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Phone Samsung SGH-X640 Samsung Galaxy Note5 (GSM) Google Pixel 5a Motorola Flipout Nokia Lumia 635 (CDMA)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 5.7" diag.
16 : 9
6.3" diag.
20 : 9
2.8" diag.
4 : 3
4.5" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
1440 x 2560 pixels
(~515 ppi)
AMOLED
1080 x 2400 pixels
(~415 ppi)
AMOLED
320 x 240 pixels
(~143 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz 60 Hz ?
Battery 800 mAh 3,000 mAh 4,680 mAh 1,170 mAh 1,830 mAh
Processor ? 2.1 GHz Samsung Exynos 7420 2.4 GHz Qualcomm Snapdragon 765G 720 MHz TI OMAP 3410 1.2 GHz Qualcomm Snapdragon 400 (MSM8926)
RAM ? 4 GB 6 GB ? 512 MB
Storage ? raw hardware 32 GB * 128 GB ? raw hardware 8 GB
Main Camera Yes 16 megapixel 12 megapixel 3 megapixel 5 megapixel
Wide Camera - - 16 megapixel - -
Tele Camera - - - - -
Video Capture - 4K UHD 4K UHD CIF (352 x 288) 720p HD
Front Camera - 5 megapixel 8 megapixel - -
Weight 3 oz
(85g)
6.03 oz
(171g)
6.53 oz
(185g)
4.23 oz
(120g)
4.73 oz
(134g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
6.03" x 3" x 0.3"
(153 x 76 x 7.6 mm)
6.1" x 2.9" x 0.3"
(155 x 74 x 7.6 mm)
2.64" x 2.64" x 0.67"
(67 x 67 x 17 mm)
5.1" x 2.63" x 0.36"
(130 x 67 x 9.1 mm)
Form Factor Clamshell Slab Slab Swivel Slab
Platform / OS (proprietary) Android Android Android Windows
Network Bands

GSM: 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 30

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

5G: 1, 2, 5, 12, 25, 28, 41, 66, 71, 77-C, 78

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 25, 26, 41

WCDMA: 1, 2, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology GPRS LTE (Cat 9) NR (5G) HSPA 7.2 LTE (Cat 3)
Features 
Barometer - - Yes - -
Fingerprint Reader - Yes Yes
stand-alone
- -
Flashlight - Yes Yes - -
GPS / Location - n/a n/a n/a n/a
VR-ready - Yes - - -
Water-Resistant - - Yes
IPX7 (snorkeling)
- -
Accessibility
Hearing Aid Compatible - Yes
M4, T3 (mostly tele-coil compatible)
Yes
M3, T4 (very tele-coil compatible)
Yes
M3, T4 (very tele-coil compatible)
Yes
M3, T4 (very tele-coil compatible)
Multiple Languages Yes n/a n/a n/a n/a
TTY/TDD (Digital) - Yes Yes - Yes
Connectivity
Bluetooth - Yes Yes Yes Yes
MirrorLink - Yes - - -
Mobile Hotspot - n/a n/a n/a n/a
NFC - Yes Yes - -
USB - Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
802.11 b,g
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes n/a n/a n/a n/a
Ringer ID Yes n/a n/a n/a n/a
Voice Dialing - n/a n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a n/a
Real-Music Ringers - n/a n/a n/a n/a
Data & Network
Data Tethering - n/a n/a n/a n/a
Dual-SIM - - Yes - -
WAP / Web Browser Yes n/a n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Stylus - Yes - - -
Text Keyboard, Hardware - - - Yes -
Touch Screen - Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - - - Yes Yes
Messaging
Email Client - n/a n/a n/a n/a
EMS / Picture Messaging Yes n/a n/a n/a n/a
Instant Messaging - n/a n/a n/a n/a
MMS Yes n/a n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a n/a
Music
FM Radio - - - Yes Yes
Headphone Jack (3.5mm) - Yes Yes Yes Yes
Music Player - n/a n/a n/a n/a
Stereo Speakers - - Yes - -
Photo & Video
DLNA - Yes - - Yes
TV Output - Yes - - -
Power
Fast Charging - Yes Yes - -
Wireless Charging - Yes - - -
Productivity
Alarm Yes n/a n/a n/a n/a
Calculator Yes n/a n/a n/a n/a
Calendar Yes n/a n/a n/a n/a
To-Do List Yes n/a n/a n/a n/a
Voice Memo Yes n/a n/a n/a n/a
Software
Games Yes n/a n/a n/a n/a
Java (J2ME) Yes n/a n/a n/a n/a
Voice
Call Screening - - Yes - -
HD Voice - Yes Yes - -
Headset Jack (2.5 mm) Yes n/a n/a n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SGH-X640 Samsung Galaxy Note5 (GSM) Google Pixel 5a Motorola Flipout Nokia Lumia 635 (CDMA)
  X > < X > < X > < X > < X

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

 
Phone Samsung SGH-X640 Samsung Galaxy Note5 (GSM) Google Pixel 5a Motorola Flipout Nokia Lumia 635 (CDMA)

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