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Phone BlackBerry 7750 Sanyo RL-4920 LG K30 2018 (GSM) Samsung SGH-X640 Samsung Galaxy A23 5G
Current U.S. Carriers (none) (none) (none) (none) Verizon
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 5.3" diag.
16 : 9
? 6.6" diag.
20 : 9
Display Resolution & Type 240 x 240 pixels
LCD (Color)
128 x 112 pixels
LCD (Color)
720 x 1280 pixels
(~277 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
1080 x 2408 pixels
(~400 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? 120 Hz
Battery ? 1,700 mAh 2,880 mAh 800 mAh 5,000 mAh
Processor ? ? 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) ? 2.2 GHz Snapdragon 695
RAM ? ? 2 GB ? 4 GB
Storage ? raw hardware ? raw hardware 32 GB * ? raw hardware 64 GB
Main Camera - - 13 megapixel Yes 50 megapixel
Wide Camera - - - - 5 megapixel
Tele Camera - - - - -
Video Capture - - 1080p HD - 1080p HD
Front Camera - - 5 megapixel - 8 megapixel
Weight 5.01 oz
(142g)
4.03 oz
(114g)
5.93 oz
(168g)
3 oz
(85g)
6.87 oz
(195g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.22" x 1.85" x 0.85"
(107 x 47 x 21.6 mm)
5.85" x 2.95" x 0.34"
(149 x 75 x 8.6 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
6.47" x 3.02" x 0.33"
(164 x 77 x 8.4 mm)
Form Factor Slab Slab Slab Clamshell Slab
Platform / OS BlackBerry OS (proprietary) Android (proprietary) Android
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

4G LTE: 2, 4, 5, 7, 12, 66, 71

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

GSM: 900, 1800, 1900

5G: 2, 5, 25, 30, 41, 48, 66, 70, 71, 77-C

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

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT 1xRTT LTE (Cat 4) GPRS NR (5G)
Features 
Barometer - - - - Yes
Fingerprint Reader - - Yes
stand-alone
- Yes
stand-alone
Flashlight - - Yes - Yes
GPS / Location n/a Yes n/a - n/a
Water-Resistant - - - - Yes
IPX7 (snorkeling)
Accessibility
Hearing Aid Compatible - - Yes
M3, T3 (mostly tele-coil compatible)
- Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages n/a Yes n/a Yes n/a
TTY/TDD (Digital) Yes Yes Yes - Yes
Alerts
Ringer Profiles Yes - - - -
Connectivity
Bluetooth - - Yes - Yes
NFC - - - - Yes
USB Yes Yes Yes
Micro-USB
- Yes
USB Type C
Wi-Fi - - Yes
4 (802.11 a,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID n/a Yes n/a Yes n/a
Ringer ID n/a Yes n/a Yes n/a
Voice Dialing n/a Yes n/a - n/a
Customization
Custom Graphics n/a Yes n/a Yes n/a
Custom Ringtones n/a Yes n/a Yes n/a
Data & Network
WAP / Web Browser n/a Yes n/a Yes n/a
Input
Predictive Text Entry n/a Yes n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - - -
Touch Screen - - Yes
Capacitive
- Yes
Capacitive
Memory
Memory Card Slot - - Yes - Yes
Messaging
Email Client n/a - n/a - n/a
EMS / Picture Messaging n/a - n/a Yes n/a
MMS n/a - n/a Yes n/a
Text Messaging Templates n/a - n/a Yes n/a
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - - Yes - Yes
Stereo Speakers - - - - Yes
Power
Fast Charging - - - - Yes
Productivity
Alarm n/a Yes n/a Yes n/a
Calculator n/a Yes n/a Yes n/a
Calendar n/a Yes n/a Yes n/a
To-Do List n/a Yes n/a Yes n/a
Voice Memo n/a Yes n/a Yes n/a
Software
Games n/a Yes n/a Yes n/a
Java (J2ME) n/a Yes n/a Yes n/a
Voice
Call Screening - Yes - - -
HD Voice - - Yes - Yes
Headset Jack (2.5 mm) n/a Yes n/a Yes n/a
Push-To-Talk - Yes - - -
Speaker Phone - Yes Yes Yes Yes
  BlackBerry 7750 Sanyo RL-4920 LG K30 2018 (GSM) Samsung SGH-X640 Samsung Galaxy A23 5G
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone BlackBerry 7750 Sanyo RL-4920 LG K30 2018 (GSM) Samsung SGH-X640 Samsung Galaxy A23 5G

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