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Phone Samsung SGH-X640 ZTE Agent HP iPAQ Glisten Apple iPhone 12 mini Samsung Droid Charge
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.4" diag.
4 : 3
2.5" diag.
4 : 3
5.4" diag.
19.5 : 9
4.3" diag.
5 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
320 x 240 pixels
(~160 ppi)
AMOLED
1080 x 2340 pixels
(~477 ppi)
AMOLED
480 x 800 pixels
(~217 ppi)
AMOLED
Display Refresh ? ? ? 60 Hz 60 Hz
Battery 800 mAh 900 mAh 1,590 mAh 2,227 mAh 1,500 mAh
Processor ? ? 528 MHz Qualcomm MSM7200a (ARM11) Apple A14 Bionic 1 GHz Samsung Hummingbird
RAM ? ? ? 4 GB ?
Storage ? raw hardware ? raw hardware ? raw hardware 64 GB * ? raw hardware
Main Camera Yes 1 megapixel 3 megapixel 12 megapixel 8 megapixel
Wide Camera - - - 12 megapixel -
Tele Camera - - - - -
Video Capture - ? QVGA (320 x 240) 4K UHD 720p HD
Front Camera - - - 12 megapixel 1 megapixel
Weight 3 oz
(85g)
3.53 oz
(100g)
5.29 oz
(150g)
4.76 oz
(135g)
5.06 oz
(144g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.3" x 1.9" x 0.6"
(109 x 48 x 15.2 mm)
4.44" x 2.47" x 0.53"
(113 x 63 x 13.4 mm)
5.18" x 2.53" x 0.29"
(132 x 64 x 7.4 mm)
5.1" x 2.68" x 0.46"
(130 x 68 x 11.7 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) (proprietary) Windows Mobile Professional iOS Android
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1700, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 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: 13

CDMA: 850, 1900

Data Technology GPRS 1xRTT HSDPA 3.6 NR (5G) LTE (Cat 3)
Features 
Barometer - - - Yes -
Flashlight - - - Yes -
GPS / Location - Yes n/a n/a n/a
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 Yes n/a n/a n/a
TTY/TDD (Digital) - Yes Yes Yes Yes
Connectivity
Bluetooth - Yes Yes Yes Yes
Mobile Hotspot - - n/a n/a n/a
NFC - - - Yes -
USB - Yes
Micro-USB
Yes
Micro-USB
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 b,g,n)
Contacts
Picture ID Yes - n/a n/a n/a
Ringer ID Yes Yes n/a n/a n/a
Voice Dialing - - 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 - - n/a n/a n/a
Dual-SIM - - - 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
Stylus - - 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 n/a
EMS / Picture Messaging Yes - n/a n/a n/a
Instant Messaging - Yes 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
Headphone Jack (3.5mm) - Yes Yes - Yes
Music Player - Yes n/a n/a n/a
Stereo Speakers - - - Yes -
Photo & Video
DLNA - - - - Yes
TV Output - - - Yes Yes
Video Calling - - n/a n/a n/a
Power
Fast Charging - - - Yes -
Wireless Charging - - - 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 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 -
Headset Jack (2.5 mm) Yes - n/a n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-X640 ZTE Agent HP iPAQ Glisten Apple iPhone 12 mini Samsung Droid Charge
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Phone Samsung SGH-X640 ZTE Agent HP iPAQ Glisten Apple iPhone 12 mini Samsung Droid Charge

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