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Phone Samsung SGH-X640 Motorola Evoke QA4 Ericsson T66 ZTE Blade Max 2s HTC Desire 612 (CDMA)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.8" diag.
5 : 3
? 6" diag.
18 : 9
4.7" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
240 x 400 pixels
(~167 ppi)
LCD (TFT/TFD)
? 1080 x 2160 pixels
(~402 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~234 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz 60 Hz
Battery 800 mAh 1,170 mAh ? 4,000 mAh 2,040 mAh
Processor ? MSM6800a ? 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) 1.2 GHz Qualcomm Snapdragon 400 (MSM8926)
RAM ? ? ? 2 GB 1 GB
Storage ? raw hardware ? raw hardware ? raw hardware 32 GB 8 GB
Main Camera Yes 2 megapixel - 13 megapixel 8 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? - 1080p HD 1080p HD
Front Camera - - - 5 megapixel 1 megapixel
Weight 3 oz
(85g)
4.52 oz
(128g)
2.08 oz
(59g)
6.35 oz
(180g)
5.15 oz
(146g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.25" x 1.99" x 0.69"
(108 x 51 x 17.5 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
6.26" x 2.96" x 0.32"
(159 x 75 x 8.1 mm)
5.66" x 2.77" x 0.37"
(144 x 70 x 9.4 mm)
Form Factor Clamshell Slide Slab Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android Android
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1700, 1900

GSM: 900, 1800, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 13, 25, 26, 41

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 4, 13

CDMA: 850, 1900

Data Technology GPRS EVDO rA - LTE (Cat 6) LTE (Cat 3)
Features 
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - - - Yes -
GPS / Location - Yes - n/a n/a
Accessibility
Adjustable Text Size - - - n/a n/a
Hearing Aid Compatible - Yes - Yes Yes
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) - Yes - Yes Yes
Alerts
Ringer Profiles - - Yes - -
Connectivity
Bluetooth -
Yes
Classic Audio
-
Yes
Classic Audio
Yes
Mobile Hotspot - - - n/a n/a
NFC - - - - Yes
USB - Yes - Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - - Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 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 Yes n/a n/a
Custom Ringtones Yes Yes Yes n/a n/a
Real-Music Ringers - Yes - n/a n/a
Data & Network
Data Tethering - Yes - n/a n/a
WAP / Web Browser Yes Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes - 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
Instant Messaging - - - n/a n/a
MMS Yes - - n/a n/a
Text Messaging Templates Yes - Yes n/a n/a
Music
Headphone Jack (3.5mm) - - - Yes Yes
Music Player - Yes - n/a n/a
Stereo Speakers - - - - Yes
Photo & Video
DLNA - - - - Yes
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes Yes Yes n/a n/a
Calculator Yes Yes Yes n/a n/a
Calendar Yes Yes Yes n/a n/a
To-Do List Yes - Yes n/a n/a
Voice Memo Yes - - n/a n/a
Software
BREW - Yes - n/a n/a
Games Yes Yes Yes n/a n/a
Java (J2ME) Yes - - n/a n/a
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) Yes - - n/a n/a
Speaker Phone Yes Yes - Yes Yes
  Samsung SGH-X640 Motorola Evoke QA4 Ericsson T66 ZTE Blade Max 2s HTC Desire 612 (CDMA)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Motorola Evoke QA4 Ericsson T66 ZTE Blade Max 2s HTC Desire 612 (CDMA)

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