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Phone Samsung SGH-X640 BlackBerry 7750 Samsung Glyde U940 Sony Xperia ion Asus ROG Phone II
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Not yet released
Specifications 
Display Size ? ? 2.8" diag.
16.5 : 9
4.6" diag.
16 : 9
6.6" diag.
19.5 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
240 x 440 pixels
(~182 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~323 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~391 ppi)
AMOLED
Display Refresh ? ? ? 60 Hz 120 Hz
Battery 800 mAh ? 1,000 mAh 1,900 mAh 6,000 mAh
Processor ? ? ? 1.5 GHz Qualcomm Snapdragon S3 MSM8260 3 GHz Qualcomm Snapdragon 855 Plus
RAM ? ? ? 1 GB 12 GB
Storage ? raw hardware ? raw hardware ? raw hardware 16 GB 512 GB
Main Camera Yes - 2 megapixel 12 megapixel 48 megapixel
Wide Camera - - - - 13 megapixel
Tele Camera - - - - -
Video Capture - - QVGA (320 x 240) 1080p HD 4K UHD
Front Camera - - - 1 megapixel 24 megapixel
Weight 3 oz
(85g)
5.01 oz
(142g)
4.2 oz
(119g)
5.1 oz
(145g)
8.47 oz
(240g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.09" x 1.98" x 0.71"
(104 x 50 x 18 mm)
5.2" x 2.7" x 0.4"
(132 x 69 x 10.2 mm)
6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
Form Factor Clamshell Slab Slide Slab Slab
Platform / OS (proprietary) BlackBerry OS (proprietary) Android Android
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

4G LTE: 4, 17

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

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

WCDMA: 1, 2, 3, 4, 5, 8, 19

GSM: 850, 900, 1800, 1900

Data Technology GPRS 1xRTT EVDO r0 LTE (Cat 3) LTE (Cat 20)
Features 
Fingerprint Reader - - - - Yes
in-display (optical)
Flashlight - - - - Yes
GPS / Location - n/a Yes n/a n/a
Accessibility
Hearing Aid Compatible - - Yes Yes Yes
Multiple Languages Yes n/a Yes n/a n/a
TTY/TDD (Digital) - Yes Yes - -
Alerts
Ringer Profiles - Yes - - -
Connectivity
Bluetooth - - Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - n/a - n/a n/a
NFC - - - - Yes
USB - Yes Yes Yes Yes
USB Type C
Wi-Fi - - - Yes Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes n/a Yes n/a n/a
Ringer ID Yes n/a Yes n/a n/a
Voice Dialing - n/a Yes n/a n/a
Customization
Custom Graphics Yes n/a Yes n/a n/a
Custom Ringtones Yes n/a Yes n/a n/a
Real-Music Ringers - n/a Yes n/a n/a
Data & Network
Data Tethering - n/a Yes n/a n/a
Dual-SIM - - - - Yes
WAP / Web Browser Yes n/a Yes n/a n/a
Input
Predictive Text Entry Yes n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes Yes - -
Touch Screen - - 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 n/a Yes n/a n/a
Text Messaging Templates Yes n/a Yes n/a n/a
Music
FM Radio - - - Yes Yes
Headphone Jack (3.5mm) - - - Yes Yes
Music Player - n/a Yes n/a n/a
Stereo Speakers - - - - Yes
Photo & Video
DLNA - - - Yes -
TV Output - - - Yes Yes
Power
Fast Charging - - - - Yes
Productivity
Alarm Yes n/a Yes n/a n/a
Calculator Yes n/a Yes n/a n/a
Calendar Yes n/a Yes 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 - n/a Yes n/a n/a
Games Yes n/a Yes n/a n/a
Java (J2ME) Yes n/a - n/a n/a
Voice
Headset Jack (2.5 mm) Yes n/a Yes n/a n/a
Speaker Phone Yes - Yes Yes Yes
  Samsung SGH-X640 BlackBerry 7750 Samsung Glyde U940 Sony Xperia ion Asus ROG Phone II
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 BlackBerry 7750 Samsung Glyde U940 Sony Xperia ion Asus ROG Phone II

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