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Phone Samsung SGH-A157 Siemens A56 / A56i Pantech Laser BlackBerry Storm2 9550 TCL 20 Pro 5G
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.8" diag.
4 : 3
? 3.1" diag.
5 : 3
3.3" diag.
4 : 3
6.7" diag.
20 : 9
Display Resolution & Type 128 x 160 pixels
(~116 ppi)
LCD (TFT/TFD)
101 x 64 pixels 480 x 800 pixels
(~301 ppi)
AMOLED
360 x 480 pixels
(~185 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~395 ppi)
AMOLED
Display Refresh ? ? ? ? 60 Hz
Battery 800 mAh 700 mAh 1,000 mAh 1,400 mAh 4,500 mAh
Processor ? ? ? ? 2 GHz Qualcomm Snapdragon 750G
RAM ? ? ? ? 6 GB
Storage 256 MB ? raw hardware ? raw hardware ? raw hardware 256 GB
Main Camera - - 3 megapixel 3 megapixel 48 megapixel
Wide Camera - - - - 16 megapixel
Tele Camera - - - - -
Video Capture - - VGA (640 x 480) ? 4K UHD
Front Camera - - - - 32 megapixel
Weight 2.99 oz
(85g)
3 oz
(85g)
4.05 oz
(115g)
5.64 oz
(160g)
6.82 oz
(193g)
Dimensions 3.83" x 1.84" x 0.65"
(97 x 47 x 16.5 mm)
4" x 1.7" x 0.8"
(102 x 43 x 20.3 mm)
4.44" x 2.27" x 0.39"
(113 x 58 x 9.9 mm)
4.43" x 2.45" x 0.55"
(113 x 62 x 14 mm)
6.46" x 2.87" x 0.36"
(164 x 73 x 9.1 mm)
Form Factor Clamshell Slab Slide Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) BlackBerry OS Android
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

GSM: 850, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

5G: 2, 5, 7, 41, 66, 71, 78

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology ? - HSPA 7.2 EVDO rA NR (5G)
Features 
Barometer - - - - Yes
Fingerprint Reader - - - - Yes
in-display (optical)
Flashlight - - - - Yes
GPS / Location Yes Yes Yes n/a n/a
Water-Resistant - - - - Yes
IPX2 (drip)
Accessibility
Adjustable Text Size Yes - - n/a n/a
Hearing Aid Compatible Yes - - Yes Yes
Multiple Languages Yes - Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Ringer Profiles Yes Yes Yes Yes -
Connectivity
Bluetooth - - Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - - - Yes
NFC - - - - Yes
USB Yes
Micro-USB
- Yes
Micro-USB
Yes Yes
USB Type C
Wi-Fi - - - Yes
802.11 b,g
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes Yes Yes n/a n/a
Ringer ID Yes Yes Yes n/a n/a
Voice Dialing - - - n/a n/a
Customization
Changeable Body Plates - Yes - - -
Custom Graphics Yes Yes Yes n/a n/a
Custom Ringtones Yes Yes Yes n/a n/a
Real-Music Ringers Yes - Yes n/a n/a
Data & Network
Data Tethering - - Yes n/a n/a
WAP / Web Browser Yes Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes Yes n/a n/a
Side Keys - - Yes Yes Yes
Text Keyboard, Hardware - - Yes - -
Touch Screen - - Yes Yes Yes
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client - - Yes n/a n/a
EMS / Picture Messaging - Yes - n/a n/a
Instant Messaging - - Yes n/a n/a
MMS Yes - Yes n/a n/a
Text Messaging Templates Yes - Yes n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - - - Yes Yes
Music Player - - Yes n/a n/a
Power
Fast Charging - - - - Yes
Wireless Charging - - - - Yes
Productivity
Alarm Yes Yes Yes n/a n/a
Calculator Yes Yes Yes n/a n/a
Calendar Yes - Yes n/a n/a
To-Do List Yes - - n/a n/a
Voice Memo Yes - Yes n/a n/a
Software
Games - Yes Yes n/a n/a
Java (J2ME) - - Yes n/a n/a
Voice
HD Voice - - - - Yes
Speaker Phone Yes - Yes Yes Yes
  Samsung SGH-A157 Siemens A56 / A56i Pantech Laser BlackBerry Storm2 9550 TCL 20 Pro 5G
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-A157 Siemens A56 / A56i Pantech Laser BlackBerry Storm2 9550 TCL 20 Pro 5G

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