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Phone Samsung SGH-X640 Sony Xperia XZs Motorola razr (2020) Motorola Evoke QA4
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 5.2" diag.
16 : 9
6.2" diag.
22 : 9
2.8" diag.
5 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
1080 x 1920 pixels
(~424 ppi)
LCD (TFT/TFD)
876 x 2142 pixels
(~373 ppi)
AMOLED
240 x 400 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz ?
Battery 800 mAh 2,900 mAh 2,800 mAh 1,170 mAh
Processor ? 2.2 GHz Qualcomm Snapdragon 820 (MSM8996) Qualcomm Snapdragon 765G MSM6800a
RAM ? 4 GB 8 GB ?
Storage ? raw hardware 64 GB 256 GB ? raw hardware
Main Camera Yes 19 megapixel 48 megapixel 2 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - 4K UHD 4K UHD ?
Front Camera - 13 megapixel 20 megapixel -
Weight 3 oz
(85g)
5.68 oz
(161g)
6.77 oz
(192g)
4.52 oz
(128g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
5.75" x 2.83" x 0.32"
(146 x 72 x 8.1 mm)
3.61" x 2.86" x 0.63"
(92 x 73 x 16 mm)
4.25" x 1.99" x 0.69"
(108 x 51 x 17.5 mm)
Form Factor Clamshell Slab Clamshell Slide
Platform / OS (proprietary) Android Android (proprietary)
Network Bands

GSM: 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 29, 40, 41

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

5G: 2, 5, 25, 41, 66, 71, 78

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

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1700, 1900

Data Technology GPRS LTE (Cat 9) NR (5G) EVDO rA
Features 
Barometer - Yes Yes -
Fingerprint Reader - Yes *
stand-alone
Yes
stand-alone
-
Flashlight - Yes Yes -
GPS / Location - n/a n/a Yes
Water-Resistant - Yes
IPX8 (SCUBA)
Yes -
Accessibility
Hearing Aid Compatible - Yes
M4, T3 (mostly tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
Multiple Languages Yes n/a n/a Yes
TTY/TDD (Digital) - Yes Yes Yes
Alerts
Extra Display - - Yes -
Connectivity
Bluetooth - Yes Yes Yes
NFC - Yes Yes -
USB - Yes
USB Type C
Yes
USB Type C
Yes
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 ac,b,g,n)
-
Contacts
Picture ID Yes n/a n/a Yes
Ringer ID Yes n/a n/a Yes
Voice Dialing - n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a Yes
Custom Ringtones Yes n/a n/a Yes
Real-Music Ringers - n/a n/a Yes
Data & Network
Data Tethering - n/a n/a Yes
Dual-SIM - Yes Yes -
WAP / Web Browser Yes n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes
Touch Screen - Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - Yes - Yes
Messaging
Email Client - n/a n/a Yes
EMS / Picture Messaging Yes n/a n/a -
MMS Yes n/a n/a -
Text Messaging Templates Yes n/a n/a -
Music
Headphone Jack (3.5mm) - Yes - -
Music Player - n/a n/a Yes
Stereo Speakers - Yes - -
Photo & Video
DLNA - Yes - -
Miracast - Yes - -
Power
Fast Charging - Yes Yes -
Productivity
Alarm Yes n/a n/a Yes
Calculator Yes n/a n/a Yes
Calendar Yes n/a n/a Yes
To-Do List Yes n/a n/a -
Voice Memo Yes n/a n/a -
Software
BREW - n/a n/a Yes
Games Yes n/a n/a Yes
Java (J2ME) Yes n/a n/a -
Voice
HD Voice - Yes Yes -
Headset Jack (2.5 mm) Yes n/a n/a -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Samsung SGH-X640 Sony Xperia XZs Motorola razr (2020) Motorola Evoke QA4
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Sony Xperia XZs Motorola razr (2020) Motorola Evoke QA4

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