Compare Phones
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| Phone | Nokia Lumia 521 / 520 | ZTE Blade Max 3 / Max Blue | BLU Life One X3 | ZTE Flash |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
6" diag. 16 : 9 |
5.5" diag. 16 : 9 |
4.5" diag. 16 : 9 |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD) |
1080 x 1920 pixels (~401 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | 60 Hz |
| Battery | 1,430 mAh | 4,000 mAh | 5,000 mAh | 1,780 mAh |
| Processor | 1 GHz Qualcomm Snapdragon S4 MSM8270 | 2 GHz Qualcomm Snapdragon 625 (MSM8953) | 1.3 GHz MediaTek 6753 | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 |
| RAM | 512 MB | 2 GB | 3 GB | 1 GB |
| Storage | 8 GB | 16 GB | 32 GB | 8 GB |
| Main Camera | 5 megapixel | 13 megapixel | 13 megapixel | 12 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 720p HD | 4K UHD | 1080p HD | 1080p HD |
| Front Camera | - | 5 megapixel | 13 megapixel | 1 megapixel |
| Weight |
4.39 oz (124g) |
6.34 oz (180g) |
6.42 oz (182g) |
5.2 oz (147g) |
| Dimensions |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
6.49" x 3.3" x 0.35" (165 x 84 x 8.9 mm) |
6.02" x 2.97" x 0.35" (153 x 75 x 8.9 mm) |
5.27" x 2.56" x 0.38" (134 x 65 x 9.7 mm) |
| Platform / OS | Windows | Android | Android | Android |
| Network Bands |
4G LTE: 2, 4, 5, 12, 13, 25 WCDMA: 2, 4, 5 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 7, 12, 17, 28 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
4G LTE: 25 CDMA: 800, 850, 1900 |
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| Data Technology | HSPA+ 21 | LTE (Cat 4) | LTE (Cat 4) | LTE (Cat 3) |
| Features | ||||
| Fingerprint Reader | - |
Yes stand-alone |
Yes stand-alone |
- |
| Flashlight | - | Yes | Yes | - |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| NFC | - | - | - | Yes |
| USB | Yes |
Yes USB Type C |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | Yes |
Yes 5 (802.11 ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
| Data & Network | ||||
| Dual-SIM | - | - | Yes | - |
| Input | ||||
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | Yes |
| Music | ||||
| FM Radio | - | - | Yes | - |
| Headphone Jack (3.5mm) | Yes | Yes | Yes | Yes |
| Power | ||||
| Fast Charging | - | Yes | Yes | - |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Nokia Lumia 521 / 520 | ZTE Blade Max 3 / Max Blue | BLU Life One X3 | ZTE Flash | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia Lumia 521 / 520 | ZTE Blade Max 3 / Max Blue | BLU Life One X3 | ZTE Flash |
