Compare Phones
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| Phone | Nokia Lumia 521 / 520 | Ericsson R520 | Kyocera Slider Remix KX5 / Slider Sonic | Nokia N-Gage QD |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
? | ? | ? |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
? |
176 x 220 pixels LCD (TFT/TFD) |
176 x 208 pixels LCD (Color) |
| Display Refresh | ? | ? | ? | ? |
| Battery | 1,430 mAh | ? | 900 mAh | 1,070 mAh |
| Processor | 1 GHz Qualcomm Snapdragon S4 MSM8270 | ? | ? | ? |
| RAM | 512 MB | ? | ? | ? |
| Storage | 8 GB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 5 megapixel | - | 1 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 720p HD | - | ? | - |
| Front Camera | - | - | - | - |
| Weight |
4.39 oz (124g) |
4.23 oz (120g) |
3.88 oz (110g) |
5.04 oz (143g) |
| Dimensions |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
5.12" x 1.97" x 0.63" (130 x 50 x 16 mm) |
3.89" x 1.85" x 0.9" (99 x 47 x 22.9 mm) |
4.65" x 2.68" x 0.87" (118 x 68 x 22.1 mm) |
| Form Factor | Slab | Slab | Slide | Slab |
| Platform / OS | Windows | (proprietary) | (proprietary) | S60 (Symbian) |
| Network Bands |
GSM: 900, 1800, 1900 |
GSM: 850, 1900 |
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| Data Technology | HSPA+ 21 | GPRS | 1xRTT | GPRS |
| Features | ||||
| GPS / Location | n/a | - | Yes | n/a |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
- |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | n/a | Yes | - | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | - |
| Alerts | ||||
| Ringer Profiles | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes * | Yes |
| Infrared (IR) | - | Yes | - | - |
| Mobile Hotspot | n/a | - | - | n/a |
| USB | Yes | - | - | - |
| Wi-Fi | Yes | - | - | - |
| Contacts | ||||
| Picture ID | n/a | - | Yes | n/a |
| Ringer ID | n/a | - | Yes | n/a |
| Voice Dialing | n/a | Yes | Yes | n/a |
| Customization | ||||
| Custom Graphics | n/a | - | Yes | n/a |
| Custom Ringtones | n/a | Yes | Yes | n/a |
| Real-Music Ringers | n/a | - | - | n/a |
| Data & Network | ||||
| Data Tethering | n/a | Yes | Yes | n/a |
| WAP / Web Browser | n/a | Yes | Yes | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | Yes | n/a |
| Side Keys | Yes | Yes | Yes | - |
| Touch Screen |
Yes Capacitive |
- | - | - |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | - | - | n/a |
| EMS / Picture Messaging | n/a | - | Yes | n/a |
| Instant Messaging | n/a | - | Yes * | n/a |
| MMS | n/a | - | Yes | n/a |
| Text Messaging Templates | n/a | Yes | - | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | - | - |
| Music Player | n/a | - | Yes | n/a |
| Productivity | ||||
| Alarm | n/a | Yes | Yes | n/a |
| Calculator | n/a | Yes | Yes | n/a |
| Calendar | n/a | Yes | Yes | n/a |
| To-Do List | n/a | - | - | n/a |
| Voice Memo | n/a | Yes | Yes * | n/a |
| Software | ||||
| BREW | n/a | - | Yes * | n/a |
| Games | n/a | Yes | Yes | n/a |
| Java (J2ME) | n/a | - | Yes * | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | - | Yes | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Nokia Lumia 521 / 520 | Ericsson R520 | Kyocera Slider Remix KX5 / Slider Sonic | Nokia N-Gage QD | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia Lumia 521 / 520 | Ericsson R520 | Kyocera Slider Remix KX5 / Slider Sonic | Nokia N-Gage QD |
