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| Phone | Nokia Lumia 521 / 520 | Kyocera Event | LG Volt 2 | Nokia 6650 fold |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
3.5" diag. 5 : 3 |
5" diag. 16 : 9 |
2.2" diag. 4 : 3 |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~182 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? |
| Battery | 1,430 mAh | 1,500 mAh | 2,540 mAh | 1,500 mAh |
| Processor | 1 GHz Qualcomm Snapdragon S4 MSM8270 | 1 GHz Qualcomm Snapdragon S2 MSM8655 | 1.2 GHz Qualcomm Snapdragon 410 (MSM8916) | 369 MHz ARM 11 |
| RAM | 512 MB | 512 MB | 1 GB | ? |
| Storage | 8 GB | 4 GB | 8 GB | ? raw hardware |
| Main Camera | 5 megapixel | 3 megapixel | 8 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 720p HD | WVGA / 480p | 1080p HD | QVGA (320 x 240) |
| Front Camera | - | - | 5 megapixel | - |
| Weight |
4.39 oz (124g) |
4.1 oz (116g) |
4.8 oz (136g) |
3.95 oz (112g) |
| Dimensions |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
4.53" x 2.41" x 0.46" (115 x 61 x 11.7 mm) |
5.5" x 2.75" x 0.4" (140 x 70 x 10.2 mm) |
3.93" x 1.86" x 0.64" (100 x 47 x 16.2 mm) |
| Platform / OS | Windows | Android | Android | S60 (Symbian) |
| Network Bands |
CDMA: 1900 |
4G LTE: 2, 4, 5, 12, 25, 26, 41 CDMA: 800, 850, 1900 |
||
| Data Technology | HSPA+ 21 | EVDO rA | LTE (Cat 4) | HSDPA 3.6 |
| Features | ||||
| Accessibility | ||||
| Hearing Aid Compatible | Yes | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | - |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| USB | Yes |
Yes Micro-USB |
Yes Micro-USB |
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 | 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 | - |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| Miracast | - | - | Yes | - |
| TV Output | - | - | Yes | - |
| Voice | ||||
| HD Voice | - | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Nokia Lumia 521 / 520 | Kyocera Event | LG Volt 2 | Nokia 6650 fold | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia Lumia 521 / 520 | Kyocera Event | LG Volt 2 | Nokia 6650 fold |










