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Phone Samsung SGH-X640 Samsung Transform Ultra Huawei Valiant HTC One Remix / One mini 2 (CDMA)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 3.5" diag.
5 : 3
4" diag.
5 : 3
4.5" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~326 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz 60 Hz
Battery 800 mAh 1,500 mAh 1,750 mAh 2,100 mAh
Processor ? 1 GHz Qualcomm Snapdragon S2 MSM8655 1 GHz Qualcomm Snapdragon S4 Play MSM8225 1.2 GHz Qualcomm Snapdragon 400 MSM8926
RAM ? ? 768 MB 1 GB
Storage ? raw hardware ? raw hardware 4 GB 16 GB
Main Camera Yes 3 megapixel 3 megapixel 13 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - VGA (640 x 480) WVGA / 480p 1080p HD
Front Camera - Yes - 5 megapixel
Weight 3 oz
(85g)
4.9 oz
(139g)
4.94 oz
(140g)
4.83 oz
(137g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.5" x 2.4" x 0.55"
(114 x 61 x 14 mm)
4.96" x 2.52" x 0.45"
(126 x 64 x 11.4 mm)
5.41" x 2.56" x 0.42"
(137 x 65 x 10.6 mm)
Form Factor Clamshell Slide Slab Slab
Platform / OS (proprietary) Android Android Android
Network Bands

GSM: 900, 1800, 1900

CDMA: 800, 850, 1900

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology GPRS EVDO rA HSPA 7.2 LTE (Cat 3)
Features 
GPS / Location - n/a n/a n/a
Accessibility
Adjustable Text Size - n/a n/a n/a
Hearing Aid Compatible - Yes
M4 (very compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages Yes n/a n/a n/a
TTY/TDD (Digital) - Yes Yes Yes
Connectivity
Bluetooth - Yes Yes Yes
Mobile Hotspot - n/a n/a n/a
NFC - - - Yes
USB - Yes Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - Yes
4 (802.11 a,b,g,n)
Yes
4 (802.11 b,g,n)
Yes
4 (802.11 a,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
Customization
Custom Graphics Yes n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a
Real-Music Ringers - n/a n/a n/a
Data & Network
Data Tethering - n/a n/a n/a
WAP / Web Browser Yes n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - -
Touch Screen - Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - Yes 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 n/a n/a
Text Messaging Templates Yes n/a n/a n/a
Music
FM Radio - - Yes -
Headphone Jack (3.5mm) - Yes Yes Yes
Music Player - n/a n/a n/a
Stereo Speakers - - - Yes
Photo & Video
DLNA - - - Yes
Miracast - - - Yes
Power
Fast Charging - - - Yes
Productivity
Alarm Yes n/a n/a n/a
Calculator Yes n/a n/a n/a
Calendar Yes n/a n/a n/a
To-Do List Yes n/a n/a n/a
Voice Memo Yes n/a n/a n/a
Software
Games Yes n/a n/a n/a
Java (J2ME) Yes n/a n/a n/a
Voice
Headset Jack (2.5 mm) Yes n/a n/a n/a
Speaker Phone Yes Yes Yes Yes
  Samsung SGH-X640 Samsung Transform Ultra Huawei Valiant HTC One Remix / One mini 2 (CDMA)
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Phone Samsung SGH-X640 Samsung Transform Ultra Huawei Valiant HTC One Remix / One mini 2 (CDMA)

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