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Phone Samsung SGH-X640 Samsung Glyde U940 Apple iPhone 12 mini BlackBerry Classic (GSM) Apple iPhone 11 Pro
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
3.5" diag.
1 : 1
5.8" diag.
19.5 : 9
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
720 x 720 pixels
(~291 ppi)
LCD (TFT/TFD)
1125 x 2436 pixels
(~463 ppi)
AMOLED
Display Refresh ? ? 60 Hz ? 60 Hz
Battery 800 mAh 1,000 mAh 2,227 mAh 2,515 mAh 3,190 mAh
Processor ? ? Apple A14 Bionic 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 Apple A13 Bionic
RAM ? ? 4 GB 2 GB 4 GB
Storage ? raw hardware ? raw hardware 64 GB * 16 GB 64 GB *
Main Camera Yes 2 megapixel 12 megapixel 8 megapixel 12 megapixel
Wide Camera - - 12 megapixel - 12 megapixel
Tele Camera - - - - 12 megapixel
Video Capture - QVGA (320 x 240) 4K UHD 1080p HD 4K UHD
Front Camera - - 12 megapixel 2 megapixel 12 megapixel
Weight 3 oz
(85g)
4.2 oz
(119g)
4.76 oz
(135g)
6.28 oz
(178g)
6.63 oz
(188g)
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)
5.16" x 2.85" x 0.4"
(131 x 72 x 10.2 mm)
5.67" x 2.81" x 0.32"
(144 x 71 x 8.1 mm)
Form Factor Clamshell Slide Slab Slab Slab
Platform / OS (proprietary) (proprietary) iOS BlackBerry 10 iOS
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, 17

WCDMA: 1, 2, 5

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

Data Technology GPRS EVDO r0 NR (5G) LTE (Cat 3) LTE (Cat 18)
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 Yes Yes Yes
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
Micro-USB
Yes
UWB - - Yes - Yes
Wi-Fi - - Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 a,b,g,n)
Yes
6 (802.11 a,ac,ax,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 Yes Yes
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 BlackBerry Classic (GSM) Apple iPhone 11 Pro
  X > < X > < X > < X > < X

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

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

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