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Phone Motorola moto g stylus (2021) Motorola Backflip Samsung SGH-X640 Palm Treo 650 (CDMA)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 6.8" diag.
20 : 9
3.1" diag.
5 : 3
? ?
Display Resolution & Type 1080 x 2400 pixels
(~387 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~186 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
320 x 320 pixels
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz ? ?
Battery 4,000 mAh 1,400 mAh 800 mAh ?
Processor Qualcomm Snapdragon 678 528 MHz Qualcomm MSM7201a ? 312 MHz Intel XScale PXA270
RAM 4 GB ? ? ?
Storage 128 GB ? raw hardware ? raw hardware ? raw hardware
Main Camera 12 megapixel 5 megapixel Yes Yes
Wide Camera 8 megapixel - - -
Tele Camera - - - -
Video Capture 4K UHD CIF (352 x 288) - QVGA (320 x 240)
Front Camera 16 megapixel - - -
Weight 7.6 oz
(215g)
4.7 oz
(133g)
3 oz
(85g)
6.3 oz
(179g)
Dimensions 6.69" x 3.08" x 0.37"
(170 x 78 x 9.4 mm)
4.25" x 2.09" x 0.6"
(108 x 53 x 15.3 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.4" x 2.3" x 0.9"
(112 x 58 x 22.9 mm)
Form Factor Slab Clamshell Clamshell Slab
Platform / OS Android Android (proprietary) Palm OS
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 29, 38, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

Data Technology LTE (Cat 15) HSPA 7.2 GPRS 1xRTT
Features 
Barometer Yes - - -
Fingerprint Reader Yes
stand-alone
- - -
Flashlight Yes - - -
GPS / Location n/a n/a - n/a
Water-Resistant Yes - - -
Accessibility
Hearing Aid Compatible Yes Yes - -
Multiple Languages n/a n/a Yes n/a
TTY/TDD (Digital) Yes - - -
Connectivity
Bluetooth Yes Yes - Yes
Infrared (IR) - - - Yes
USB Yes
USB Type C
Yes
Micro-USB
- -
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
802.11 b,g
- -
Contacts
Picture ID n/a n/a Yes n/a
Ringer ID n/a n/a Yes n/a
Voice Dialing n/a n/a - n/a
Customization
Custom Graphics n/a n/a Yes n/a
Custom Ringtones n/a n/a Yes n/a
Real-Music Ringers n/a n/a - n/a
Data & Network
Data Tethering n/a n/a - n/a
WAP / Web Browser n/a n/a Yes n/a
Input
Predictive Text Entry n/a n/a Yes n/a
Side Keys Yes Yes Yes Yes
Stylus Yes - - -
Text Keyboard, Hardware - Yes - Yes
Touch Screen Yes Yes - Yes
Memory
Memory Card Slot Yes Yes - Yes
Messaging
Email Client n/a n/a - n/a
EMS / Picture Messaging n/a n/a Yes n/a
Instant Messaging n/a n/a - n/a
MMS n/a n/a Yes n/a
Text Messaging Templates n/a n/a Yes n/a
Music
FM Radio Yes - - -
Headphone Jack (3.5mm) Yes Yes - -
Music Player n/a n/a - n/a
Power
Fast Charging Yes - - -
Productivity
Alarm n/a n/a Yes n/a
Calculator n/a n/a Yes n/a
Calendar n/a n/a Yes n/a
To-Do List n/a n/a Yes n/a
Voice Memo n/a n/a Yes n/a
Software
Games n/a n/a Yes n/a
Java (J2ME) n/a n/a Yes n/a
Voice
HD Voice Yes - - -
Headset Jack (2.5 mm) n/a n/a Yes n/a
Speaker Phone Yes Yes Yes Yes
  Motorola moto g stylus (2021) Motorola Backflip Samsung SGH-X640 Palm Treo 650 (CDMA)
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Phone Motorola moto g stylus (2021) Motorola Backflip Samsung SGH-X640 Palm Treo 650 (CDMA)

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