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Phone Samsung SGH-X640 Palm Treo 600 (CDMA) Cricket Dream 5G / AT&T Radiant Max 5G / AT&T Fusion 5G TCL 40 XL / Jitterbug Smart 4 Coolpad Conjr
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 6.8" diag.
20.5 : 9
6.8" diag.
20 : 9
5" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
160 x 160 pixels
LCD (Color)
720 x 1640 pixels
(~263 ppi)
LCD (TFT/TFD)
720 x 1600 pixels
(~260 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 90 Hz 60 Hz
Battery 800 mAh ? 4,750 mAh 5,000 mAh 2,500 mAh
Processor ? ? 2.2 GHz MediaTek Dimensity 700 (MT6833) 2.3 GHz MediaTek Helio G37 1 GHz MediaTek MT6735
RAM ? ? 4 GB 4 GB 3 GB
Storage ? raw hardware ? raw hardware 64 GB 128 GB 16 GB
Main Camera Yes Yes 48 megapixel 50 megapixel 13 megapixel
Wide Camera - - 8 megapixel - -
Tele Camera - - - - -
Video Capture - - 1080p HD 1080p HD 1080p HD
Front Camera - - 13 megapixel 8 megapixel 8 megapixel
Weight 3 oz
(85g)
6.2 oz
(176g)
7.83 oz
(222g)
6.88 oz
(195g)
5.14 oz
(146g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.41" x 2.36" x 0.87"
(112 x 60 x 22.1 mm)
6.94" x 3.09" x 0.38"
(176 x 79 x 9.6 mm)
6.61" x 3.01" x 0.35"
(168 x 76 x 8.8 mm)
5.72" x 2.86" x 0.35"
(145 x 73 x 8.8 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Palm OS Android Android Android
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

5G: 2, 5, 66

4G LTE: 2, 4, 5, 12, 14, 29, 30, 66

WCDMA: 1, 2, 4, 5

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

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 7, 12

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology GPRS 1xRTT NR (5G) LTE (Cat 6) LTE (Cat 4)
Features 
Barometer - - Yes Yes -
Fingerprint Reader - - Yes
stand-alone
Yes Yes
stand-alone
Flashlight - - Yes Yes Yes
GPS / Location - n/a n/a n/a n/a
Accessibility
Hearing Aid Compatible - - Yes Yes Yes
Multiple Languages Yes n/a n/a n/a n/a
TTY/TDD (Digital) - Yes Yes Yes Yes
Connectivity
Bluetooth - - Yes Yes Yes
Infrared (IR) - Yes - - -
NFC - - Yes - -
USB - Yes Yes
USB Type C
Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
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
Customization
Custom Graphics Yes n/a n/a n/a n/a
Custom Ringtones Yes 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
Text Keyboard, Hardware - Yes - - -
Touch Screen - Yes Yes Yes Yes
Memory
Memory Card Slot - Yes Yes 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
MMS Yes n/a n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a n/a
Music
Headphone Jack (3.5mm) - - Yes Yes Yes
Stereo Speakers - - - 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
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
  Samsung SGH-X640 Palm Treo 600 (CDMA) Cricket Dream 5G / AT&T Radiant Max 5G / AT&T Fusion 5G TCL 40 XL / Jitterbug Smart 4 Coolpad Conjr
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Palm Treo 600 (CDMA) Cricket Dream 5G / AT&T Radiant Max 5G / AT&T Fusion 5G TCL 40 XL / Jitterbug Smart 4 Coolpad Conjr

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