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| Phone | LG Optimus Zone | LG V40 ThinQ | ZTE Grand X | BlackBerry 7750 | Nokia Lumia 521 / 520 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
3.2" diag. 4 : 3 |
6.4" diag. 19.5 : 9 |
5" diag. 16 : 9 |
? |
4" diag. 5 : 3 |
| Display Resolution & Type |
240 x 320 pixels (~125 ppi) LCD (TFT/TFD) |
1440 x 3120 pixels (~537 ppi) AMOLED |
540 x 960 pixels (~220 ppi) LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | 60 Hz | ? | ? |
| Battery | 1,540 mAh | 3,300 mAh | 2,300 mAh | ? | 1,430 mAh |
| Processor | 800 MHz Qualcomm Snapdragon S1 MSM7625A | Qualcomm Snapdragon 845 | 1.2 GHz Qualcomm Snapdragon 200 MSM8210 | ? | 1 GHz Qualcomm Snapdragon S4 MSM8270 |
| RAM | 512 MB | 6 GB | 1 GB | ? | 512 MB |
| Storage | 4 GB | 64 GB | 4 GB | ? raw hardware | 8 GB |
| Main Camera | 3 megapixel | 12 megapixel | 5 megapixel | - | 5 megapixel |
| Wide Camera | - | 16 megapixel | - | - | - |
| Tele Camera | - | 12 megapixel | - | - | - |
| Video Capture | VGA (640 x 480) | 4K UHD | 720p HD | - | 720p HD |
| Front Camera | - | 8 megapixel | 1 megapixel | - | - |
| Weight |
3.88 oz (110g) |
5.95 oz (169g) |
6.06 oz (172g) |
5.01 oz (142g) |
4.39 oz (124g) |
| Dimensions |
4.04" x 2.42" x 0.47" (103 x 61 x 11.9 mm) |
6.24" x 2.99" x 0.31" (158 x 76 x 7.9 mm) |
5.7" x 2.87" x 0.37" (145 x 73 x 9.4 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
| Platform / OS | Android | Android | Android | BlackBerry OS | Windows |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 17, 20, 25, 26, 29, 30, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
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| Data Technology | EVDO rA | LTE (Cat 18) | HSPA+ 21 | 1xRTT | HSPA+ 21 |
| Features | |||||
| Barometer | - | Yes | - | - | - |
| Fingerprint Reader | - |
Yes stand-alone |
- | - | - |
| Flashlight | - | Yes | - | - | - |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- | - | - |
| Accessibility | |||||
| Hearing Aid Compatible | Yes | Yes | Yes | - | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
- |
Yes |
| MirrorLink | - | Yes | - | - | - |
| NFC | - | Yes | - | - | - |
| USB |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
Yes | Yes |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
- | Yes |
| Input | |||||
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes | - |
| Touch Screen | Yes | Yes | Yes | - | Yes |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | - | Yes |
| Music | |||||
| FM Radio | - | Yes | - | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | Yes | - | Yes |
| Photo & Video | |||||
| DLNA | - | Yes | - | - | - |
| Miracast | - | Yes | - | - | - |
| Power | |||||
| Fast Charging | - | Yes | - | - | - |
| Wireless Charging | - | Yes | - | - | - |
| Voice | |||||
| HD Voice | - | Yes | Yes | - | - |
| Speaker Phone | Yes | Yes | Yes | - | Yes |
| LG Optimus Zone | LG V40 ThinQ | ZTE Grand X | BlackBerry 7750 | Nokia Lumia 521 / 520 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | LG Optimus Zone | LG V40 ThinQ | ZTE Grand X | BlackBerry 7750 | Nokia Lumia 521 / 520 |
