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Phone Samsung SGH-X640 LG Stylo 4 BlackBerry 7750 Apple iPhone X Motorola i80s
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 6.2" diag.
18 : 9
? 5.8" diag.
19.5 : 9
?
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
1080 x 2160 pixels
(~390 ppi)
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
1125 x 2436 pixels
(~463 ppi)
AMOLED
?
Display Refresh ? 60 Hz ? 60 Hz ?
Battery 800 mAh 3,300 mAh ? 2,716 mAh ?
Processor ? 1.8 GHz Qualcomm Snapdragon 450 ? Apple A11 ?
RAM ? 2 GB * ? 3 GB ?
Storage ? raw hardware 32 GB * ? raw hardware 64 GB * ? raw hardware
Main Camera Yes 13 megapixel - 12 megapixel -
Wide Camera - - - - -
Tele Camera - - - Yes -
Video Capture - 1080p HD - 4K UHD -
Front Camera - 5 megapixel - 7 megapixel -
Weight 3 oz
(85g)
6.07 oz
(172g)
5.01 oz
(142g)
6.14 oz
(174g)
4 oz
(113g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
6.31" x 3.06" x 0.33"
(160 x 78 x 8.4 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
5.65" x 2.79" x 0.3"
(144 x 71 x 7.6 mm)
5.4" x 2" x 1"
(137 x 51 x 25.4 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Android BlackBerry OS iOS (proprietary)
Network Bands

GSM: 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 29, 30, 38, 41, 66, 71

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 34, 38, 39, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

iDEN: 800

Data Technology GPRS LTE (Cat 6) 1xRTT LTE (Cat 9) -
Features 
Barometer - - - Yes -
Fingerprint Reader - Yes
stand-alone
- - -
Flashlight - Yes - Yes -
GPS / Location - n/a n/a n/a -
Water-Resistant - - - Yes
IPX7 (snorkeling)
-
Accessibility
Hearing Aid Compatible - Yes
M4, T3 (mostly tele-coil compatible)
- Yes
M3, T4 (very tele-coil compatible)
-
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Ringer Profiles - - Yes - Yes
Connectivity
Bluetooth - Yes - Yes -
NFC - Yes * - Yes -
USB - Yes
USB Type C
Yes Yes -
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID Yes n/a n/a n/a -
Ringer ID Yes n/a n/a n/a -
Voice Dialing - n/a n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a n/a -
Custom Ringtones Yes n/a n/a n/a -
Data & Network
Data Tethering - n/a n/a n/a Yes
WAP / Web Browser Yes n/a n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Stylus - Yes - - -
Text Keyboard, Hardware - - Yes - -
Touch Screen - Yes
Capacitive
- Yes
Capacitive
-
Memory
Memory Card Slot - Yes - - -
Messaging
Email Client - n/a n/a n/a -
EMS / Picture Messaging Yes n/a n/a n/a -
MMS Yes n/a n/a n/a -
Text Messaging Templates Yes n/a n/a n/a -
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) - Yes - - -
Stereo Speakers - - - Yes -
Photo & Video
DLNA - Yes - - -
TV Output - - - Yes -
Power
Fast Charging - - - Yes -
Wireless Charging - - - Yes -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
To-Do List Yes n/a n/a n/a -
Voice Memo Yes n/a n/a n/a Yes
Software
Games Yes n/a n/a n/a Yes
Java (J2ME) Yes n/a n/a n/a Yes
Voice
HD Voice - Yes - Yes -
Headset Jack (2.5 mm) Yes n/a n/a n/a Yes
Push-To-Talk - - - - Yes
Speaker Phone Yes Yes - Yes Yes
  * Some versions only
  Samsung SGH-X640 LG Stylo 4 BlackBerry 7750 Apple iPhone X Motorola i80s
  X > < X > < X > < X > < X

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

 
Phone Samsung SGH-X640 LG Stylo 4 BlackBerry 7750 Apple iPhone X Motorola i80s

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