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| Phone | Nokia Lumia 521 / 520 | Samsung Zeal / Alias 2 SCH-U750 | Motorola Defy (2010) | Samsung SCH-A645 | LG Q7+ |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
2.6" diag. 4 : 3 |
3.6" diag. 16 : 9 |
? |
5.5" diag. 18 : 9 |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~154 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~272 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
1080 x 2160 pixels (~439 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | 60 Hz |
| Battery | 1,430 mAh | 880 mAh | 1,540 mAh | 1,000 mAh | 3,000 mAh |
| Processor | 1 GHz Qualcomm Snapdragon S4 MSM8270 | ? | 800 MHz TI OMAP3610 | ? | 1.8 GHz Qualcomm Snapdragon 450 |
| RAM | 512 MB | ? | ? | ? | 4 GB |
| Storage | 8 GB | ? raw hardware | ? raw hardware | ? raw hardware | 64 GB |
| Main Camera | 5 megapixel | 2 megapixel | 5 megapixel | - | 16 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 720p HD | QCIF (176 x 144) | ? | - | 1080p HD |
| Front Camera | - | - | - | - | 8 megapixel |
| Weight |
4.39 oz (124g) |
4.34 oz (123g) |
4.16 oz (118g) |
3.2 oz (91g) |
5.11 oz (145g) |
| Dimensions |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
4.01" x 2.04" x 0.67" (102 x 52 x 17 mm) |
4.21" x 2.32" x 0.53" (107 x 59 x 13.4 mm) |
3.54" x 1.79" x 0.94" (90 x 45 x 23.9 mm) |
5.66" x 2.73" x 0.33" (144 x 69 x 8.4 mm) |
| Form Factor | Slab | Clamshell | Slab | Clamshell | Slab |
| Platform / OS | Windows | (proprietary) | Android | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 |
WCDMA: 1, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 20, 38, 41, 66, 71 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
|
| Data Technology | HSPA+ 21 | EVDO r0 | HSPA 7.2 | 1xRTT | LTE (Cat 13) |
| Features | |||||
| Fingerprint Reader | - | - | - | - |
Yes stand-alone |
| Flashlight | - | - | - | - | Yes |
| GPS / Location | n/a | Yes | n/a | Yes | n/a |
| Ruggedized | - | - | Yes | - | - |
| Water-Resistant | - | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | |||||
| Adjustable Text Size | n/a | Yes | n/a | - | n/a |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M4 (very compatible) |
- |
Yes M3 (mostly compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | Yes | - |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | - | Yes |
| Mobile Hotspot | n/a | - | n/a | - | n/a |
| NFC | - | - | - | - | Yes |
| USB | Yes | Yes |
Yes Micro-USB |
- |
Yes USB Type C |
| Wi-Fi | Yes | - |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | Yes | n/a |
| Ringer ID | n/a | Yes | n/a | - | n/a |
| Voice Dialing | n/a | Yes | n/a | Yes | n/a |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | Yes | n/a |
| Custom Ringtones | n/a | Yes | n/a | Yes | n/a |
| Real-Music Ringers | n/a | Yes | n/a | - | n/a |
| Data & Network | |||||
| Data Tethering | n/a | Yes | n/a | - | n/a |
| WAP / Web Browser | n/a | Yes | n/a | Yes * | n/a |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - | - | - |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | - | Yes |
| Messaging | |||||
| Email Client | n/a | Yes | n/a | - | n/a |
| EMS / Picture Messaging | n/a | - | n/a | Yes | n/a |
| Instant Messaging | n/a | Yes | n/a | - | n/a |
| MMS | n/a | Yes | n/a | - | n/a |
| Text Messaging Templates | n/a | Yes | n/a | Yes | n/a |
| Music | |||||
| FM Radio | - | - | Yes | - | Yes |
| Headphone Jack (3.5mm) | Yes | - | Yes | - | Yes |
| Music Player | n/a | Yes | n/a | - | n/a |
| Photo & Video | |||||
| DLNA | - | - | Yes | - | Yes |
| Power | |||||
| Fast Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | Yes | n/a |
| Calculator | n/a | Yes | n/a | Yes | n/a |
| Calendar | n/a | Yes | n/a | Yes | n/a |
| To-Do List | n/a | - | n/a | Yes | n/a |
| Voice Memo | n/a | Yes | n/a | Yes | n/a |
| Software | |||||
| BREW | n/a | Yes | n/a | Yes * | n/a |
| Games | n/a | Yes | n/a | Yes * | n/a |
| Voice | |||||
| HD Voice | - | - | - | - | Yes |
| Headset Jack (2.5 mm) | n/a | Yes | n/a | Yes | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Nokia Lumia 521 / 520 | Samsung Zeal / Alias 2 SCH-U750 | Motorola Defy (2010) | Samsung SCH-A645 | LG Q7+ | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia Lumia 521 / 520 | Samsung Zeal / Alias 2 SCH-U750 | Motorola Defy (2010) | Samsung SCH-A645 | LG Q7+ |
