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Phone Huawei M750 HTC HD7 / HD7S Samsung SGH-P850 / P858 LG K40 / Harmony 3
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.8" diag.
4 : 3
4.3" diag.
5 : 3
? 5.7" diag.
18 : 9
Display Resolution & Type 240 x 320 pixels
(~143 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~217 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
720 x 1440 pixels
(~282 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz
Battery 1,150 mAh 1,230 mAh 950 mAh 3,000 mAh
Processor ? 1 GHz Qualcomm Snapdragon S1 QSD8250 ? 1.8 GHz Qualcomm Snapdragon 450
RAM ? ? ? 2 GB
Storage ? raw hardware 16 GB ? raw hardware 32 GB
Main Camera 1 megapixel 5 megapixel 3 megapixel 13 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - 720p HD ? 1080p HD
Front Camera - - - 5 megapixel
Weight 3.92 oz
(111g)
5.71 oz
(162g)
4.23 oz
(120g)
5.11 oz
(145g)
Dimensions 4.21" x 2.25" x 0.59"
(107 x 57 x 14.9 mm)
4.8" x 2.7" x 0.44"
(122 x 69 x 11.2 mm)
3.77" x 1.86" x 0.96"
(96 x 47 x 24.4 mm)
6.02" x 2.83" x 0.32"
(153 x 72 x 8.1 mm)
Form Factor Slab Slab Clamshell Slab
Platform / OS (proprietary) Windows (proprietary) Android
Network Bands

CDMA: 850, 1700, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

*

GSM: 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 13, 14, 25, 26, 29, 30, 41, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

Data Technology 1xRTT HSPA 7.2 EDGE LTE (Cat 6)
Features 
Fingerprint Reader - - - Yes
stand-alone
Flashlight - - - Yes
GPS / Location Yes n/a - n/a
Accessibility
Hearing Aid Compatible Yes
M3 (mostly compatible)
- - Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages - n/a Yes n/a
TTY/TDD (Digital) Yes Yes - Yes
Alerts
Extra Display - - Yes -
Connectivity
Bluetooth Yes Yes Yes Yes
NFC - - - Yes *
USB Yes Yes
Micro-USB
Yes Yes
Micro-USB
Wi-Fi - Yes
4 (802.11 b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes n/a Yes n/a
Ringer ID Yes n/a Yes n/a
Voice Dialing - n/a - n/a
Customization
Custom Graphics Yes n/a Yes n/a
Custom Ringtones Yes n/a Yes n/a
Real-Music Ringers - n/a Yes n/a
Data & Network
WAP / Web Browser Yes n/a Yes n/a
Input
Predictive Text Entry - n/a Yes n/a
Side Keys Yes Yes Yes Yes
Stylus Yes - - -
Touch Screen Yes
Resistive
Yes
Capacitive
- Yes
Capacitive
Memory
Memory Card Slot Yes - Yes Yes
Messaging
Email Client Yes n/a Yes n/a
Instant Messaging Yes n/a - n/a
MMS Yes n/a Yes n/a
Text Messaging Templates Yes n/a Yes n/a
Music
FM Radio - Yes - Yes
Headphone Jack (3.5mm) Yes Yes - Yes
Music Player Yes n/a Yes n/a
Stereo Speakers - Yes Yes -
Photo & Video
DLNA - - - Yes
TV Output - - Yes -
Productivity
Alarm Yes n/a Yes n/a
Calculator Yes n/a Yes n/a
Calendar Yes n/a Yes n/a
Voice Memo Yes n/a Yes n/a
Software
BREW Yes n/a - n/a
Games Yes n/a Yes n/a
Java (J2ME) - n/a Yes n/a
Voice
HD Voice - - - Yes
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Huawei M750 HTC HD7 / HD7S Samsung SGH-P850 / P858 LG K40 / Harmony 3
  X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Huawei M750 HTC HD7 / HD7S Samsung SGH-P850 / P858 LG K40 / Harmony 3

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