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Phone Samsung SCH-A570 Huawei Ascend Apple iPhone 11 Pro Samsung Rugby A837 BlackBerry Classic (CDMA)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.5" diag.
5 : 3
5.8" diag.
19.5 : 9
2" diag.
4 : 3
3.5" diag.
1 : 1
Display Resolution & Type 128 x 160 pixels
LCD (STN)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
1125 x 2436 pixels
(~463 ppi)
AMOLED
176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
720 x 720 pixels
(~291 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz ? ?
Battery ? 1,500 mAh 3,190 mAh 1,000 mAh 2,515 mAh
Processor ? 528 MHz Qualcomm S1 MSM7625 Apple A13 Bionic ? 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960
RAM ? ? 4 GB ? 2 GB
Storage ? raw hardware ? raw hardware 64 GB * ? raw hardware 16 GB
Main Camera - 3 megapixel 12 megapixel 1 megapixel 8 megapixel
Wide Camera - - 12 megapixel - -
Tele Camera - - 12 megapixel - -
Video Capture - CIF (352 x 288) 4K UHD QCIF (176 x 144) 1080p HD
Front Camera - - 12 megapixel - 2 megapixel
Weight 3.6 oz
(102g)
4.76 oz
(135g)
6.63 oz
(188g)
4.66 oz
(132g)
6.28 oz
(178g)
Dimensions 3.3" x 1.8" x 0.9"
(84 x 46 x 22.9 mm)
4.57" x 2.44" x 0.55"
(116 x 62 x 14 mm)
5.67" x 2.81" x 0.32"
(144 x 71 x 8.1 mm)
3.95" x 2.05" x 0.9"
(100 x 52 x 22.9 mm)
5.16" x 2.85" x 0.4"
(131 x 72 x 10.2 mm)
Form Factor Clamshell Slab Slab Clamshell Slab
Platform / OS (proprietary) Android iOS (proprietary) BlackBerry 10
Network Bands

CDMA: 850, 1900

CDMA: 850, 1700, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 29, 30, 34, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 3, 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT EVDO rA LTE (Cat 18) HSDPA 3.6 LTE (Cat 3)
Features 
Barometer - - Yes - -
Flashlight - - Yes - -
GPS / Location Yes n/a n/a Yes n/a
Ruggedized - - - Yes -
Water-Resistant - - Yes
IPX8 (SCUBA)
- -
Accessibility
Adjustable Text Size - n/a n/a - n/a
Hearing Aid Compatible - Yes Yes Yes Yes
Multiple Languages Yes n/a n/a Yes n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display Yes - - Yes -
Ringer Profiles - - - - Yes
Connectivity
Bluetooth -
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - n/a n/a - n/a
NFC - - Yes - Yes
USB - Yes Yes Yes Yes
Micro-USB
UWB - - Yes - -
Wi-Fi - Yes
802.11 b,g
Yes
6 (802.11 a,ac,ax,b,g,n)
- Yes
4 (802.11 a,b,g,n)
Contacts
Picture ID - n/a n/a Yes n/a
Ringer ID - n/a n/a Yes n/a
Voice Dialing Yes n/a n/a - n/a
Customization
Custom Graphics Yes n/a n/a Yes n/a
Custom Ringtones Yes n/a n/a Yes n/a
Real-Music Ringers - n/a n/a Yes n/a
Data & Network
Data Tethering - n/a n/a Yes n/a
Dual-SIM - - Yes - -
WAP / Web Browser Yes n/a n/a Yes n/a
Input
Predictive Text Entry Yes n/a n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - - Yes
Touch Screen - Yes Yes - Yes
Memory
Memory Card Slot - Yes - Yes Yes
Messaging
Email Client - n/a n/a Yes n/a
EMS / Picture Messaging Yes n/a n/a - n/a
Instant Messaging - n/a n/a Yes n/a
MMS - n/a n/a Yes n/a
Text Messaging Templates Yes n/a n/a Yes n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - - - - Yes
Music Player - n/a n/a Yes n/a
Stereo Speakers - - Yes - -
Photo & Video
DLNA - - - - Yes
Miracast - - - - Yes
TV Output - - Yes - Yes
Power
Fast Charging - - Yes - -
Wireless Charging - - Yes - -
Productivity
Alarm Yes n/a n/a Yes n/a
Calculator Yes n/a n/a Yes n/a
Calendar Yes n/a n/a Yes n/a
To-Do List Yes n/a n/a - n/a
Voice Memo Yes n/a n/a Yes n/a
Software
BREW Yes n/a n/a - n/a
Games Yes n/a n/a Yes n/a
Java (J2ME) - n/a n/a Yes n/a
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) Yes n/a n/a - n/a
Push-To-Talk - - - Yes -
Speaker Phone - Yes Yes Yes Yes
  * Some versions only
  Samsung SCH-A570 Huawei Ascend Apple iPhone 11 Pro Samsung Rugby A837 BlackBerry Classic (CDMA)
  X > < X > < X > < X > < X

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

 
Phone Samsung SCH-A570 Huawei Ascend Apple iPhone 11 Pro Samsung Rugby A837 BlackBerry Classic (CDMA)

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