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| Phone | Nuu F4L | Samsung Galaxy Z Fold3 | ZTE Blade Vantage | Sony Xperia XZ1 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Not yet released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.8" diag. 4 : 3 |
7.6" diag. 4 : 3 |
5" diag. 16 : 9 |
5.2" diag. 16 : 9 |
| Display Resolution & Type |
240 x 320 pixels (~143 ppi) LCD (STN) |
1768 x 2208 pixels (~372 ppi) AMOLED |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~424 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 120 Hz | 60 Hz | 60 Hz |
| Battery | 1,350 mAh | 4,400 mAh | 2,500 mAh | 2,700 mAh |
| Processor | 1.1 GHz MediaTek MT6731 | Qualcomm Snapdragon 888 | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) |
| RAM | 512 MB | 12 GB | 2 GB | 4 GB |
| Storage | 4 GB | 256 GB * | 16 GB | 64 GB |
| Main Camera | 2 megapixel | 12 megapixel | 8 megapixel | 19 megapixel |
| Wide Camera | - | 12 megapixel | - | - |
| Tele Camera | - | 12 megapixel | - | - |
| Video Capture | 720p HD | 4K UHD | 720p HD | 4K UHD |
| Front Camera | Yes | 10 megapixel | 2 megapixel | 13 megapixel |
| Weight |
4.5 oz (128g) |
9.56 oz (271g) |
5.29 oz (150g) |
5.5 oz (156g) |
| Dimensions |
4.31" x 2.27" x 0.83" (109 x 58 x 21 mm) |
6.23" x 2.64" x 0.63" (158 x 67 x 16 mm) |
5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm) |
5.82" x 2.89" x 0.29" (148 x 73 x 7.4 mm) |
| Form Factor | Clamshell | Foldable | Slab | Slab |
| Platform / OS | (proprietary) | Android | Android | Android |
| Network Bands |
4G LTE: 2, 4, 5, 12, 13, 66 WCDMA: 2, 4, 5 GSM: 850, 1900 |
5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 WCDMA: 1, 2, 3, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 13 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 4) | NR (5G) | LTE (Cat 4) | LTE (Cat 16) |
| Features | ||||
| Barometer | - | Yes | - | Yes |
| Fingerprint Reader | - |
Yes stand-alone |
- |
Yes * stand-alone |
| Flashlight | Yes | Yes | Yes | Yes |
| GPS / Location | Yes | n/a | n/a | n/a |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Adjustable Text Size | Yes | n/a | n/a | n/a |
| Hearing Aid Compatible | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | Yes | - | - |
| Connectivity | ||||
| Bluetooth |
Yes |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| NFC | - | Yes | - | Yes |
| USB |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
Yes USB Type C |
| UWB | - | Yes | - | - |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
Yes 6 (802.11 a,ac,ax,b,g,n) |
Yes 4 (802.11 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 |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | n/a |
| Data & Network | ||||
| Dual-SIM | - | Yes | - | Yes * |
| WAP / Web Browser | Yes | n/a | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen | - | Yes | Yes | Yes |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | Yes | n/a | n/a | n/a |
| Instant Messaging | Yes | 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 | Yes | n/a | n/a | n/a |
| Stereo Speakers | - | Yes | - | Yes |
| Photo & Video | ||||
| DLNA | - | - | - | Yes |
| Miracast | - | - | - | Yes |
| TV Output | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | Yes |
| Wireless Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a |
| Voice | ||||
| HD Voice | Yes | Yes | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Nuu F4L | Samsung Galaxy Z Fold3 | ZTE Blade Vantage | Sony Xperia XZ1 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nuu F4L | Samsung Galaxy Z Fold3 | ZTE Blade Vantage | Sony Xperia XZ1 |
