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| Phone | Samsung Glyde U940 | Nubia Red Magic 3 / 3S | Samsung SGH-E640 | Samsung SGH-D520 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.8" diag. 16.5 : 9 |
6.7" diag. 19.5 : 9 |
? | ? |
| Display Resolution & Type |
240 x 440 pixels (~182 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~388 ppi) AMOLED |
176 x 220 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 90 Hz | ? | ? |
| Battery | 1,000 mAh | 5,000 mAh | 800 mAh | 800 mAh |
| Processor | ? | Qualcomm Snapdragon 855+ | ? | ? |
| RAM | ? | 8 GB * | ? | ? |
| Storage | ? raw hardware | 128 GB * | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | 48 megapixel | 1 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | QVGA (320 x 240) | 4K UHD | QCIF (176 x 144) | CIF (352 x 288) |
| Front Camera | - | 16 megapixel | - | - |
| Weight |
4.2 oz (119g) |
7.58 oz (215g) |
3.17 oz (90g) |
3.32 oz (94g) |
| Dimensions |
4.09" x 1.98" x 0.71" (104 x 50 x 18 mm) |
6.76" x 3.09" x 0.38" (172 x 79 x 9.7 mm) |
3.37" x 1.78" x 0.93" (86 x 45 x 23.6 mm) |
3.98" x 1.81" x 0.63" (101 x 46 x 16 mm) |
| Form Factor | Slide | Slab | Clamshell | Slide |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 34, 38, 39, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8, 19 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | EVDO r0 | LTE (Cat 9) | GPRS | GPRS |
| Features | ||||
| Fingerprint Reader | - |
Yes stand-alone |
- | - |
| Flashlight | - | Yes | - | - |
| GPS / Location | Yes | n/a | - | - |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4 (very compatible) |
- | - | - |
| Multiple Languages | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | - |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| USB | Yes |
Yes USB Type C |
Yes | - |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
| Contacts | ||||
| Picture ID | Yes | n/a | Yes | Yes |
| Ringer ID | Yes | n/a | Yes | Yes |
| Voice Dialing | Yes | n/a | - | - |
| Customization | ||||
| Custom Graphics | Yes | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | Yes | Yes |
| Real-Music Ringers | Yes | n/a | Yes | - |
| Data & Network | ||||
| Data Tethering | Yes | n/a | - | Yes |
| Dual-SIM | - | Yes | - | - |
| External Antenna Jack | - | n/a | - | Yes |
| WAP / Web Browser | Yes | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | Yes | - | - |
| Touch Screen | Yes |
Yes Capacitive |
- | - |
| Memory | ||||
| Memory Card Slot | Yes | - | - | - |
| Messaging | ||||
| Email Client | - | n/a | Yes | Yes |
| EMS / Picture Messaging | - | n/a | Yes | - |
| MMS | Yes | n/a | Yes | Yes |
| Text Messaging Templates | Yes | n/a | Yes | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | Yes | n/a | Yes | - |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| TV Output | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | Yes | Yes |
| Calculator | Yes | n/a | Yes | Yes |
| Calendar | Yes | n/a | Yes | Yes |
| To-Do List | - | n/a | Yes | Yes |
| Voice Memo | - | n/a | Yes | Yes |
| Software | ||||
| BREW | Yes | n/a | - | - |
| Games | Yes | n/a | Yes | Yes |
| Java (J2ME) | - | n/a | Yes | Yes |
| Voice | ||||
| HD Voice | - | Yes | - | - |
| Headset Jack (2.5 mm) | Yes | n/a | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Glyde U940 | Nubia Red Magic 3 / 3S | Samsung SGH-E640 | Samsung SGH-D520 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Glyde U940 | Nubia Red Magic 3 / 3S | Samsung SGH-E640 | Samsung SGH-D520 |
