Compare Phones
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| Phone | Nokia Lumia 521 / 520 | BlackBerry Curve 3G 9330 | Motorola Sidekick Slide | LG K8 (2018) / Zone 4 / Tribute Dynasty / Tribute Empire / K8s | Kyocera Energi K490 / K493 / K494 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
2.5" diag. 4 : 3 |
? |
5" diag. 16 : 9 |
? |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~160 ppi) LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
104 x 80 pixels LCD (STN) |
| Display Refresh | ? | ? | ? | 60 Hz | ? |
| Battery | 1,430 mAh | 1,150 mAh | ? | 2,500 mAh | ? |
| Processor | 1 GHz Qualcomm Snapdragon S4 MSM8270 | ? | 225 MHz TI OMAP 850 | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | ? |
| RAM | 512 MB | ? | ? | 2 GB | ? |
| Storage | 8 GB | ? raw hardware | ? raw hardware | 16 GB | ? raw hardware |
| Main Camera | 5 megapixel | 2 megapixel | 1 megapixel | 8 megapixel | - |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 720p HD | ? | - | 1080p HD | - |
| Front Camera | - | - | - | 5 megapixel | - |
| Weight |
4.39 oz (124g) |
3.7 oz (105g) |
5.3 oz (150g) |
4.94 oz (140g) |
3.52 oz (100g) |
| Dimensions |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
4.29" x 2.36" x 0.55" (109 x 60 x 14 mm) |
4.65" x 2.44" x 0.69" (118 x 62 x 17.5 mm) |
5.7" x 2.84" x 0.32" (145 x 72 x 8.1 mm) |
4.45" x 1.89" x 0.91" (113 x 48 x 23.1 mm) |
| Form Factor | Slab | Slab | Slide | Slab | Slab |
| Platform / OS | Windows | BlackBerry OS | (proprietary) | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
|||
| Data Technology | HSPA+ 21 | EVDO r0 | EDGE | LTE (Cat 4) | 1xRTT |
| Features | |||||
| Flashlight | - | - | - | Yes | Yes |
| GPS / Location | n/a | n/a | - | n/a | Yes |
| Accessibility | |||||
| Adjustable Text Size | n/a | n/a | Yes | n/a | - |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M4, T3 (mostly tele-coil compatible) |
- |
| Multiple Languages | n/a | n/a | - | n/a | Yes * |
| TTY/TDD (Digital) | Yes | Yes | - | Yes | Yes |
| Alerts | |||||
| Ringer Profiles | - | Yes | Yes | - | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | - |
| Mobile Hotspot | n/a | n/a | - | n/a | - |
| USB | Yes |
Yes Micro-USB |
Yes |
Yes Micro-USB |
Yes |
| Wi-Fi | Yes |
Yes 802.11 b,g |
- |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | |||||
| Picture ID | n/a | n/a | Yes | n/a | - |
| Ringer ID | n/a | n/a | Yes | n/a | Yes |
| Voice Dialing | n/a | n/a | - | n/a | Yes |
| Customization | |||||
| Changeable Body Plates | - | - | - | - | Yes |
| Custom Graphics | n/a | n/a | Yes | n/a | Yes |
| Custom Ringtones | n/a | n/a | Yes | n/a | Yes |
| Real-Music Ringers | n/a | n/a | Yes | n/a | - |
| Data & Network | |||||
| Data Tethering | n/a | n/a | - | n/a | Yes |
| WAP / Web Browser | n/a | n/a | Yes | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | n/a | - | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | - |
| Text Keyboard, Hardware | - | Yes | Yes | - | - |
| Touch Screen |
Yes Capacitive |
- | - |
Yes Capacitive |
- |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | Yes | - |
| Messaging | |||||
| Email Client | n/a | n/a | Yes | n/a | - |
| EMS / Picture Messaging | n/a | n/a | - | n/a | Yes |
| Instant Messaging | n/a | n/a | Yes | n/a | - |
| MMS | n/a | n/a | Yes | n/a | - |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | Yes | - | Yes | - |
| Music Player | n/a | n/a | Yes | n/a | - |
| Productivity | |||||
| Alarm | n/a | n/a | Yes | n/a | Yes |
| Calculator | n/a | n/a | - | n/a | Yes |
| Calendar | n/a | n/a | Yes | n/a | Yes |
| To-Do List | n/a | n/a | Yes | n/a | - |
| Voice Memo | n/a | n/a | - | n/a | - |
| Software | |||||
| BREW | n/a | n/a | - | n/a | Yes |
| Games | n/a | n/a | Yes | n/a | Yes |
| Java (J2ME) | n/a | n/a | Yes | n/a | - |
| Voice | |||||
| HD Voice | - | - | - | Yes | - |
| Headset Jack (2.5 mm) | n/a | n/a | Yes | n/a | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | - |
| * Some versions only | |||||
| Nokia Lumia 521 / 520 | BlackBerry Curve 3G 9330 | Motorola Sidekick Slide | LG K8 (2018) / Zone 4 / Tribute Dynasty / Tribute Empire / K8s | Kyocera Energi K490 / K493 / K494 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia Lumia 521 / 520 | BlackBerry Curve 3G 9330 | Motorola Sidekick Slide | LG K8 (2018) / Zone 4 / Tribute Dynasty / Tribute Empire / K8s | Kyocera Energi K490 / K493 / K494 |
