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Phone LG CU400 / CU405 Samsung SGH-X640 Huawei W1 Samsung Array / Montage BLU G90 Pro
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 4" diag.
5 : 3
2.4" diag.
4 : 3
6.5" diag.
19.5 : 9
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~396 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? 60 Hz
Battery 1,100 mAh 800 mAh 1,950 mAh 1,000 mAh 5,000 mAh
Processor ? ? 1.2 GHz Qualcomm Snapdragon 400 MSM8230 480 MHz Qualcomm QSC6155 2 GHz MediaTek Helio G90T
RAM ? ? 512 MB 128 MB 4 GB
Storage ? raw hardware ? raw hardware 4 GB 256 MB 128 GB
Main Camera Yes Yes 5 megapixel 2 megapixel 48 megapixel
Wide Camera - - - - 8 megapixel
Tele Camera - - - - -
Video Capture QVGA (320 x 240) - 720p HD QCIF (176 x 144) 4K UHD
Front Camera - - Yes - 32 megapixel
Weight 3.27 oz
(93g)
3 oz
(85g)
4.41 oz
(125g)
4.14 oz
(117g)
7.58 oz
(215g)
Dimensions 3.36" x 1.89" x 0.9"
(85 x 48 x 22.9 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.84" x 2.5" x 0.41"
(123 x 64 x 10.4 mm)
4.41" x 2.12" x 0.59"
(112 x 54 x 15 mm)
6.38" x 3.03" x 0.4"
(162 x 77 x 10.2 mm)
Form Factor Clamshell Clamshell Slab Slide Slab
Platform / OS (proprietary) (proprietary) Windows (proprietary) Android
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 800, 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 28

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology WCDMA (UMTS) GPRS HSPA+ 21 1xRTT LTE (Cat 6)
Features 
Fingerprint Reader - - - - Yes
stand-alone
Flashlight - - - - Yes
GPS / Location - - n/a Yes n/a
Accessibility
Adjustable Text Size - - n/a - n/a
Hearing Aid Compatible Yes - Yes Yes -
Multiple Languages Yes Yes n/a Yes n/a
TTY/TDD (Digital) Yes - - Yes Yes
Alerts
Extra Display Yes - - - -
Connectivity
Bluetooth Yes - Yes Yes Yes
USB Yes - Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
Wi-Fi - - Yes
4 (802.11 b,g,n)
- Yes
4 (802.11 a,b,g,n)
Contacts
Picture ID Yes Yes n/a Yes n/a
Ringer ID Yes Yes n/a Yes n/a
Voice Dialing - - n/a Yes n/a
Customization
Custom Graphics Yes Yes n/a Yes n/a
Custom Ringtones Yes Yes n/a Yes n/a
Real-Music Ringers Yes - n/a Yes n/a
Data & Network
Data Tethering Yes - n/a - n/a
Dual-SIM - - - - Yes
WAP / Web Browser Yes Yes n/a Yes n/a
Input
Predictive Text Entry Yes Yes n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes -
Touch Screen - - Yes - Yes
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client - - n/a Yes n/a
EMS / Picture Messaging - Yes n/a - n/a
Instant Messaging Yes - n/a - n/a
MMS Yes Yes n/a Yes n/a
Text Messaging Templates Yes Yes n/a Yes n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - - Yes Yes Yes
Music Player - - n/a Yes n/a
Power
Fast Charging - - - - Yes
Wireless Charging - - - - Yes
Productivity
Alarm Yes Yes n/a Yes n/a
Calculator Yes Yes n/a Yes n/a
Calendar Yes Yes n/a Yes n/a
To-Do List Yes Yes n/a - n/a
Voice Memo Yes Yes n/a Yes n/a
Software
Games Yes Yes n/a Yes n/a
Java (J2ME) Yes Yes n/a Yes n/a
Voice
Headset Jack (2.5 mm) Yes Yes n/a - n/a
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes Yes Yes Yes
  LG CU400 / CU405 Samsung SGH-X640 Huawei W1 Samsung Array / Montage BLU G90 Pro
  X > < X > < X > < X > < X

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

 
Phone LG CU400 / CU405 Samsung SGH-X640 Huawei W1 Samsung Array / Montage BLU G90 Pro

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