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Phone Ericsson R278d Boost Celero5G+ (2024) Audiovox CDM-8500 Cal-Comp EZ
Current U.S. Carriers (none) Boost (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 7" diag.
20.5 : 9
? ?
Display Resolution & Type 101 x 40 pixels 1080 x 2460 pixels
(~384 ppi)
LCD (TFT/TFD)
? 128 x 128 pixels
LCD (STN)
Display Refresh ? 120 Hz ? ?
Battery ? 5,000 mAh ? 800 mAh
Processor ? 2.5 GHz MediaTek Dimensity 1050 (MT6879) ? ?
RAM ? 8 GB ? ?
Storage ? raw hardware 256 GB ? raw hardware ? raw hardware
Main Camera - 108 megapixel - -
Wide Camera - 8 megapixel - -
Tele Camera - - - -
Video Capture - 1080p HD - -
Front Camera - 16 megapixel - -
Weight 9.28 oz
(263g)
8.25 oz
(234g)
3.2 oz
(91g)
2.47 oz
(70g)
Dimensions 5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
7.04" x 3.12" x 0.37"
(179 x 79 x 9.4 mm)
3.3" x 1.6" x 0.9"
(84 x 41 x 22.9 mm)
4.04" x 1.71" x 0.63"
(103 x 43 x 16 mm)
Form Factor Slab Slab Clamshell Slab
Platform / OS (proprietary) Android (proprietary) (proprietary)
Network Bands

TDMA: 850, 1900

AMPS: 850

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

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

Data Technology - NR (5G) 1xRTT 1xRTT
Features 
Barometer - Yes - -
Fingerprint Reader - Yes
stand-alone
- -
Flashlight - Yes - -
GPS / Location - n/a Yes Yes
Water-Resistant - Yes
IPX8 (SCUBA)
- -
Accessibility
Hearing Aid Compatible - Yes
M4, T3 (mostly tele-coil compatible)
- -
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) - - Yes -
Alerts
Extra Display - - Yes -
Ringer Profiles Yes - - -
Connectivity
Bluetooth - Yes - -
NFC - Yes - -
USB - Yes
USB Type C
- Yes
Mini-USB
Wi-Fi - Yes
6E (802.11 a,ac,ax,b,g,n)
- -
Contacts
Ringer ID - n/a Yes -
Voice Dialing - n/a Yes -
Customization
Custom Ringtones Yes n/a - -
Data & Network
Data Tethering Yes n/a Yes -
WAP / Web Browser Yes n/a Yes -
Input
Predictive Text Entry Yes n/a Yes -
Side Keys Yes Yes Yes -
Touch Screen - Yes
Capacitive
- -
Memory
Memory Card Slot - Yes - -
Messaging
Text Messaging Templates - n/a - Yes
Music
FM Radio - Yes - -
Headphone Jack (3.5mm) - Yes - -
Power
Fast Charging - Yes - -
Wireless Charging - Yes - -
Productivity
Alarm Yes n/a Yes Yes
Calculator - n/a Yes Yes
Calendar - n/a Yes Yes
To-Do List - n/a - Yes
Voice Memo - n/a Yes Yes *
Software
BREW - n/a Yes * -
Games - n/a Yes -
Voice
HD Voice - Yes - -
Headset Jack (2.5 mm) - n/a Yes Yes
Speaker Phone - Yes Yes -
  * Some versions only
  Ericsson R278d Boost Celero5G+ (2024) Audiovox CDM-8500 Cal-Comp EZ
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Phone Ericsson R278d Boost Celero5G+ (2024) Audiovox CDM-8500 Cal-Comp EZ

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