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Phone Samsung Trill R520 Nokia 7210 HTC Touch Diamond (CDMA) LG Optimus F3Q
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
? 2.8" diag.
4 : 3
4" diag.
5 : 3
Display Resolution & Type 176 x 220 pixels
(~128 ppi)
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
480 x 640 pixels
(~286 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz
Battery 880 mAh 720 mAh 1,340 mAh 2,460 mAh
Processor ? ? 528 MHz Qualcomm MSM7501A 1.2 GHz Qualcomm Snapdragon 400 MSM8930
RAM ? ? ? 1 GB
Storage ? raw hardware ? raw hardware ? raw hardware 4 GB
Main Camera 1 megapixel - 3 megapixel 5 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? - CIF (352 x 288) 1080p HD
Front Camera - - - Yes
Weight 3.42 oz
(97g)
2.93 oz
(83g)
4.1 oz
(116g)
5.64 oz
(160g)
Dimensions 3.97" x 1.96" x 0.57"
(101 x 50 x 14.5 mm)
4.17" x 1.77" x 0.69"
(106 x 45 x 17.5 mm)
3.98" x 2" x 0.6"
(101 x 51 x 15.2 mm)
4.8" x 2.55" x 0.55"
(122 x 65 x 14 mm)
Form Factor Slide Slab Slab Slide
Platform / OS (proprietary) (proprietary) Windows Mobile Professional Android
Network Bands

CDMA: 850, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 2, 4, 17

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 GPRS EVDO rA LTE (Cat 3)
Features 
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 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
Infrared (IR) - Yes - -
Mobile Hotspot - - n/a n/a
NFC - - - Yes
USB Yes - Yes
Mini-USB
Yes
Micro-USB
Wi-Fi - - Yes
802.11 b,g
Yes
4 (802.11 a,b,g,n)
Contacts
Picture ID Yes - n/a n/a
Ringer ID Yes - n/a n/a
Voice Dialing Yes - n/a n/a
Customization
Changeable Body Plates - Yes - -
Custom Graphics Yes Yes n/a n/a
Custom Ringtones Yes Yes n/a n/a
Real-Music Ringers Yes - n/a n/a
Data & Network
Data Tethering Yes Yes n/a n/a
WAP / Web Browser Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes
Stylus - - Yes -
Text Keyboard, Hardware - - - Yes
Touch Screen - - Yes Yes
Memory
Memory Card Slot Yes - Yes * Yes
Messaging
Email Client - - 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 - n/a n/a
Photo & Video
DLNA - - - Yes
Productivity
Alarm Yes Yes n/a n/a
Calculator Yes Yes n/a n/a
Calendar Yes Yes n/a n/a
To-Do List - Yes n/a n/a
Voice Memo Yes - n/a n/a
Software
BREW Yes - n/a n/a
Games Yes Yes n/a n/a
Java (J2ME) - Yes n/a n/a
Voice
HD Voice - - - Yes
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Samsung Trill R520 Nokia 7210 HTC Touch Diamond (CDMA) LG Optimus F3Q
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Phone Samsung Trill R520 Nokia 7210 HTC Touch Diamond (CDMA) LG Optimus F3Q

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