Compare Phones
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| Phone | Microsoft Lumia 640 | Kyocera DuraPlus | ZTE Blade X1 5G | Samsung SGH-X426 / SGH-X427 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
5" diag. 16 : 9 |
2" diag. 4 : 3 |
6.5" diag. 19.5 : 9 |
? |
| Display Resolution & Type |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~396 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (Color) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 2,500 mAh | 1,650 mAh | 4,000 mAh | ? |
| Processor | 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) | ? | 2.4 GHz Qualcomm Snapdragon 765G | ? |
| RAM | 1 GB | 128 MB | 6 GB | ? |
| Storage | 8 GB | 256 MB | 128 GB | ? raw hardware |
| Main Camera | 8 megapixel | - | 48 megapixel | - |
| Wide Camera | - | - | 8 megapixel | - |
| Tele Camera | - | - | - | - |
| Video Capture | 1080p HD | - | 4K UHD | - |
| Front Camera | 1 megapixel | - | 16 megapixel | - |
| Weight |
5.11 oz (145g) |
6.67 oz (189g) |
6.7 oz (190g) |
2.8 oz (79g) |
| Dimensions |
5.56" x 2.84" x 0.35" (141 x 72 x 8.9 mm) |
5.28" x 2.17" x 0.93" (134 x 55 x 23.6 mm) |
6.46" x 2.99" x 0.36" (164 x 76 x 9.2 mm) |
3.3" x 1.8" x 0.8" (84 x 46 x 20.3 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell |
| Platform / OS | Windows | (proprietary) | Android | (proprietary) |
| Network Bands |
CDMA: 800, 850, 1900 |
5G: 2, 5, 66 4G LTE: 2, 4, 5, 12, 13, 66 |
GSM: 850, 1900 |
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| Data Technology | LTE (Cat 4) | EVDO rA | NR (5G) | GPRS |
| Features | ||||
| Barometer | - | - | Yes | - |
| Fingerprint Reader | - | - |
Yes stand-alone |
- |
| Flashlight | - | Yes | Yes | - |
| GPS / Location | n/a | Yes | n/a | - |
| Ruggedized | - | Yes | - | - |
| Water-Resistant | - | Yes | - | - |
| Accessibility | ||||
| Adjustable Text Size | n/a | Yes | n/a | - |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
- |
| Multiple Languages | n/a | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | - |
| Mobile Hotspot | n/a | - | n/a | - |
| NFC | Yes | - | Yes | - |
| USB |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
- |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
- |
| Contacts | ||||
| Picture ID | n/a | - | n/a | - |
| Ringer ID | n/a | Yes | n/a | - |
| Voice Dialing | n/a | Yes | n/a | - |
| Customization | ||||
| Custom Graphics | n/a | Yes | n/a | Yes |
| Custom Ringtones | n/a | Yes | n/a | Yes |
| Real-Music Ringers | n/a | - | n/a | - |
| Data & Network | ||||
| Data Tethering | n/a | - | n/a | Yes |
| WAP / Web Browser | n/a | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | - |
| Messaging | ||||
| Email Client | n/a | - | n/a | - |
| EMS / Picture Messaging | n/a | - | n/a | Yes |
| MMS | n/a | Yes | n/a | - |
| Text Messaging Templates | n/a | Yes | n/a | Yes |
| Music | ||||
| FM Radio | Yes | - | - | - |
| Headphone Jack (3.5mm) | Yes | - | Yes | - |
| Music Player | n/a | - | n/a | - |
| Photo & Video | ||||
| DLNA | Yes | - | - | - |
| Miracast | Yes | - | - | - |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | Yes |
| Calculator | n/a | Yes | n/a | Yes |
| Calendar | n/a | Yes | n/a | Yes |
| To-Do List | n/a | - | n/a | Yes |
| Voice Memo | n/a | Yes | n/a | - |
| Software | ||||
| BREW | n/a | Yes | n/a | - |
| Games | n/a | Yes | n/a | Yes |
| Java (J2ME) | n/a | Yes | n/a | Yes |
| Voice | ||||
| HD Voice | Yes | - | Yes | - |
| Headset Jack (2.5 mm) | n/a | Yes | n/a | - |
| Push-To-Talk | - | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes | - |
| Microsoft Lumia 640 | Kyocera DuraPlus | ZTE Blade X1 5G | Samsung SGH-X426 / SGH-X427 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Microsoft Lumia 640 | Kyocera DuraPlus | ZTE Blade X1 5G | Samsung SGH-X426 / SGH-X427 |
