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| Phone | Samsung SGH-X640 | Motorola Moto G4 | LG AX-390 / UX-390 | Nokia N73 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
5.5" diag. 16 : 9 |
? | ? |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
1080 x 1920 pixels (~401 ppi) LCD (TFT/TFD) |
128 x 128 pixels LCD (STN) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 800 mAh | 3,000 mAh | 1,000 mAh | 1,100 mAh |
| Processor | ? | 1.5 GHz Qualcomm Snapdragon 617 | ? | ? |
| RAM | ? | 2 GB * | ? | ? |
| Storage | ? raw hardware | 16 GB * | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 13 megapixel | - | 3 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 1080p HD | - | CIF (352 x 288) |
| Front Camera | - | 5 megapixel | - | - |
| Weight |
3 oz (85g) |
5.47 oz (155g) |
3.74 oz (106g) |
4.09 oz (116g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
6.02" x 3.02" x 0.39" (153 x 77 x 9.8 mm) |
3.82" x 1.98" x 0.94" (97 x 50 x 23.9 mm) |
4.33" x 1.93" x 0.75" (110 x 49 x 19.1 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | S60 (Symbian) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 25, 26, 41 WCDMA: 1, 2, 4, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
WCDMA: 1 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | LTE (Cat 4) | 1xRTT | EDGE |
| Features | ||||
| Flashlight | - | Yes | - | - |
| GPS / Location | - | n/a | Yes | n/a |
| Water-Resistant | - | Yes | - | - |
| Accessibility | ||||
| Adjustable Text Size | - | n/a | - | n/a |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | - |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | - | Yes | - | Yes |
| Infrared (IR) | - | - | - | Yes |
| Mobile Hotspot | - | n/a | - | n/a |
| USB | - |
Yes Micro-USB |
- | Yes |
| Wi-Fi | - |
Yes 4 (802.11 a,b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | Yes | n/a | Yes | n/a |
| Ringer ID | Yes | n/a | - | n/a |
| Voice Dialing | - | n/a | Yes | n/a |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Graphics | Yes | n/a | Yes | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a |
| Real-Music Ringers | - | n/a | Yes | n/a |
| Data & Network | ||||
| Data Tethering | - | n/a | - | n/a |
| Dual-SIM | - | Yes * | - | - |
| WAP / Web Browser | Yes | n/a | Yes | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - |
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 | - | n/a | - | n/a |
| MMS | Yes | n/a | Yes | n/a |
| Text Messaging Templates | Yes | n/a | - | n/a |
| Music | ||||
| FM Radio | - | Yes | - | Yes |
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | - | n/a | - | n/a |
| Stereo Speakers | - | - | - | Yes |
| Photo & Video | ||||
| Video Calling | - | n/a | - | n/a |
| Power | ||||
| Fast Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | n/a |
| Calculator | Yes | n/a | Yes | n/a |
| Calendar | Yes | n/a | Yes | n/a |
| To-Do List | Yes | n/a | - | n/a |
| Voice Memo | Yes | n/a | Yes | n/a |
| Software | ||||
| BREW | - | n/a | Yes | n/a |
| Games | Yes | n/a | Yes | n/a |
| Java (J2ME) | Yes | n/a | - | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | Yes | n/a |
| Push-To-Talk | - | - | Yes | Yes * |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Samsung SGH-X640 | Motorola Moto G4 | LG AX-390 / UX-390 | Nokia N73 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Motorola Moto G4 | LG AX-390 / UX-390 | Nokia N73 |
