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Phone Ericsson T28 World BlackBerry 7750 HP iPAQ Glisten Samsung Galaxy S22 Samsung Rant M540
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 2.5" diag.
4 : 3
6.1" diag.
19.5 : 9
2.1" diag.
4 : 3
Display Resolution & Type ? 240 x 240 pixels
LCD (Color)
320 x 240 pixels
(~160 ppi)
AMOLED
1080 x 2340 pixels
(~422 ppi)
AMOLED
176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 120 Hz ?
Battery 500 mAh ? 1,590 mAh 3,700 mAh ?
Processor ? ? 528 MHz Qualcomm MSM7200a (ARM11) Snapdragon 8 Gen 1 ?
RAM ? ? ? 8 GB ?
Storage ? raw hardware ? raw hardware ? raw hardware 128 GB * ? raw hardware
Main Camera - - 3 megapixel 50 megapixel 2 megapixel
Wide Camera - - - 12 megapixel -
Tele Camera - - - 10 megapixel -
Video Capture - - QVGA (320 x 240) 8K QCIF (176 x 144)
Front Camera - - - 10 megapixel -
Weight 3.14 oz
(89g)
5.01 oz
(142g)
5.29 oz
(150g)
5.93 oz
(168g)
4.9 oz
(139g)
Dimensions 3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.44" x 2.47" x 0.53"
(113 x 63 x 13.4 mm)
5.75" x 2.78" x 0.3"
(146 x 71 x 7.6 mm)
4.44" x 2.05" x 0.71"
(113 x 52 x 18 mm)
Form Factor Flip Slab Slab Slab Slab
Platform / OS (proprietary) BlackBerry OS Windows Mobile Professional Android (proprietary)
Network Bands

GSM: 900, 1900

CDMA: 850, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

5G: 2, 5, 7, 12, 25, 30, 38, 41, 48, 66, 71, 77-A, 77-C, 78, 257, 258, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology - 1xRTT HSDPA 3.6 NR (5G) EVDO r0
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
in-display (ultrasonic)
-
Flashlight - - - Yes -
GPS / Location - n/a n/a n/a Yes
Water-Resistant - - - Yes
IPX8 (SCUBA)
-
Accessibility
Adjustable Text Size - n/a n/a n/a -
Hearing Aid Compatible - - Yes Yes Yes
Multiple Languages - n/a n/a n/a Yes
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Ringer Profiles Yes Yes - - -
Connectivity
Bluetooth - - Yes Yes
Classic Audio
Yes
Classic Audio
NFC - - - Yes -
USB - Yes Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - Yes
802.11 b,g
Yes
6 (802.11 a,ac,ax,b,g,n)
-
Contacts
Picture ID - n/a n/a n/a Yes
Ringer ID - n/a n/a n/a Yes
Voice Dialing Yes n/a n/a n/a Yes
Customization
Custom Graphics - n/a n/a n/a Yes
Custom Ringtones Yes n/a n/a n/a Yes
Real-Music Ringers - n/a n/a n/a Yes
Data & Network
Data Tethering Yes n/a n/a n/a Yes
WAP / Web Browser - n/a n/a n/a Yes
Input
Predictive Text Entry - n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Stylus - - Yes - -
Text Keyboard, Hardware - Yes Yes - Yes
Touch Screen - - Yes Yes -
Memory
Memory Card Slot - - Yes - Yes
Messaging
Email Client - n/a n/a n/a -
Instant Messaging - n/a n/a n/a -
MMS - n/a n/a n/a -
Text Messaging Templates - n/a n/a n/a Yes
Music
Headphone Jack (3.5mm) - - Yes - -
Music Player - n/a n/a n/a Yes
Stereo Speakers - - - Yes -
Photo & Video
TV Output - - - Yes -
Power
Fast Charging - - - Yes -
Wireless Charging - - - Yes -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar - n/a n/a n/a Yes
To-Do List - n/a n/a n/a -
Voice Memo - n/a n/a n/a Yes
Software
Games Yes n/a n/a n/a Yes
Java (J2ME) - n/a n/a n/a Yes
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) - n/a n/a n/a Yes
Speaker Phone - - Yes Yes Yes
  Ericsson T28 World BlackBerry 7750 HP iPAQ Glisten Samsung Galaxy S22 Samsung Rant M540
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson T28 World BlackBerry 7750 HP iPAQ Glisten Samsung Galaxy S22 Samsung Rant M540

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