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| Phone | Ericsson T28 World | Siemens CF75 | Kyocera 3225 | Apple iPhone 13 Pro Max |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? | ? |
6.7" diag. 19.5 : 9 |
| Display Resolution & Type | ? |
128 x 160 pixels LCD (STN) |
? LCD (Grayscale) |
1284 x 2778 pixels (~457 ppi) AMOLED |
| Display Refresh | ? | ? | ? | 120 Hz |
| Battery | 500 mAh | 600 mAh | ? | 4,352 mAh |
| Processor | ? | ? | ? | Apple A15 Bionic |
| RAM | ? | ? | ? | 6 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 128 GB * |
| Main Camera | - | Yes | - | 12 megapixel |
| Wide Camera | - | - | - | 12 megapixel |
| Tele Camera | - | - | - | 12 megapixel |
| Video Capture | - | - | - | 4K UHD |
| Front Camera | - | - | - | 12 megapixel |
| Weight |
3.14 oz (89g) |
3.17 oz (90g) |
4.23 oz (120g) |
8.46 oz (240g) |
| Dimensions |
3.9" x 2" x 0.6" (99 x 51 x 15.2 mm) |
3.43" x 1.73" x 1.26" (87 x 44 x 32 mm) |
3.4" x 1.97" x 1.02" (86 x 50 x 25.9 mm) |
6.33" x 3.07" x 0.3" (161 x 78 x 7.6 mm) |
| Form Factor | Flip | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | iOS |
| Network Bands |
GSM: 900, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 29, 30, 38, 40, 41, 48, 66, 71, 77-C, 78, 258, 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 | - | EDGE | 1xRTT | NR (5G) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Flashlight | - | - | - | Yes |
| GPS / Location | - | - | Yes | n/a |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Hearing Aid Compatible | - | - | - | Yes |
| Multiple Languages | - | Yes | Yes | n/a |
| TTY/TDD (Digital) | - | - | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | - | - | - |
Yes Classic Audio |
| Infrared (IR) | - | Yes | - | - |
| NFC | - | - | - | Yes |
| USB | - | Yes | - | - |
| UWB | - | - | - | Yes |
| Wi-Fi | - | - | - |
Yes 6 (802.11 a,ac,ax,b,g,n) |
| Contacts | ||||
| Voice Dialing | Yes | - | Yes | n/a |
| Customization | ||||
| Custom Graphics | - | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | Yes | n/a |
| Data & Network | ||||
| Data Tethering | Yes | Yes | Yes | n/a |
| Dual-SIM | - | - | - | Yes |
| WAP / Web Browser | - | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | - | Yes | Yes | n/a |
| Side Keys | Yes | Yes | - | Yes |
| Touch Screen | - | - | - | Yes |
| Messaging | ||||
| Email Client | - | Yes | - | n/a |
| EMS / Picture Messaging | - | Yes | Yes | n/a |
| MMS | - | Yes | - | n/a |
| Text Messaging Templates | - | Yes | - | n/a |
| Music | ||||
| Stereo Speakers | - | - | - | Yes |
| Power | ||||
| Fast Charging | - | - | - | Yes |
| Wireless Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | Yes | Yes | Yes | n/a |
| Calculator | Yes | Yes | Yes | n/a |
| Calendar | - | Yes | Yes | n/a |
| To-Do List | - | Yes | - | n/a |
| Voice Memo | - | Yes | - | n/a |
| Software | ||||
| BREW | - | - | Yes | n/a |
| Games | Yes | Yes | Yes | n/a |
| Java (J2ME) | - | Yes | - | n/a |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Headset Jack (2.5 mm) | - | - | Yes | n/a |
| Push-To-Talk | - | Yes | - | - |
| Speaker Phone | - | Yes | Yes | Yes |
| Ericsson T28 World | Siemens CF75 | Kyocera 3225 | Apple iPhone 13 Pro Max | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson T28 World | Siemens CF75 | Kyocera 3225 | Apple iPhone 13 Pro Max |
