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| Phone | Samsung SGH-E640 | Huawei Mate 10 Pro | Samsung Galaxy J2 / J2 Pure / J2 Dash |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
6" diag. 18 : 9 |
5" diag. 16 : 9 |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
1080 x 2160 pixels (~402 ppi) AMOLED |
540 x 960 pixels (~220 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz |
| Battery | 800 mAh | 4,000 mAh | 2,600 mAh |
| Processor | ? | 2.4 GHz Huawei Kirin 970 | 1.4 GHz Samsung Exynos 7570 |
| RAM | ? | 6 GB * | 2 GB |
| Storage | ? raw hardware | 128 GB * | 16 GB |
| Main Camera | 1 megapixel | 12 megapixel | 8 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | QCIF (176 x 144) | 4K UHD | 1080p HD |
| Front Camera | - | 8 megapixel | 5 megapixel |
| Weight |
3.17 oz (90g) |
6.28 oz (178g) |
5.43 oz (154g) |
| Dimensions |
3.37" x 1.78" x 0.93" (86 x 45 x 23.6 mm) |
6.07" x 2.93" x 0.31" (154 x 75 x 7.9 mm) |
5.65" x 2.84" x 0.35" (144 x 72 x 8.9 mm) |
| Form Factor | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
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| Data Technology | GPRS | LTE (Cat 18) | LTE (Cat 4) |
| Features | |||
| Barometer | - | Yes | - |
| Fingerprint Reader | - |
Yes stand-alone |
- |
| Flashlight | - | Yes | Yes |
| Water-Resistant | - |
Yes IPX7 (snorkeling) |
- |
| Accessibility | |||
| Hearing Aid Compatible | - | - |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | - | Yes |
| Alerts | |||
| Extra Display | Yes | - | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| Infrared (IR) | - | Yes | - |
| NFC | - | Yes | - |
| USB | Yes |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | |||
| Picture ID | Yes | n/a | n/a |
| Ringer ID | Yes | n/a | n/a |
| Customization | |||
| Custom Graphics | Yes | n/a | n/a |
| Custom Ringtones | Yes | n/a | n/a |
| Real-Music Ringers | Yes | n/a | n/a |
| Data & Network | |||
| Dual-SIM | - | Yes * | - |
| WAP / Web Browser | Yes | n/a | n/a |
| Input | |||
| Predictive Text Entry | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | - | - | Yes |
| Messaging | |||
| Email Client | Yes | n/a | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a |
| MMS | Yes | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a |
| Music | |||
| Headphone Jack (3.5mm) | - | - | Yes |
| Music Player | Yes | n/a | n/a |
| Photo & Video | |||
| TV Output | - | Yes | - |
| Power | |||
| Fast Charging | - | Yes | - |
| Productivity | |||
| Alarm | Yes | n/a | n/a |
| Calculator | Yes | n/a | n/a |
| Calendar | Yes | n/a | n/a |
| To-Do List | Yes | n/a | n/a |
| Voice Memo | Yes | n/a | n/a |
| Software | |||
| Games | Yes | n/a | n/a |
| Java (J2ME) | Yes | n/a | n/a |
| Voice | |||
| HD Voice | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes |
| * Some versions only | |||
| Samsung SGH-E640 | Huawei Mate 10 Pro | Samsung Galaxy J2 / J2 Pure / J2 Dash | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-E640 | Huawei Mate 10 Pro | Samsung Galaxy J2 / J2 Pure / J2 Dash |
