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Phone Samsung SGH-X640 Motorola RAZR2 V9m Sony Xperia Z5 Sony Xperia Pro Ericsson T66
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Not yet released Released Released
Specifications 
Display Size ? 2.2" diag.
4 : 3
5.2" diag.
16 : 9
6.5" diag.
21 : 9
?
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
1080 x 1920 pixels
(~424 ppi)
LCD (TFT/TFD)
1644 x 3840 pixels
(~643 ppi)
AMOLED
?
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 800 mAh 730 mAh 2,900 mAh 4,000 mAh ?
Processor ? ? 2 GHz Qualcomm Snapdragon 810 (MSM8994) Qualcomm Snapdragon 865 ?
RAM ? ? 3 GB 12 GB ?
Storage ? raw hardware ? raw hardware 32 GB 512 GB ? raw hardware
Main Camera Yes 2 megapixel 23 megapixel 12 megapixel -
Wide Camera - - - 12 megapixel -
Tele Camera - - - 12 megapixel -
Video Capture - ? 4K UHD 4K UHD -
Front Camera - - 5 megapixel 8 megapixel -
Weight 3 oz
(85g)
4.13 oz
(117g)
5.43 oz
(154g)
7.94 oz
(225g)
2.08 oz
(59g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.06" x 2.1" x 0.47"
(103 x 53 x 11.9 mm)
5.75" x 2.83" x 0.29"
(146 x 72 x 7.3 mm)
6.7" x 3" x 0.4"
(170 x 76 x 10.2 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
Form Factor Clamshell Clamshell Slab Slab Slab
Platform / OS (proprietary) (proprietary) Android Android (proprietary)
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

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

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

5G: 2, 5, 66, 260, 261

4G LTE: 2, 4, 5, 7, 12, 13, 25, 26, 41, 48, 66

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

Data Technology GPRS EVDO r0 LTE (Cat 6) NR (5G) -
Features 
Fingerprint Reader - - Yes
stand-alone
Yes
stand-alone
-
Flashlight - - Yes Yes -
GPS / Location - Yes n/a n/a -
Water-Resistant - - Yes
IPX8 (SCUBA)
Yes
IPX8 (SCUBA)
-
Accessibility
Adjustable Text Size - - n/a n/a -
Hearing Aid Compatible - Yes Yes Yes -
Multiple Languages Yes Yes n/a n/a Yes
TTY/TDD (Digital) - Yes Yes Yes -
Alerts
Extra Display - Yes - - -
Ringer Profiles - Yes * - - Yes
Connectivity
Bluetooth - Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
-
MirrorLink - - Yes - -
Mobile Hotspot - - n/a n/a -
NFC - - Yes Yes -
USB - Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
-
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
-
Contacts
Picture ID Yes Yes n/a n/a -
Ringer ID Yes Yes n/a n/a -
Voice Dialing - Yes n/a n/a -
Customization
Custom Graphics Yes Yes n/a n/a Yes
Custom Ringtones Yes Yes n/a n/a Yes
Real-Music Ringers - Yes n/a n/a -
Data & Network
Data Tethering - Yes * n/a n/a -
Dual-SIM - - - Yes -
WAP / Web Browser Yes Yes n/a n/a Yes
Input
Predictive Text Entry Yes Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - Yes Yes -
Memory
Memory Card Slot - Yes Yes Yes -
Messaging
Email Client - Yes * n/a n/a -
EMS / Picture Messaging Yes Yes n/a n/a Yes
Instant Messaging - - n/a n/a -
MMS Yes Yes * n/a n/a -
Text Messaging Templates Yes Yes n/a n/a Yes
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - - Yes Yes -
Music Player - Yes n/a n/a -
Stereo Speakers - - Yes Yes -
Photo & Video
DLNA - - Yes - -
Miracast - - Yes - -
TV Output - - Yes Yes -
Power
Fast Charging - - Yes Yes -
Productivity
Alarm Yes Yes n/a n/a Yes
Calculator Yes Yes n/a n/a Yes
Calendar Yes Yes n/a n/a Yes
To-Do List Yes - n/a n/a Yes
Voice Memo Yes Yes n/a n/a -
Software
BREW - Yes * n/a n/a -
Games Yes Yes n/a n/a Yes
Java (J2ME) Yes 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 Motorola RAZR2 V9m Sony Xperia Z5 Sony Xperia Pro Ericsson T66
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Phone Samsung SGH-X640 Motorola RAZR2 V9m Sony Xperia Z5 Sony Xperia Pro Ericsson T66

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