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Phone Samsung SGH-X640 Samsung Glyde U940 Apple iPhone 12 mini Apple iPhone 11 Pro BlackBerry Classic (GSM)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.8" diag.
16.5 : 9
5.4" diag.
19.5 : 9
5.8" diag.
19.5 : 9
3.5" diag.
1 : 1
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
240 x 440 pixels
(~182 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~477 ppi)
AMOLED
1125 x 2436 pixels
(~463 ppi)
AMOLED
720 x 720 pixels
(~291 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 800 mAh 1,000 mAh 2,227 mAh 3,190 mAh 2,515 mAh
Processor ? ? Apple A14 Bionic Apple A13 Bionic 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960
RAM ? ? 4 GB 4 GB 2 GB
Storage ? raw hardware ? raw hardware 64 GB * 64 GB * 16 GB
Main Camera Yes 2 megapixel 12 megapixel 12 megapixel 8 megapixel
Wide Camera - - 12 megapixel 12 megapixel -
Tele Camera - - - 12 megapixel -
Video Capture - QVGA (320 x 240) 4K UHD 4K UHD 1080p HD
Front Camera - - 12 megapixel 12 megapixel 2 megapixel
Weight 3 oz
(85g)
4.2 oz
(119g)
4.76 oz
(135g)
6.63 oz
(188g)
6.28 oz
(178g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.09" x 1.98" x 0.71"
(104 x 50 x 18 mm)
5.18" x 2.53" x 0.29"
(132 x 64 x 7.4 mm)
5.67" x 2.81" x 0.32"
(144 x 71 x 8.1 mm)
5.16" x 2.85" x 0.4"
(131 x 72 x 10.2 mm)
Form Factor Clamshell Slide Slab Slab Slab
Platform / OS (proprietary) (proprietary) iOS iOS BlackBerry 10
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77-C, 78, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 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

4G LTE: 1, 2, 3, 4, 5, 7, 17

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

Data Technology GPRS EVDO r0 NR (5G) LTE (Cat 18) LTE (Cat 3)
Features 
Barometer - - Yes Yes -
Flashlight - - Yes Yes -
GPS / Location - Yes n/a n/a n/a
Water-Resistant - - Yes
IPX8 (SCUBA)
Yes
IPX8 (SCUBA)
-
Accessibility
Adjustable Text Size - - n/a n/a n/a
Hearing Aid Compatible - Yes
M4 (very compatible)
Yes
M3, T4 (very tele-coil compatible)
Yes
M3, T4 (very tele-coil compatible)
Yes
M3, T4 (very tele-coil compatible)
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Ringer Profiles - - - - Yes
Connectivity
Bluetooth - Yes Yes Yes Yes
Mobile Hotspot - - n/a n/a n/a
NFC - - Yes Yes Yes
USB - Yes Yes Yes Yes
Micro-USB
UWB - - Yes Yes -
Wi-Fi - - Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 a,b,g,n)
Contacts
Picture ID Yes Yes n/a n/a n/a
Ringer ID Yes Yes n/a n/a n/a
Voice Dialing - Yes n/a n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a n/a
Custom Ringtones Yes Yes n/a n/a n/a
Real-Music Ringers - Yes n/a n/a n/a
Data & Network
Data Tethering - Yes n/a n/a n/a
Dual-SIM - - Yes Yes -
WAP / Web Browser Yes Yes n/a n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - Yes
Touch Screen - Yes Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - Yes - - Yes
Messaging
Email Client - - n/a n/a n/a
EMS / Picture Messaging Yes - n/a n/a n/a
Instant Messaging - - n/a n/a n/a
MMS Yes Yes n/a n/a n/a
Text Messaging Templates Yes Yes n/a n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - - - - Yes
Music Player - Yes n/a n/a n/a
Stereo Speakers - - Yes Yes -
Photo & Video
DLNA - - - - Yes
Miracast - - - - Yes
TV Output - - Yes Yes Yes
Power
Fast Charging - - Yes Yes -
Wireless Charging - - Yes Yes -
Productivity
Alarm Yes Yes n/a n/a n/a
Calculator Yes Yes n/a n/a n/a
Calendar Yes Yes n/a n/a n/a
To-Do List Yes - n/a n/a n/a
Voice Memo Yes - n/a n/a n/a
Software
BREW - Yes n/a n/a n/a
Games Yes Yes n/a n/a n/a
Java (J2ME) Yes - n/a n/a n/a
Voice
HD Voice - - Yes Yes -
Headset Jack (2.5 mm) Yes Yes n/a n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-X640 Samsung Glyde U940 Apple iPhone 12 mini Apple iPhone 11 Pro BlackBerry Classic (GSM)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Samsung Glyde U940 Apple iPhone 12 mini Apple iPhone 11 Pro BlackBerry Classic (GSM)

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