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| Phone | Samsung SGH-E640 | TCL 20 SE | Huawei Premia | Samsung Galaxy S6 (GSM) | LG Optimus F7 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
6.8" diag. 20.5 : 9 |
4" diag. 5 : 3 |
5.1" diag. 16 : 9 |
4.7" diag. 16 : 9 |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
720 x 1640 pixels (~263 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~576 ppi) AMOLED |
720 x 1280 pixels (~312 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | 60 Hz | 60 Hz |
| Battery | 800 mAh | 5,000 mAh | 1,650 mAh | 2,550 mAh | 2,540 mAh |
| Processor | ? | 1.6 GHz Qualcomm Snapdragon 460 | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | 2.1 GHz Samsung Exynos 7420 | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 |
| RAM | ? | 4 GB | 1 GB | 3 GB | 1 GB |
| Storage | ? raw hardware | 128 GB | 4 GB | 32 GB * | 8 GB |
| Main Camera | 1 megapixel | 48 megapixel | 5 megapixel | 16 megapixel | 8 megapixel |
| Wide Camera | - | 5 megapixel | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | QCIF (176 x 144) | 1080p HD | 720p HD | 4K UHD | 1080p HD |
| Front Camera | - | 13 megapixel | 1 megapixel | 5 megapixel | 1 megapixel |
| Weight |
3.17 oz (90g) |
7.31 oz (207g) |
4.94 oz (140g) |
4.87 oz (138g) |
4.7 oz (133g) |
| Dimensions |
3.37" x 1.78" x 0.93" (86 x 45 x 23.6 mm) |
6.78" x 3.04" x 0.35" (172 x 77 x 8.9 mm) |
4.96" x 2.53" x 0.48" (126 x 64 x 12.2 mm) |
5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm) |
5.16" x 2.71" x 0.38" (131 x 69 x 9.7 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 26, 28, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
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| Data Technology | GPRS | LTE (Cat 4) | LTE (Cat 3) | LTE (Cat 6) | LTE (Cat 3) |
| Features | |||||
| Fingerprint Reader | - |
Yes stand-alone |
- | Yes | - |
| Flashlight | - | Yes | - | Yes | - |
| GPS / Location | - | n/a | n/a | n/a | n/a |
| VR-ready | - | - | - | Yes | - |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | n/a | n/a |
| Hearing Aid Compatible | - |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | - | - | Yes | - |
| MirrorLink | - | - | - | Yes | - |
| Mobile Hotspot | - | n/a | n/a | n/a | n/a |
| NFC | - | - | - | Yes | Yes |
| USB | Yes |
Yes USB Type C |
Yes Micro-USB |
Yes Micro-USB |
Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 a,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | n/a | n/a |
| Ringer ID | Yes | n/a | n/a | n/a | n/a |
| Voice Dialing | - | n/a | n/a | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a | n/a | n/a |
| Real-Music Ringers | Yes | n/a | n/a | n/a | n/a |
| Data & Network | |||||
| Data Tethering | - | n/a | n/a | n/a | n/a |
| WAP / Web Browser | Yes | n/a | n/a | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | Yes | n/a | n/a | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a | n/a |
| Music | |||||
| FM Radio | - | Yes | - | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes | Yes |
| Music Player | Yes | n/a | n/a | n/a | n/a |
| Photo & Video | |||||
| DLNA | - | - | Yes | Yes | Yes |
| Miracast | - | - | - | Yes | Yes |
| TV Output | - | - | - | Yes | Yes |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Wireless Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a | n/a |
| To-Do List | Yes | n/a | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a | n/a |
| Software | |||||
| Games | Yes | n/a | n/a | n/a | n/a |
| Java (J2ME) | Yes | n/a | n/a | n/a | n/a |
| Voice | |||||
| HD Voice | - | Yes | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-E640 | TCL 20 SE | Huawei Premia | Samsung Galaxy S6 (GSM) | LG Optimus F7 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-E640 | TCL 20 SE | Huawei Premia | Samsung Galaxy S6 (GSM) | LG Optimus F7 |
