/a |
| TTY/TDD (Digital) | - | - | - | Yes |
| Alerts | ||||
| Ringer Profiles | Yes | - | Yes | - |
| Connectivity | ||||
| Bluetooth |
Yes Classic Audio |
- | - |
Yes Classic Audio |
| NFC | Yes | - | - | Yes |
| USB |
Yes USB Type C |
- | - | Yes |
| UWB | - | - | - | Yes |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Contacts | ||||
| Voice Dialing | n/a | - | Yes | n/a |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Ringtones | n/a | Yes | Yes | n/a |
| Data & Network | ||||
| Data Tethering | n/a | Yes | Yes | n/a |
| Dual-SIM | Yes | - | - | Yes |
| WAP / Web Browser | n/a | Yes | - | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | - | n/a |
| Side Keys | Yes | - | Yes | Yes |
| Touch Screen | Yes | - | - | Yes |
| Messaging | ||||
| Text Messaging Templates | n/a | Yes | - | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | - | - |
| Stereo Speakers | - | - | - | Yes |
| Photo & Video | ||||
| TV Output | - | - | - | Yes |
| Power | ||||
| Fast Charging | Yes | - | - | Yes |
| Wireless Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | n/a | Yes | Yes | n/a |
| Calculator | n/a | Yes | Yes | n/a |
| Software | ||||
| Games | n/a | Yes | Yes | n/a |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Headset Jack (2.5 mm) | n/a | Yes | - | n/a |
| Speaker Phone | Yes | - | - | Yes |
| OnePlus 3T | Kyocera 2135 | Ericsson T28 World | Apple iPhone 12 Pro Max | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | OnePlus 3T | Kyocera 2135 | Ericsson T28 World | Apple iPhone 12 Pro Max |
