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Phone Samsung SCH-A990 Ericsson R520 Kyocera Hydro Wave / Hydro Air Nokia 3555 Coolpad Quattro 4G
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 5" diag.
16 : 9
1.8" diag.
4 : 3
4" diag.
5 : 3
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
? 540 x 960 pixels
(~220 ppi)
LCD (TFT/TFD)
128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? 60 Hz
Battery 1,000 mAh ? 2,300 mAh ? 1,600 mAh
Processor ? ? 1.2 GHz Qualcomm Snapdragon 410 (MSM8916) ? ?
RAM ? ? 1 GB ? ?
Storage ? raw hardware ? raw hardware 8 GB ? raw hardware 512 MB
Main Camera 3 megapixel - 5 megapixel Yes 3 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? - 1080p HD QCIF (176 x 144) VGA (640 x 480)
Front Camera - - 2 megapixel - Yes
Weight 4.4 oz
(125g)
4.23 oz
(120g)
5.11 oz
(145g)
3.32 oz
(94g)
3.31 oz
(94g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
5.66" x 2.85" x 0.42"
(144 x 72 x 10.7 mm)
3.94" x 1.75" x 0.83"
(100 x 44 x 21 mm)
4.96" x 2.6" x 0.51"
(126 x 66 x 13 mm)
Form Factor Clamshell Slab Slab Clamshell Slab
Platform / OS (proprietary) (proprietary) Android (proprietary) Android
Network Bands

CDMA: 850, 1900

GSM: 900, 1800, 1900

4G LTE: 2, 4, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

WCDMA: 4

GSM: 850, 900, 1800, 1900

*

4G LTE: 2, 4

CDMA: 850, 1700, 1900

Data Technology EVDO r0 GPRS LTE (Cat 4) WCDMA (UMTS) LTE (Cat 3)
Features 
Flashlight Yes - Yes - -
GPS / Location Yes - n/a - n/a
Ruggedized - - Yes - -
Water-Resistant - - Yes
IPX7 (snorkeling)
- -
Accessibility
Adjustable Text Size - - n/a - n/a
Hearing Aid Compatible Yes - Yes Yes * Yes
Multiple Languages Yes Yes n/a Yes n/a
TTY/TDD (Digital) Yes - Yes - Yes
Alerts
Extra Display Yes - - Yes -
Ringer Profiles - Yes - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
HSP, Sync, OPP, DUN
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - Yes - - -
Mobile Hotspot - - n/a - n/a
USB Yes - Yes
Micro-USB
Yes Yes
Wi-Fi - - Yes
4 (802.11 b,g,n)
- Yes
Contacts
Picture ID Yes - n/a Yes n/a
Ringer ID Yes - n/a Yes n/a
Voice Dialing Yes Yes n/a Yes n/a
Customization
Custom Graphics Yes - n/a Yes n/a
Custom Ringtones Yes Yes n/a Yes n/a
Real-Music Ringers Yes - n/a Yes n/a
Data & Network
Data Tethering Yes Yes n/a - n/a
WAP / Web Browser Yes Yes n/a Yes n/a
Input
Predictive Text Entry Yes Yes n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - Yes - Yes
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client - - n/a - n/a
EMS / Picture Messaging Yes - n/a - n/a
Instant Messaging - - n/a Yes * n/a
MMS Yes - n/a Yes n/a
Text Messaging Templates Yes Yes n/a Yes n/a
Music
Headphone Jack (3.5mm) - - Yes - Yes
Music Player Yes - n/a Yes n/a
Stereo Speakers Yes - - - -
Photo & Video
TV Output Yes - - - -
Power
Fast Charging - - Yes * - -
Productivity
Alarm Yes Yes n/a Yes n/a
Calculator Yes Yes n/a Yes n/a
Calendar Yes Yes n/a Yes n/a
To-Do List - - n/a Yes n/a
Voice Memo Yes Yes n/a Yes n/a
Software
BREW Yes - n/a - n/a
Games Yes Yes n/a Yes n/a
Java (J2ME) - - n/a Yes n/a
Voice
HD Voice - - Yes * - -
Headset Jack (2.5 mm) - - n/a Yes n/a
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SCH-A990 Ericsson R520 Kyocera Hydro Wave / Hydro Air Nokia 3555 Coolpad Quattro 4G
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Phone Samsung SCH-A990 Ericsson R520 Kyocera Hydro Wave / Hydro Air Nokia 3555 Coolpad Quattro 4G

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