Compare Phones
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| Phone | Nokia Lumia 521 / 520 | BlackBerry 7750 | Motorola Moto z4 | BlackBerry Curve 3G 9330 | ZTE Flash |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
? |
6.4" diag. 19.5 : 9 |
2.5" diag. 4 : 3 |
4.5" diag. 16 : 9 |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
1080 x 2340 pixels (~403 ppi) AMOLED |
320 x 240 pixels (~160 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | 60 Hz |
| Battery | 1,430 mAh | ? | 3,600 mAh | 1,150 mAh | 1,780 mAh |
| Processor | 1 GHz Qualcomm Snapdragon S4 MSM8270 | ? | 2 GHz Qualcomm Snapdragon 675 | ? | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 |
| RAM | 512 MB | ? | 4 GB | ? | 1 GB |
| Storage | 8 GB | ? raw hardware | 128 GB | ? raw hardware | 8 GB |
| Main Camera | 5 megapixel | - | 48 megapixel | 2 megapixel | 12 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 720p HD | - | 4K UHD | ? | 1080p HD |
| Front Camera | - | - | 25 megapixel | - | 1 megapixel |
| Weight |
4.39 oz (124g) |
5.01 oz (142g) |
6 oz (170g) |
3.7 oz (105g) |
5.2 oz (147g) |
| Dimensions |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
6.22" x 2.96" x 0.29" (158 x 75 x 7.4 mm) |
4.29" x 2.36" x 0.55" (109 x 60 x 14 mm) |
5.27" x 2.56" x 0.38" (134 x 65 x 9.7 mm) |
| Platform / OS | Windows | BlackBerry OS | Android | BlackBerry OS | Android |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 28, 29, 30, 38, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 25 CDMA: 800, 850, 1900 |
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| Data Technology | HSPA+ 21 | 1xRTT | LTE (Cat 12) | EVDO r0 | LTE (Cat 3) |
| Features | |||||
| Fingerprint Reader | - | - | Yes | - | - |
| Flashlight | - | - | Yes | - | - |
| Water-Resistant | - | - | Yes | - | - |
| Accessibility | |||||
| Hearing Aid Compatible | Yes | - | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | - | Yes | - | Yes | - |
| Connectivity | |||||
| Bluetooth | Yes | - |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| NFC | - | - | Yes | - | Yes |
| USB | Yes | Yes |
Yes USB Type C |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | Yes | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 802.11 b,g |
Yes 4 (802.11 b,g,n) |
| Input | |||||
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | Yes | - |
| Touch Screen | Yes | - | Yes | - | Yes |
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | Yes | Yes |
| Music | |||||
| FM Radio | - | - | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes | Yes |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Voice | |||||
| HD Voice | - | - | Yes | - | Yes |
| Speaker Phone | Yes | - | Yes | Yes | Yes |
| Nokia Lumia 521 / 520 | BlackBerry 7750 | Motorola Moto z4 | BlackBerry Curve 3G 9330 | ZTE Flash | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia Lumia 521 / 520 | BlackBerry 7750 | Motorola Moto z4 | BlackBerry Curve 3G 9330 | ZTE Flash |
