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| Phone | Samsung SGH-X640 | LG K8 (2018) / Zone 4 / Tribute Dynasty / Tribute Empire / K8s | ZTE Blade Max 2s | Nokia 1661 | Huawei P9 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Not yet released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
5" diag. 16 : 9 |
6" diag. 18 : 9 |
1.8" diag. 4 : 3 |
5.2" diag. 16 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
1080 x 2160 pixels (~402 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~114 ppi) LCD (TFT/TFD) |
1920 x 1080 pixels (~424 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? | 60 Hz |
| Battery | 800 mAh | 2,500 mAh | 4,000 mAh | 860 mAh | 3,000 mAh |
| Processor | ? | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) | ? | 2.5 GHz Huawei Kirin 955 |
| RAM | ? | 2 GB | 2 GB | ? | 3 GB * |
| Storage | ? raw hardware | 16 GB | 32 GB | ? raw hardware | 32 GB * |
| Main Camera | Yes | 8 megapixel | 13 megapixel | - | 12 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 1080p HD | 1080p HD | - | 1080p HD |
| Front Camera | - | 5 megapixel | 5 megapixel | - | 8 megapixel |
| Weight |
3 oz (85g) |
4.94 oz (140g) |
6.35 oz (180g) |
2.9 oz (82g) |
5.05 oz (143g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.7" x 2.84" x 0.32" (145 x 72 x 8.1 mm) |
6.26" x 2.96" x 0.32" (159 x 75 x 8.1 mm) |
4.25" x 1.8" x 0.53" (108 x 46 x 13.5 mm) |
5.71" x 2.79" x 0.28" (145 x 71 x 7.1 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | (proprietary) | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 3, 4, 5, 7, 12, 13, 25, 26, 41 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
GSM: 850, 1900 |
||
| Data Technology | GPRS | LTE (Cat 4) | LTE (Cat 6) | - | LTE (Cat 6) |
| Features | |||||
| Fingerprint Reader | - | - |
Yes stand-alone |
- | Yes |
| Flashlight | - | Yes | Yes | Yes | Yes |
| GPS / Location | - | n/a | n/a | - | n/a |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | - | n/a |
| Hearing Aid Compatible | - |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- | - |
| Multiple Languages | Yes | n/a | n/a | - | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | - | - |
| Alerts | |||||
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | - | Yes |
| Mobile Hotspot | - | n/a | n/a | - | n/a |
| NFC | - | - | - | - | Yes * |
| USB | - |
Yes Micro-USB |
Yes USB Type C |
- |
Yes USB Type C |
| 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 | n/a | - | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | - | n/a |
| Custom Ringtones | Yes | n/a | n/a | - | n/a |
| Real-Music Ringers | - | n/a | n/a | - | n/a |
| Data & Network | |||||
| Data Tethering | - | n/a | n/a | - | n/a |
| Dual-SIM | - | - | - | - | Yes * |
| WAP / Web Browser | Yes | n/a | n/a | - | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | - | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | - | Yes | 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 | |||||
| FM Radio | - | - | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - | Yes |
| Music Player | - | n/a | n/a | - | n/a |
| Photo & Video | |||||
| DLNA | - | - | - | - | Yes |
| Miracast | - | - | - | - | Yes |
| Power | |||||
| Fast Charging | - | - | Yes | - | Yes |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | Yes | n/a |
| Calculator | Yes | n/a | n/a | Yes | n/a |
| Calendar | Yes | n/a | n/a | Yes | n/a |
| To-Do List | Yes | n/a | n/a | - | n/a |
| Voice Memo | Yes | n/a | n/a | Yes | n/a |
| Software | |||||
| Games | Yes | n/a | n/a | Yes | n/a |
| Java (J2ME) | Yes | n/a | n/a | - | n/a |
| Voice | |||||
| HD Voice | - | Yes | Yes | - | Yes |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | Yes | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SGH-X640 | LG K8 (2018) / Zone 4 / Tribute Dynasty / Tribute Empire / K8s | ZTE Blade Max 2s | Nokia 1661 | Huawei P9 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | LG K8 (2018) / Zone 4 / Tribute Dynasty / Tribute Empire / K8s | ZTE Blade Max 2s | Nokia 1661 | Huawei P9 |
