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Phone | Samsung SGH-X640 | Motorola V551 / V330 / V547 / V555 / V557 | Motorola Q9m / Q9c | LG Harmony 4 / Xpression Plus 3 / Premier Pro Plus |
Current U.S. Carriers | (none) | (none) | (none) | (none) |
Global Availability | Released | Released | Released | Released |
Specifications | ||||
---|---|---|---|---|
Display Size | ? | ? |
2.4" diag. 4 : 3 |
6.1" diag. 19.5 : 9 |
Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
720 x 1560 pixels (~282 ppi) LCD (TFT/TFD) |
Display Refresh | ? | ? | ? | 60 Hz |
Battery | 800 mAh | 820 mAh | 1,170 mAh | 3,500 mAh |
Processor | ? | ? | PXA27x (ARM920T) | 2 GHz MediaTek Helio P22 (MT6762) |
RAM | ? | ? | ? | 3 GB * |
Storage | ? raw hardware | ? raw hardware | ? raw hardware | 32 GB |
Main Camera | Yes | Yes | 1 megapixel | 13 megapixel |
Wide Camera | - | - | - | 5 megapixel |
Tele Camera | - | - | - | - |
Video Capture | - | ? | ? | 1080p HD |
Front Camera | - | - | - | 8 megapixel |
Weight |
3 oz (85g) |
4.23 oz (120g) |
4.76 oz (135g) |
6.1 oz (173g) |
Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.5" x 1.93" x 0.97" (89 x 49 x 24.6 mm) |
4.61" x 2.56" x 0.47" (117 x 65 x 11.9 mm) |
6.15" x 2.92" x 0.34" (156 x 74 x 8.6 mm) |
Form Factor | Clamshell | Clamshell | Slab | Slab |
Platform / OS | (proprietary) | (proprietary) | Windows Mobile Standard | Android |
Network Bands |
GSM: 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 4, 5, 12, 13, 14, 25, 26, 29, 30, 41, 66, 71 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
Data Technology | GPRS | EDGE | EVDO r0 | LTE (Cat 6) |
Features | ||||
Fingerprint Reader | - | - | - |
Yes stand-alone |
Flashlight | - | - | - | Yes |
GPS / Location | - | - | n/a | n/a |
Accessibility | ||||
Hearing Aid Compatible | - | - |
Yes M3 (mostly compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Multiple Languages | Yes | Yes | n/a | n/a |
TTY/TDD (Digital) | - | Yes | Yes | Yes |
Alerts | ||||
Extra Display | - | Yes | - | - |
Ringer Profiles | - | Yes | Yes | - |
Connectivity | ||||
Bluetooth | - | Yes | Yes | Yes |
USB | - | Yes |
Yes Mini-USB |
Yes USB Type C |
Wi-Fi | - | - | - |
Yes 4 (802.11 a,b,g,n) |
Contacts | ||||
Picture ID | Yes | Yes | n/a | n/a |
Ringer ID | Yes | Yes | n/a | n/a |
Voice Dialing | - | Yes | 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 |
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 |
Text Keyboard, Hardware | - | - | Yes | - |
Touch Screen | - | - | - |
Yes Capacitive |
Memory | ||||
Memory Card Slot | - | - | Yes | Yes |
Messaging | ||||
Email Client | - | Yes | n/a | n/a |
EMS / Picture Messaging | Yes | 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 |
Music Player | - | - | n/a | n/a |
Stereo Speakers | - | - | 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 | - | 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 |
Speaker Phone | Yes | Yes | Yes | Yes |
Samsung SGH-X640 | Motorola V551 / V330 / V547 / V555 / V557 | Motorola Q9m / Q9c | LG Harmony 4 / Xpression Plus 3 / Premier Pro Plus |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
Phone | Samsung SGH-X640 | Motorola V551 / V330 / V547 / V555 / V557 | Motorola Q9m / Q9c | LG Harmony 4 / Xpression Plus 3 / Premier Pro Plus |