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Phone Samsung SGH-X640 Samsung Impression SGH-A877 HTC One S LG Q7+ Palm Pre Plus (GSM)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.2" diag.
5 : 3
4.3" diag.
16 : 9
5.5" diag.
18 : 9
3.1" diag.
5 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
240 x 400 pixels
(~146 ppi)
AMOLED
540 x 960 pixels
(~256 ppi)
AMOLED
1080 x 2160 pixels
(~439 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~186 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 800 mAh 1,000 mAh 1,650 mAh 3,000 mAh 1,150 mAh
Processor ? ? 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8260A 1.8 GHz Qualcomm Snapdragon 450 ?
RAM ? ? 1 GB 4 GB ?
Storage ? raw hardware ? raw hardware 16 GB 64 GB ? raw hardware
Main Camera Yes 3 megapixel 8 megapixel 16 megapixel 3 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - QVGA (320 x 240) 1080p HD 1080p HD VGA (640 x 480)
Front Camera - - Yes 8 megapixel -
Weight 3 oz
(85g)
5.2 oz
(147g)
4.2 oz
(119g)
5.11 oz
(145g)
4.89 oz
(139g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.48" x 2.28" x 0.64"
(114 x 58 x 16.3 mm)
5.15" x 2.56" x 0.31"
(131 x 65 x 7.9 mm)
5.66" x 2.73" x 0.33"
(144 x 69 x 8.4 mm)
3.9" x 2.3" x 0.67"
(99 x 58 x 17 mm)
Form Factor Clamshell Slab Slab Slab Slide
Platform / OS (proprietary) (proprietary) Android Android webOS
Network Bands

GSM: 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

*

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 20, 38, 41, 66, 71

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology GPRS HSDPA 3.6 HSPA+ 42 LTE (Cat 13) HSDPA 1.8
Features 
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - - Yes Yes -
GPS / Location - Yes n/a n/a n/a
Water-Resistant - - - Yes
IPX8 (SCUBA)
-
Accessibility
Hearing Aid Compatible - Yes Yes Yes -
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Ringer Profiles - Yes - - -
Connectivity
Bluetooth - Yes Yes Yes Yes
Mobile Hotspot - - n/a n/a n/a
NFC - - - Yes -
USB - Yes Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
802.11 b,g
Contacts
Picture ID Yes Yes n/a n/a n/a
Ringer ID Yes Yes n/a n/a n/a
Voice Dialing - - n/a n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a n/a
Custom Ringtones Yes Yes n/a n/a n/a
Real-Music Ringers - Yes n/a n/a n/a
Data & Network
Data Tethering - Yes n/a n/a n/a
WAP / Web Browser Yes Yes n/a n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - Yes
Touch Screen - Yes Yes Yes Yes
Memory
Memory Card Slot - Yes - Yes -
Messaging
Email Client - Yes n/a n/a n/a
EMS / Picture Messaging Yes - n/a n/a n/a
Instant Messaging - Yes n/a n/a n/a
MMS Yes Yes n/a n/a n/a
Text Messaging Templates Yes Yes n/a n/a n/a
Music
FM Radio - - Yes Yes -
Headphone Jack (3.5mm) - - Yes Yes Yes
Music Player - Yes n/a n/a n/a
Photo & Video
DLNA - - Yes Yes -
TV Output - - Yes - -
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes Yes n/a n/a n/a
Calculator Yes Yes n/a n/a n/a
Calendar Yes Yes n/a n/a n/a
To-Do List Yes Yes n/a n/a n/a
Voice Memo Yes Yes n/a n/a n/a
Software
Games Yes Yes n/a n/a n/a
Java (J2ME) Yes Yes n/a n/a n/a
Voice
HD Voice - - Yes Yes -
Headset Jack (2.5 mm) Yes - n/a n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-X640 Samsung Impression SGH-A877 HTC One S LG Q7+ Palm Pre Plus (GSM)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Samsung Impression SGH-A877 HTC One S LG Q7+ Palm Pre Plus (GSM)

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