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Phone Samsung Glyde U940 Samsung SGH-X640 Motorola Evoke QA4 AT&T Maestro 3 ZTE Warp Elite
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.8" diag.
16.5 : 9
? 2.8" diag.
5 : 3
6.5" diag.
20 : 9
5.5" diag.
16 : 9
Display Resolution & Type 240 x 440 pixels
(~182 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
240 x 400 pixels
(~167 ppi)
LCD (TFT/TFD)
720 x 1600 pixels
(~270 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~267 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz 60 Hz
Battery 1,000 mAh 800 mAh 1,170 mAh 3,900 mAh 3,000 mAh
Processor ? ? MSM6800a 2 GHz MediaTek Helio A22 (MT6761) 1.2 GHz Qualcomm Snapdragon 410 (MSM8916)
RAM ? ? ? 3 GB 2 GB
Storage ? raw hardware ? raw hardware ? raw hardware 32 GB 16 GB
Main Camera 2 megapixel Yes 2 megapixel 13 megapixel 13 megapixel
Wide Camera - - - 5 megapixel -
Tele Camera - - - - -
Video Capture QVGA (320 x 240) - ? 1080p HD 1080p HD
Front Camera - - - 5 megapixel 5 megapixel
Weight 4.2 oz
(119g)
3 oz
(85g)
4.52 oz
(128g)
6.24 oz
(177g)
5.31 oz
(151g)
Dimensions 4.09" x 1.98" x 0.71"
(104 x 50 x 18 mm)
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)
6.58" x 3.03" x 0.33"
(167 x 77 x 8.4 mm)
6.23" x 3.06" x 0.33"
(158 x 78 x 8.4 mm)
Form Factor Slide Clamshell Slide Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android Android
Network Bands

CDMA: 850, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1700, 1900

4G LTE: 2, 4, 5, 12, 14, 30

4G LTE: 2, 4, 5, 12, 25, 26, 41

CDMA: 800, 850, 1900

Data Technology EVDO r0 GPRS EVDO rA LTE (Cat 4) LTE (Cat 4)
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - - - Yes Yes
GPS / Location Yes - Yes n/a n/a
Accessibility
Adjustable Text Size - - - n/a n/a
Hearing Aid Compatible Yes - Yes Yes Yes
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) Yes - Yes - Yes
Connectivity
Bluetooth Yes - Yes Yes Yes
Mobile Hotspot - - - n/a n/a
USB Yes - 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 Yes n/a n/a
Ringer ID Yes Yes Yes n/a n/a
Voice Dialing Yes - 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 - Yes n/a n/a
Data & Network
Data Tethering Yes - 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
Text Keyboard, Hardware Yes - - - -
Touch Screen Yes - Yes Yes Yes
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client - - Yes n/a n/a
EMS / Picture Messaging - Yes - n/a n/a
Instant Messaging - - - n/a n/a
MMS Yes Yes - n/a n/a
Text Messaging Templates Yes Yes - n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - - - Yes Yes
Music Player Yes - Yes n/a n/a
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 - n/a n/a
Voice Memo - Yes - n/a n/a
Software
BREW Yes - Yes n/a n/a
Games Yes Yes Yes n/a n/a
Java (J2ME) - Yes - n/a n/a
Voice
HD Voice - - - Yes Yes
Headset Jack (2.5 mm) Yes Yes - n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  Samsung Glyde U940 Samsung SGH-X640 Motorola Evoke QA4 AT&T Maestro 3 ZTE Warp Elite
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Glyde U940 Samsung SGH-X640 Motorola Evoke QA4 AT&T Maestro 3 ZTE Warp Elite

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