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| Phone | Ericsson T28 World | Ericsson T66 | ZTE Z432 / Altair 2 | Boost Celero5G+ (2024) |
| Current U.S. Carriers | (none) | (none) | (none) | Boost |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? | ? |
2.4" diag. 4 : 3 |
7" diag. 20.5 : 9 |
| Display Resolution & Type | ? | ? |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
1080 x 2460 pixels (~384 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 120 Hz |
| Battery | 500 mAh | ? | 900 mAh | 5,000 mAh |
| Processor | ? | ? | Qualcomm QSC6270 | 2.5 GHz MediaTek Dimensity 1050 (MT6879) |
| RAM | ? | ? | 128 MB | 8 GB |
| Storage | ? raw hardware | ? raw hardware | 256 MB | 256 GB |
| Main Camera | - | - | 2 megapixel | 108 megapixel |
| Wide Camera | - | - | - | 8 megapixel |
| Tele Camera | - | - | - | - |
| Video Capture | - | - | QVGA (320 x 240) | 1080p HD |
| Front Camera | - | - | - | 16 megapixel |
| Weight |
3.14 oz (89g) |
2.08 oz (59g) |
3.24 oz (92g) |
8.25 oz (234g) |
| Dimensions |
3.9" x 2" x 0.6" (99 x 51 x 15.2 mm) |
3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm) |
4.48" x 2.38" x 0.44" (114 x 60 x 11.2 mm) |
7.04" x 3.12" x 0.37" (179 x 79 x 9.4 mm) |
| Form Factor | Flip | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android |
| Network Bands |
GSM: 900, 1900 |
GSM: 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 1900 |
5G: 2, 5, 25, 26, 29, 30, 41, 48, 66, 70, 71, 77-C 4G LTE: 2, 4, 5, 12, 14, 26, 29, 30, 48, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | - | - | HSDPA 3.6 | NR (5G) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | Yes |
| GPS / Location | - | - | Yes | n/a |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Adjustable Text Size | - | - | Yes | n/a |
| Hearing Aid Compatible | - | - | Yes | Yes |
| Multiple Languages | - | Yes | Yes | n/a |
| TTY/TDD (Digital) | - | - | Yes | - |
| Alerts | ||||
| Ringer Profiles | Yes | Yes | - | - |
| Connectivity | ||||
| Bluetooth | - | - |
Yes Classic Audio |
Yes Classic Audio |
| NFC | - | - | - | Yes |
| USB | - | - |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi | - | - | - |
Yes 6E (802.11 a,ac,ax,b,g,n) |
| Contacts | ||||
| Picture ID | - | - | Yes | n/a |
| Ringer ID | - | - | Yes | n/a |
| Voice Dialing | Yes | - | - | n/a |
| Customization | ||||
| Custom Graphics | - | Yes | Yes | n/a |
| Custom Ringtones | Yes | Yes | - | n/a |
| Real-Music Ringers | - | - | Yes | n/a |
| Data & Network | ||||
| Data Tethering | Yes | - | - | n/a |
| WAP / Web Browser | - | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | - | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - | - | - | Yes |
| Memory | ||||
| Memory Card Slot | - | - | Yes | Yes |
| Messaging | ||||
| Email Client | - | - | Yes | n/a |
| EMS / Picture Messaging | - | Yes | - | n/a |
| MMS | - | - | Yes | n/a |
| Text Messaging Templates | - | Yes | Yes | n/a |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | - | Yes | Yes |
| Music Player | - | - | Yes | n/a |
| 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 | ||||
| Games | Yes | Yes | - | n/a |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Speaker Phone | - | - | Yes | Yes |
| Ericsson T28 World | Ericsson T66 | ZTE Z432 / Altair 2 | Boost Celero5G+ (2024) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson T28 World | Ericsson T66 | ZTE Z432 / Altair 2 | Boost Celero5G+ (2024) |
