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| Phone | Samsung SGH-X640 | Samsung Droid Charge | LG TP 5250 | Google Pixel 3a XL | Alcatel Idol 4S |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Not yet released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4.3" diag. 5 : 3 |
? |
6" diag. 18 : 9 |
5.5" diag. 16 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
480 x 800 pixels (~217 ppi) AMOLED |
? |
1080 x 2160 pixels (~402 ppi) AMOLED |
1440 x 2560 pixels (~534 ppi) AMOLED |
| Display Refresh | ? | 60 Hz | ? | 60 Hz | 60 Hz |
| Battery | 800 mAh | 1,500 mAh | ? | 3,700 mAh | 3,000 mAh |
| Processor | ? | 1 GHz Samsung Hummingbird | ? | 2 GHz Qualcomm Snapdragon 670 | 1.8 GHz Qualcomm Snapdragon 652 (MSM8976) |
| RAM | ? | ? | ? | 4 GB | 3 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 64 GB | 32 GB |
| Main Camera | Yes | 8 megapixel | - | 12 megapixel | 16 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 720p HD | - | 4K UHD | 4K UHD |
| Front Camera | - | 1 megapixel | - | 8 megapixel | 8 megapixel |
| Weight |
3 oz (85g) |
5.06 oz (144g) |
3.5 oz (99g) |
5.89 oz (167g) |
5.26 oz (149g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.1" x 2.68" x 0.46" (130 x 68 x 11.7 mm) |
3.3" x 1.8" x 0.98" (84 x 46 x 24.9 mm) |
6.3" x 3" x 0.3" (160 x 76 x 7.6 mm) |
6.06" x 2.97" x 0.28" (154 x 75 x 7 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | Android | (proprietary) | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 13 CDMA: 850, 1900 |
CDMA: 1900 AMPS: 850 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 7, 12, 17 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | LTE (Cat 3) | - | LTE (Cat 11) | LTE (Cat 4) |
| Features | |||||
| Barometer | - | - | - | Yes | - |
| Fingerprint Reader | - | - | - |
Yes stand-alone |
Yes * |
| Flashlight | - | - | - | Yes | Yes |
| GPS / Location | - | n/a | - | n/a | n/a |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | - | n/a | n/a |
| Hearing Aid Compatible | - | Yes | - | Yes | Yes |
| Multiple Languages | Yes | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | - | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth | - |
Yes Classic Audio |
- |
Yes Classic Audio |
Yes Classic Audio |
| Mobile Hotspot | - | n/a | - | n/a | n/a |
| NFC | - | - | - | Yes | Yes |
| USB | - |
Yes Micro-USB |
- |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | - | n/a | n/a |
| Ringer ID | Yes | n/a | - | n/a | n/a |
| Voice Dialing | - | n/a | Yes | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | Yes | n/a | n/a |
| Custom Ringtones | Yes | n/a | Yes | n/a | n/a |
| Real-Music Ringers | - | n/a | - | n/a | n/a |
| Data & Network | |||||
| Data Tethering | - | n/a | Yes | n/a | n/a |
| Dual-SIM | - | - | - | - | Yes * |
| WAP / Web Browser | Yes | n/a | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | Yes | - | Yes | Yes |
| Memory | |||||
| Memory Card Slot | - | Yes | - | - | Yes |
| Messaging | |||||
| Email Client | - | n/a | - | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | - | n/a | n/a |
| Instant Messaging | - | n/a | - | n/a | n/a |
| MMS | Yes | n/a | - | n/a | n/a |
| Text Messaging Templates | Yes | n/a | - | n/a | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | - | Yes | Yes |
| Music Player | - | n/a | - | n/a | n/a |
| Stereo Speakers | - | - | - | Yes | Yes |
| Photo & Video | |||||
| DLNA | - | Yes | - | - | - |
| Miracast | - | - | - | - | Yes |
| TV Output | - | Yes | - | - | - |
| Video Calling | - | n/a | - | n/a | n/a |
| Power | |||||
| Fast Charging | - | - | - | Yes | Yes |
| Productivity | |||||
| Alarm | Yes | n/a | - | n/a | n/a |
| Calculator | Yes | n/a | Yes | n/a | n/a |
| Calendar | Yes | n/a | Yes | n/a | n/a |
| To-Do List | Yes | n/a | - | n/a | n/a |
| Voice Memo | Yes | n/a | Yes | n/a | n/a |
| Software | |||||
| Games | Yes | n/a | Yes | n/a | n/a |
| Java (J2ME) | Yes | n/a | - | n/a | n/a |
| Voice | |||||
| Call Screening | - | - | - | Yes | - |
| HD Voice | - | - | - | Yes | Yes |
| Headset Jack (2.5 mm) | Yes | n/a | Yes | n/a | n/a |
| Speaker Phone | Yes | Yes | - | Yes | Yes |
| * Some versions only | |||||
| Samsung SGH-X640 | Samsung Droid Charge | LG TP 5250 | Google Pixel 3a XL | Alcatel Idol 4S | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Samsung Droid Charge | LG TP 5250 | Google Pixel 3a XL | Alcatel Idol 4S |
