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Phone | Nokia Lumia 521 / 520 | ZTE Blade Spark | Kyocera Hydro Wave / Hydro Air |
Current U.S. Carriers | (none) | (none) | (none) |
Global Availability | Released | Released | Released |
Specifications | |||
---|---|---|---|
Display Size |
4" diag. 5 : 3 |
5.5" diag. 16 : 9 |
5" diag. 16 : 9 |
Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~267 ppi) LCD (TFT/TFD) |
540 x 960 pixels (~220 ppi) LCD (TFT/TFD) |
Display Refresh | ? | 60 Hz | 60 Hz |
Battery | 1,430 mAh | 3,140 mAh | 2,300 mAh |
Processor | 1 GHz Qualcomm Snapdragon S4 MSM8270 | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | 1.2 GHz Qualcomm Snapdragon 410 (MSM8916) |
RAM | 512 MB | 2 GB | 1 GB |
Storage | 8 GB | 16 GB | 8 GB |
Main Camera | 5 megapixel | 13 megapixel | 5 megapixel |
Wide Camera | - | - | - |
Tele Camera | - | - | - |
Video Capture | 720p HD | 1080p HD | 1080p HD |
Front Camera | - | 5 megapixel | 2 megapixel |
Weight |
4.39 oz (124g) |
6.12 oz (173g) |
5.11 oz (145g) |
Dimensions |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
6.14" x 3.06" x 0.38" (156 x 78 x 9.7 mm) |
5.66" x 2.85" x 0.42" (144 x 72 x 10.7 mm) |
Platform / OS | Windows | Android | Android |
Network Bands | |||
Data Technology | HSPA+ 21 | LTE (Cat 4) | LTE (Cat 4) |
Features | |||
Fingerprint Reader | - |
Yes stand-alone |
- |
Flashlight | - | Yes | Yes |
Ruggedized | - | - | Yes |
Water-Resistant | - | - |
Yes IPX7 (snorkeling) |
Accessibility | |||
Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
TTY/TDD (Digital) | Yes | Yes | Yes |
Connectivity | |||
Bluetooth | Yes | Yes | Yes |
USB | Yes |
Yes USB Type C |
Yes Micro-USB |
Wi-Fi | Yes |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
Input | |||
Side Keys | Yes | Yes | Yes |
Touch Screen |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
Memory | |||
Memory Card Slot | Yes | Yes | Yes |
Music | |||
Headphone Jack (3.5mm) | Yes | Yes | Yes |
Power | |||
Fast Charging | - | - | Yes * |
Voice | |||
HD Voice | - | Yes | Yes * |
Speaker Phone | Yes | Yes | Yes |
* Some versions only | |||
Nokia Lumia 521 / 520 | ZTE Blade Spark | Kyocera Hydro Wave / Hydro Air |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
Phone | Nokia Lumia 521 / 520 | ZTE Blade Spark | Kyocera Hydro Wave / Hydro Air |