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Phone Samsung SGH-X640 Motorola v120x Nokia Lumia 900 LG K8 (2017)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? 4.3" diag.
5 : 3
5" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
? 480 x 800 pixels
(~217 ppi)
AMOLED
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz
Battery 800 mAh ? 1,830 mAh 2,500 mAh
Processor ? ? 1.4 GHz Qualcomm S2 APQ8055 1.4 GHz Qualcomm Snapdragon 425 (MSM8917)
RAM ? ? 512 MB 1.5 GB
Storage ? raw hardware ? raw hardware 16 GB 16 GB
Main Camera Yes - 8 megapixel 8 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - 720p HD 1080p HD
Front Camera - - 1 megapixel 5 megapixel
Weight 3 oz
(85g)
4.5 oz
(128g)
5.6 oz
(159g)
5 oz
(142g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
5" x 1.7" x 1.1"
(127 x 43 x 27.9 mm)
5.03" x 2.7" x 0.45"
(128 x 69 x 11.4 mm)
5.7" x 2.83" x 0.31"
(145 x 72 x 7.9 mm)
Form Factor Clamshell Slab Slab Slab
Platform / OS (proprietary) (proprietary) Windows Android
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

4G LTE: 4, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

*

4G LTE: 2, 4, 5, 12, 25

CDMA: 850, 1900

Data Technology GPRS - LTE (Cat 3) LTE (Cat 4)
Features 
Flashlight - - - Yes
GPS / Location - - n/a n/a
Accessibility
Hearing Aid Compatible - - Yes Yes
Multiple Languages Yes Yes n/a n/a
TTY/TDD (Digital) - - Yes Yes
Alerts
Ringer Profiles - Yes - -
Connectivity
Bluetooth - - Yes Yes
Mobile Hotspot - - n/a n/a
USB - - Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - - Yes Yes
4 (802.11 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
Custom Graphics Yes - n/a n/a
Custom Ringtones Yes Yes n/a n/a
Real-Music Ringers - - n/a n/a
Data & Network
Data Tethering - 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
Touch Screen - - Yes Yes
Memory
Memory Card Slot - - - Yes
Messaging
Email Client - - n/a n/a
EMS / Picture Messaging Yes - n/a n/a
Instant Messaging - - n/a n/a
MMS Yes - n/a n/a
Text Messaging Templates Yes Yes n/a n/a
Music
FM Radio - - Yes Yes
Headphone Jack (3.5mm) - - Yes Yes
Music Player - - n/a n/a
Productivity
Alarm Yes Yes n/a n/a
Calculator 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
Games Yes Yes n/a n/a
Java (J2ME) Yes - n/a n/a
Voice
Headset Jack (2.5 mm) Yes Yes n/a n/a
Speaker Phone Yes - Yes Yes
  Samsung SGH-X640 Motorola v120x Nokia Lumia 900 LG K8 (2017)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Motorola v120x Nokia Lumia 900 LG K8 (2017)

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