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Phone Samsung SGH-E640 Sony Xperia XA1 LG K3 Samsung SGH-X640 OnePlus 12R
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 5" diag.
16 : 9
4.5" diag.
16 : 9
? 6.8" diag.
20 : 9
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
1264 x 2780 pixels
(~450 ppi)
AMOLED
Display Refresh ? 60 Hz 60 Hz ? 120 Hz
Battery 800 mAh 2,300 mAh 1,940 mAh 800 mAh 5,500 mAh
Processor ? 2.3 GHz MediaTek Helio P20 (MT6757) 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) ? Snapdragon 8 Gen 2
RAM ? 3 GB 1 GB ? 8 GB *
Storage ? raw hardware 32 GB 8 GB ? raw hardware 128 GB *
Main Camera 1 megapixel 23 megapixel 5 megapixel Yes 50 megapixel
Wide Camera - - - - 8 megapixel
Tele Camera - - - - -
Video Capture QCIF (176 x 144) 1080p HD 720p HD - 4K UHD
Front Camera - 8 megapixel Yes - 16 megapixel
Weight 3.17 oz
(90g)
5.04 oz
(143g)
4.6 oz
(130g)
3 oz
(85g)
7.3 oz
(207g)
Dimensions 3.37" x 1.78" x 0.93"
(86 x 45 x 23.6 mm)
5.71" x 2.64" x 0.31"
(145 x 67 x 8 mm)
5.24" x 2.67" x 0.37"
(133 x 68 x 9.4 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
6.43" x 2.96" x 0.35"
(163 x 75 x 8.8 mm)
Form Factor Clamshell Slab Slab Clamshell Slab
Platform / OS (proprietary) Android Android (proprietary) Android
Network Bands

GSM: 900, 1800, 1900

4G LTE: 2, 4, 5, 7, 12, 13, 17, 28, 29, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 25, 26, 41

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

5G: 1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 66, 71, 77-C, 78

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

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology GPRS LTE (Cat 6) LTE (Cat 4) GPRS NR (5G)
Features 
Fingerprint Reader - - - - Yes
in-display (optical)
Flashlight - Yes Yes - Yes
GPS / Location - n/a n/a - n/a
Accessibility
Adjustable Text Size - n/a n/a - n/a
Hearing Aid Compatible - Yes
M4, T4 (very tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
- Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages Yes n/a n/a Yes n/a
TTY/TDD (Digital) - Yes Yes - -
Alerts
Extra Display Yes - - - -
Connectivity
Bluetooth Yes Yes Yes - Yes
Infrared (IR) - - - - Yes
Mobile Hotspot - n/a n/a - n/a
NFC - Yes - - Yes
USB Yes Yes
USB Type C
Yes
Micro-USB
- Yes
USB Type C
Wi-Fi - Yes
4 (802.11 a,b,g,n)
Yes
4 (802.11 b,g,n)
- Yes
7 (802.11 a,ac,ax,b,be,g,n)
Contacts
Picture ID Yes n/a n/a Yes n/a
Ringer ID Yes n/a n/a Yes n/a
Voice Dialing - n/a n/a - n/a
Customization
Custom Graphics Yes n/a n/a Yes n/a
Custom Ringtones Yes n/a n/a Yes n/a
Real-Music Ringers Yes n/a n/a - n/a
Data & Network
Data Tethering - n/a n/a - n/a
Dual-SIM - - - - Yes
WAP / Web Browser Yes n/a n/a Yes n/a
Input
Predictive Text Entry Yes n/a n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes
Capacitive
Yes
Capacitive
- Yes
Capacitive
Memory
Memory Card Slot - Yes Yes - -
Messaging
Email Client Yes n/a n/a - n/a
EMS / Picture Messaging Yes n/a n/a Yes n/a
Instant Messaging - n/a n/a - n/a
MMS Yes n/a n/a Yes n/a
Text Messaging Templates Yes n/a n/a Yes n/a
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) - Yes Yes - -
Music Player Yes n/a n/a - n/a
Photo & Video
Miracast - Yes - - -
Power
Fast Charging - Yes - - Yes
Productivity
Alarm Yes n/a n/a Yes n/a
Calculator Yes n/a n/a Yes n/a
Calendar Yes n/a n/a Yes n/a
To-Do List Yes n/a n/a Yes n/a
Voice Memo Yes n/a n/a Yes n/a
Software
Games Yes n/a n/a Yes n/a
Java (J2ME) Yes n/a n/a Yes n/a
Voice
HD Voice - - Yes - Yes
Headset Jack (2.5 mm) - n/a n/a Yes n/a
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-E640 Sony Xperia XA1 LG K3 Samsung SGH-X640 OnePlus 12R
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-E640 Sony Xperia XA1 LG K3 Samsung SGH-X640 OnePlus 12R

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