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Phone Samsung Impression SGH-A877 Casio G'zOne Rock HTC TyTN / 8525 / JasJam (Hermes) LG K30 2018 (GSM)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 3.2" diag.
5 : 3
2.1" diag.
4 : 3
? 5.3" diag.
16 : 9
Display Resolution & Type 240 x 400 pixels
(~146 ppi)
AMOLED
240 x 320 pixels
(~190 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
720 x 1280 pixels
(~277 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz
Battery 1,000 mAh 1,150 mAh 1,350 mAh 2,880 mAh
Processor ? ? 400 MHz Samsung 1.4 GHz Qualcomm Snapdragon 425 (MSM8917)
RAM ? ? ? 2 GB
Storage ? raw hardware ? raw hardware ? raw hardware 32 GB *
Main Camera 3 megapixel 2 megapixel 2 megapixel 13 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture QVGA (320 x 240) ? CIF (352 x 288) 1080p HD
Front Camera - - - 5 megapixel
Weight 5.2 oz
(147g)
4.4 oz
(125g)
6.21 oz
(176g)
5.93 oz
(168g)
Dimensions 4.48" x 2.28" x 0.64"
(114 x 58 x 16.3 mm)
4.1" x 2" x 0.9"
(104 x 51 x 22.9 mm)
4.43" x 2.28" x 0.86"
(113 x 58 x 21.8 mm)
5.85" x 2.95" x 0.34"
(149 x 75 x 8.6 mm)
Form Factor Slab Clamshell Slide Slab
Platform / OS (proprietary) (proprietary) Windows Mobile Professional Android
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 7, 12, 66, 71

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

Data Technology HSDPA 3.6 EVDO rA HSDPA 1.8 LTE (Cat 4)
Features 
Fingerprint Reader - - - Yes
stand-alone
Flashlight - Yes - Yes
GPS / Location Yes Yes n/a n/a
Ruggedized - Yes - -
Water-Resistant - Yes - -
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
Extra Display - Yes - -
Ringer Profiles Yes - - -
Connectivity
Bluetooth Yes Yes Yes Yes
Infrared (IR) - - Yes -
USB Yes 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 Yes n/a n/a
Ringer ID Yes Yes n/a n/a
Voice Dialing - Yes n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a
Custom Ringtones 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
External Antenna Jack - - 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
Text Keyboard, Hardware Yes - Yes -
Touch Screen Yes - Yes Yes
Memory
Memory Card Slot Yes Yes Yes Yes
Messaging
Email Client Yes Yes n/a n/a
Instant Messaging Yes Yes 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
Music Player Yes Yes n/a n/a
Photo & Video
Video Calling - - n/a n/a
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 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
Headset Jack (2.5 mm) - Yes n/a n/a
Push-To-Talk - Yes Yes * -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Samsung Impression SGH-A877 Casio G'zOne Rock HTC TyTN / 8525 / JasJam (Hermes) LG K30 2018 (GSM)
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Phone Samsung Impression SGH-A877 Casio G'zOne Rock HTC TyTN / 8525 / JasJam (Hermes) LG K30 2018 (GSM)

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