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Phone Samsung SGH-X820 Coolpad REVVL Plus Nokia 8890 Samsung Galaxy S II, Epic 4G Touch HTC EVO 4G LTE
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 6" diag.
16 : 9
? 4.5" diag.
5 : 3
4.7" diag.
16 : 9
Display Resolution & Type 220 x 176 pixels
LCD (TFT/TFD)
1080 x 1920 pixels
(~367 ppi)
LCD (TFT/TFD)
? 480 x 800 pixels
(~206 ppi)
AMOLED
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? 60 Hz 60 Hz
Battery 650 mAh 3,380 mAh ? 1,800 mAh 2,000 mAh
Processor ? 2 GHz Qualcomm Snapdragon 625 (MSM8953) ? 1.2 GHz Samsung Exynos C210 dual-core 1.5 GHz Qualcomm Snapdragon S4
RAM ? 2 GB ? ? 1 GB
Storage ? raw hardware 32 GB ? raw hardware 16 GB 16 GB
Main Camera 2 megapixel 13 megapixel - 8 megapixel 8 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? 1080p HD - 1080p HD 1080p HD
Front Camera - 8 megapixel - 2 megapixel 1 megapixel
Weight 2.33 oz
(66g)
6.91 oz
(196g)
3.21 oz
(91g)
4.55 oz
(129g)
5.05 oz
(143g)
Dimensions 4.45" x 1.97" x 0.27"
(113 x 50 x 6.9 mm)
6.49" x 3.24" x 0.34"
(165 x 82 x 8.6 mm)
3.94" x 1.73" x 0.71"
(100 x 44 x 18 mm)
5.1" x 2.7" x 0.38"
(130 x 69 x 9.6 mm)
5.3" x 2.7" x 0.35"
(135 x 69 x 8.9 mm)
Form Factor Slab Slab Slide Slab Slab
Platform / OS (proprietary) Android (proprietary) Android Android
Network Bands

GSM: 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 66

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

GSM: 900, 1900

4G WiMAX: 41

CDMA: 800, 850, 1900

*

4G LTE: 25

CDMA: 800, 850, 1900

Data Technology EDGE LTE (Cat 6) - WiMAX LTE (Cat 3)
Features 
Fingerprint Reader - Yes
stand-alone
- - -
Flashlight - Yes - - -
GPS / Location - n/a - n/a n/a
Accessibility
Hearing Aid Compatible - Yes - Yes Yes
Multiple Languages Yes n/a Yes n/a n/a
TTY/TDD (Digital) - Yes - Yes Yes
Alerts
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
-
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - Yes - -
Mobile Hotspot - n/a - n/a n/a
NFC - - - - Yes
USB Yes Yes
Micro-USB
- Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
- Yes
4 (802.11 a,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 Yes n/a n/a
Customization
Custom Graphics Yes n/a - n/a n/a
Custom Ringtones Yes n/a Yes n/a n/a
Real-Music Ringers Yes n/a - n/a n/a
Data & Network
Data Tethering - n/a Yes n/a n/a
External Antenna Jack Yes n/a - n/a n/a
WAP / Web Browser Yes n/a - n/a n/a
Input
Predictive Text Entry Yes n/a 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 n/a
EMS / Picture Messaging Yes n/a - n/a n/a
Instant Messaging - n/a - n/a n/a
MMS Yes n/a Yes 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
Photo & Video
DLNA - - - Yes Yes
TV Output Yes - - Yes -
Productivity
Alarm Yes n/a Yes n/a n/a
Calculator Yes n/a Yes n/a n/a
Calendar Yes n/a Yes 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 Yes n/a n/a
Java (J2ME) Yes n/a - n/a n/a
Voice
HD Voice - Yes - - Yes
Speaker Phone Yes Yes - Yes Yes
  Samsung SGH-X820 Coolpad REVVL Plus Nokia 8890 Samsung Galaxy S II, Epic 4G Touch HTC EVO 4G LTE
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X820 Coolpad REVVL Plus Nokia 8890 Samsung Galaxy S II, Epic 4G Touch HTC EVO 4G LTE

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