Compare Phones
Maximum number of phones selected. Remove a phone to compare others.
Phone | Samsung SGH-X640 | Samsung Glyde U940 | Motorola EM330 / EM28 | Red Hydrogen One |
Current U.S. Carriers | (none) | (none) | (none) | (none) |
Global Availability | Released | Released | Released | Released |
Specifications | ||||
---|---|---|---|---|
Display Size | ? |
2.8" diag. 16.5 : 9 |
1.8" diag. 4 : 3 |
5.7" diag. 16 : 9 |
Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
240 x 440 pixels (~182 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~114 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~515 ppi) LCD (TFT/TFD) |
Display Refresh | ? | ? | ? | 60 Hz |
Battery | 800 mAh | 1,000 mAh | 940 mAh | 4,510 mAh |
Processor | ? | ? | ? | 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) |
RAM | ? | ? | ? | 6 GB |
Storage | ? raw hardware | ? raw hardware | ? raw hardware | 128 GB * |
Main Camera | Yes | 2 megapixel | 1 megapixel | 12 megapixel |
Wide Camera | - | - | - | - |
Tele Camera | - | - | - | - |
Video Capture | - | QVGA (320 x 240) | ? | 4K UHD |
Front Camera | - | - | - | 8 megapixel |
Weight |
3 oz (85g) |
4.2 oz (119g) |
3.17 oz (90g) |
9.63 oz (273g) |
Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.09" x 1.98" x 0.71" (104 x 50 x 18 mm) |
3.71" x 1.95" x 0.68" (94 x 50 x 17.4 mm) |
6.54" x 3.28" x 0.39" (166 x 83 x 10 mm) |
Form Factor | Clamshell | Slide | Clamshell | Slab |
Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android |
Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
GSM: 850, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8, 19 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
Data Technology | GPRS | EVDO r0 | EDGE | LTE (Cat 12) |
Features | ||||
Fingerprint Reader | - | - | - |
Yes stand-alone |
Flashlight | - | - | - | Yes |
GPS / Location | - | Yes | - | n/a |
Accessibility | ||||
Hearing Aid Compatible | - |
Yes M4 (very compatible) |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
Multiple Languages | Yes | Yes | Yes | n/a |
TTY/TDD (Digital) | - | Yes | Yes | Yes |
Alerts | ||||
Extra Display | - | - | Yes | - |
Connectivity | ||||
Bluetooth | - | Yes | Yes | Yes |
NFC | - | - | - | Yes |
USB | - | Yes |
Yes Mini-USB |
Yes USB Type C |
Wi-Fi | - | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
Contacts | ||||
Picture ID | Yes | Yes | - | n/a |
Ringer ID | Yes | Yes | - | n/a |
Voice Dialing | - | Yes | - | n/a |
Customization | ||||
Custom Graphics | Yes | Yes | Yes | n/a |
Custom Ringtones | Yes | Yes | Yes | n/a |
Real-Music Ringers | - | Yes | Yes | n/a |
Data & Network | ||||
Data Tethering | - | Yes | - | n/a |
WAP / Web Browser | Yes | Yes | Yes | n/a |
Input | ||||
Predictive Text Entry | Yes | Yes | Yes | n/a |
Side Keys | Yes | Yes | Yes | Yes |
Text Keyboard, Hardware | - | Yes | - | - |
Touch Screen | - | Yes | - |
Yes Capacitive |
Memory | ||||
Memory Card Slot | - | Yes | Yes | Yes |
Messaging | ||||
EMS / Picture Messaging | Yes | - | Yes | n/a |
MMS | Yes | Yes | Yes | n/a |
Text Messaging Templates | Yes | Yes | Yes | n/a |
Music | ||||
FM Radio | - | - | Yes | Yes |
Headphone Jack (3.5mm) | - | - | Yes | Yes |
Music Player | - | Yes | Yes | n/a |
Stereo Speakers | - | - | - | Yes |
Power | ||||
Fast Charging | - | - | - | Yes |
Productivity | ||||
Alarm | Yes | Yes | Yes | n/a |
Calculator | Yes | Yes | Yes | n/a |
Calendar | Yes | Yes | Yes | n/a |
To-Do List | Yes | - | - | n/a |
Voice Memo | Yes | - | - | n/a |
Software | ||||
BREW | - | Yes | - | n/a |
Games | Yes | Yes | Yes | n/a |
Java (J2ME) | Yes | - | Yes | n/a |
Voice | ||||
HD Voice | - | - | - | Yes |
Headset Jack (2.5 mm) | Yes | Yes | - | n/a |
Speaker Phone | Yes | Yes | Yes | Yes |
Samsung SGH-X640 | Samsung Glyde U940 | Motorola EM330 / EM28 | Red Hydrogen One |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
Phone | Samsung SGH-X640 | Samsung Glyde U940 | Motorola EM330 / EM28 | Red Hydrogen One |