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Phone Samsung SGH-X640 Motorola Defy (2010) Samsung Galaxy A13 5G Coolpad Defiant Motorola Rival A455
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.6" diag.
16 : 9
6.5" diag.
20 : 9
5" diag.
16 : 9
2.2" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
480 x 854 pixels
(~272 ppi)
LCD (TFT/TFD)
720 x 1600 pixels
(~270 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~196 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~131 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 90 Hz 60 Hz ?
Battery 800 mAh 1,540 mAh 5,000 mAh 2,450 mAh 940 mAh
Processor ? 800 MHz TI OMAP3610 2.2 GHz MediaTek Dimensity 700 (MT6833) 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) ?
RAM ? ? 4 GB 1 GB ?
Storage ? raw hardware ? raw hardware 64 GB 8 GB ? raw hardware
Main Camera Yes 5 megapixel 50 megapixel 5 megapixel 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? 4K UHD 720p HD QVGA (320 x 240)
Front Camera - - 5 megapixel 2 megapixel -
Weight 3 oz
(85g)
4.16 oz
(118g)
6.88 oz
(195g)
6.5 oz
(184g)
4.48 oz
(127g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.21" x 2.32" x 0.53"
(107 x 59 x 13.4 mm)
6.48" x 3.01" x 0.35"
(165 x 76 x 8.8 mm)
5.69" x 2.81" x 0.4"
(145 x 71 x 10.2 mm)
3.82" x 1.96" x 0.73"
(97 x 50 x 18.5 mm)
Form Factor Clamshell Slab Slab Slab Slide
Platform / OS (proprietary) Android Android Android (proprietary)
Network Bands

GSM: 900, 1800, 1900

WCDMA: 1, 4, 5

GSM: 850, 900, 1800, 1900

5G: 2, 5, 25, 41, 66, 71, 77-C

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

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology GPRS HSPA 7.2 NR (5G) LTE (Cat 4) EVDO r0
Features 
Barometer - - Yes - -
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight - - Yes Yes -
GPS / Location - n/a n/a n/a Yes
Ruggedized - Yes - - -
Accessibility
Hearing Aid Compatible - - Yes Yes Yes
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) - Yes Yes Yes Yes
Connectivity
Bluetooth - Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
NFC - - Yes - -
USB - Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - Yes
4 (802.11 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 Yes
Ringer ID Yes n/a n/a n/a Yes
Voice Dialing - n/a n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a n/a Yes
Custom Ringtones Yes n/a n/a n/a Yes
Real-Music Ringers - n/a n/a n/a Yes
Data & Network
Data Tethering - n/a n/a n/a Yes
WAP / Web Browser Yes n/a n/a n/a Yes
Input
Predictive Text Entry Yes 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 Yes
EMS / Picture Messaging Yes n/a n/a n/a Yes
Instant Messaging - n/a n/a n/a Yes
MMS Yes n/a n/a n/a Yes
Text Messaging Templates Yes n/a n/a n/a Yes
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) - Yes Yes Yes Yes
Music Player - n/a n/a n/a Yes
Photo & Video
DLNA - Yes - - -
Power
Fast Charging - - Yes - -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
To-Do List Yes n/a n/a n/a -
Voice Memo Yes n/a n/a n/a Yes
Software
BREW - n/a n/a n/a Yes
Games Yes n/a n/a n/a Yes
Java (J2ME) Yes n/a n/a n/a -
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) Yes n/a n/a n/a -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-X640 Motorola Defy (2010) Samsung Galaxy A13 5G Coolpad Defiant Motorola Rival A455
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Motorola Defy (2010) Samsung Galaxy A13 5G Coolpad Defiant Motorola Rival A455

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