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Phone | Samsung SGH-X640 | LG CU400 / CU405 | Samsung Droid Charge | Samsung Galaxy S10e |
Current U.S. Carriers | (none) | (none) | (none) | (none) |
Global Availability | Released | Released | Released | Released |
Specifications | ||||
---|---|---|---|---|
Display Size | ? | ? |
4.3" diag. 5 : 3 |
5.8" diag. 19 : 9 |
Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) AMOLED |
1080 x 2280 pixels (~435 ppi) AMOLED |
Display Refresh | ? | ? | 60 Hz | 60 Hz |
Battery | 800 mAh | 1,100 mAh | 1,500 mAh | 3,100 mAh |
Processor | ? | ? | 1 GHz Samsung Hummingbird | 2.8 GHz Qualcomm Snapdragon 855 |
RAM | ? | ? | ? | 6 GB * |
Storage | ? raw hardware | ? raw hardware | ? raw hardware | 128 GB * |
Main Camera | Yes | Yes | 8 megapixel | 12 megapixel |
Wide Camera | - | - | - | 16 megapixel |
Tele Camera | - | - | - | - |
Video Capture | - | QVGA (320 x 240) | 720p HD | 4K UHD |
Front Camera | - | - | 1 megapixel | 10 megapixel |
Weight |
3 oz (85g) |
3.27 oz (93g) |
5.06 oz (144g) |
5.29 oz (150g) |
Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.36" x 1.89" x 0.9" (85 x 48 x 22.9 mm) |
5.1" x 2.68" x 0.46" (130 x 68 x 11.7 mm) |
5.6" x 2.75" x 0.31" (142 x 70 x 7.9 mm) |
Form Factor | Clamshell | Clamshell | Slab | Slab |
Platform / OS | (proprietary) | (proprietary) | Android | Android |
Network Bands |
GSM: 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 13 CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
Data Technology | GPRS | WCDMA (UMTS) | LTE (Cat 3) | LTE (Cat 20) |
Features | ||||
Barometer | - | - | - | Yes |
Fingerprint Reader | - | - | - |
Yes stand-alone |
Flashlight | - | - | - | Yes |
GPS / Location | - | - | n/a | n/a |
VR-ready | - | - | - | Yes |
Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
Accessibility | ||||
Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Multiple Languages | Yes | Yes | n/a | n/a |
TTY/TDD (Digital) | - | Yes | Yes | Yes |
Alerts | ||||
Extra Display | - | Yes | - | - |
Connectivity | ||||
Bluetooth | - | Yes | Yes | Yes |
MirrorLink | - | - | - | Yes |
Mobile Hotspot | - | - | n/a | n/a |
NFC | - | - | - | Yes |
USB | - | Yes |
Yes Micro-USB |
Yes USB Type C |
Wi-Fi | - | - |
Yes 4 (802.11 b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Contacts | ||||
Picture ID | Yes | Yes | n/a | n/a |
Ringer ID | Yes | Yes | n/a | n/a |
Voice Dialing | - | - | n/a | n/a |
Customization | ||||
Custom Graphics | Yes | Yes | n/a | n/a |
Custom Ringtones | Yes | Yes | n/a | n/a |
Real-Music Ringers | - | Yes | n/a | n/a |
Data & Network | ||||
Data Tethering | - | Yes | n/a | n/a |
Dual-SIM | - | - | - | Yes * |
WAP / Web Browser | Yes | Yes | n/a | n/a |
Input | ||||
Predictive Text Entry | Yes | Yes | n/a | n/a |
Side Keys | Yes | Yes | Yes | Yes |
Touch Screen | - | - |
Yes Capacitive |
Yes Capacitive |
Memory | ||||
Memory Card Slot | - | - | Yes | Yes |
Messaging | ||||
Email Client | - | - | n/a | n/a |
EMS / Picture Messaging | Yes | - | n/a | n/a |
Instant Messaging | - | Yes | n/a | n/a |
MMS | Yes | Yes | n/a | n/a |
Text Messaging Templates | Yes | Yes | n/a | n/a |
Music | ||||
FM Radio | - | - | - | Yes |
Headphone Jack (3.5mm) | - | - | Yes | Yes |
Music Player | - | - | n/a | n/a |
Stereo Speakers | - | - | - | Yes |
Photo & Video | ||||
DLNA | - | - | Yes | - |
Miracast | - | - | - | Yes |
TV Output | - | - | Yes | Yes |
Video Calling | - | - | n/a | n/a |
Power | ||||
Fast Charging | - | - | - | Yes |
Wireless Charging | - | - | - | Yes |
Productivity | ||||
Alarm | Yes | Yes | n/a | n/a |
Calculator | Yes | Yes | n/a | n/a |
Calendar | Yes | Yes | n/a | n/a |
To-Do List | Yes | Yes | n/a | n/a |
Voice Memo | Yes | Yes | n/a | n/a |
Software | ||||
Games | Yes | Yes | n/a | n/a |
Java (J2ME) | Yes | Yes | n/a | n/a |
Voice | ||||
HD Voice | - | - | - | Yes |
Headset Jack (2.5 mm) | Yes | Yes | n/a | n/a |
Push-To-Talk | - | Yes | - | - |
Speaker Phone | Yes | Yes | Yes | Yes |
* Some versions only | ||||
Samsung SGH-X640 | LG CU400 / CU405 | Samsung Droid Charge | Samsung Galaxy S10e |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
Phone | Samsung SGH-X640 | LG CU400 / CU405 | Samsung Droid Charge | Samsung Galaxy S10e |