Compare Phones
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| Phone | Nokia Lumia 521 / 520 | Nokia 6225 / PM6225 | BLU Vivo XI | Samsung SGH-A157 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Not yet released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
? |
5.9" diag. 19 : 9 |
1.8" diag. 4 : 3 |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
128 x 128 pixels LCD (Color) |
720 x 1520 pixels (~285 ppi) LCD (TFT/TFD) |
128 x 160 pixels (~116 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? |
| Battery | 1,430 mAh | 780 mAh | 3,000 mAh | 800 mAh |
| Processor | 1 GHz Qualcomm Snapdragon S4 MSM8270 | ? | 2 GHz MediaTek Helio P22 | ? |
| RAM | 512 MB | ? | 3 GB | ? |
| Storage | 8 GB | ? raw hardware | 32 GB | 256 MB |
| Main Camera | 5 megapixel | Yes | 16 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 720p HD | - | 1080p HD | - |
| Front Camera | - | - | 16 megapixel | - |
| Weight |
4.39 oz (124g) |
3.46 oz (98g) |
6.6 oz (187g) |
2.99 oz (85g) |
| Dimensions |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
4.21" x 1.81" x 0.83" (107 x 46 x 21.1 mm) |
5.89" x 2.87" x 0.31" (150 x 73 x 7.9 mm) |
3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell |
| Platform / OS | Windows | (proprietary) | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | HSPA+ 21 | 1xRTT | LTE (Cat 6) | ? |
| Features | ||||
| Fingerprint Reader | - | - |
Yes stand-alone |
- |
| Flashlight | - | - | Yes | - |
| GPS / Location | n/a | Yes | n/a | Yes |
| Accessibility | ||||
| Adjustable Text Size | n/a | - | n/a | Yes |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
- | - |
Yes M4 (very compatible) |
| Multiple Languages | n/a | Yes | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | - | Yes |
| Alerts | ||||
| Ringer Profiles | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | - |
| Infrared (IR) | - | Yes | - | - |
| Mobile Hotspot | n/a | - | n/a | - |
| USB | Yes | Yes |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | Yes | - |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | ||||
| Picture ID | n/a | Yes | n/a | Yes |
| Ringer ID | n/a | Yes | n/a | Yes |
| Voice Dialing | n/a | Yes | n/a | - |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Graphics | n/a | Yes | n/a | Yes |
| Custom Ringtones | n/a | Yes | n/a | Yes |
| Real-Music Ringers | n/a | - | n/a | Yes |
| Data & Network | ||||
| Data Tethering | n/a | Yes | n/a | - |
| Dual-SIM | - | - | Yes | - |
| WAP / Web Browser | n/a | Yes | n/a | Yes |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | - |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | - |
| Messaging | ||||
| Email Client | n/a | - | n/a | - |
| EMS / Picture Messaging | n/a | Yes * | n/a | - |
| Instant Messaging | n/a | - | n/a | - |
| MMS | n/a | Yes * | n/a | Yes |
| Text Messaging Templates | n/a | Yes | n/a | Yes |
| Music | ||||
| FM Radio | - | Yes | Yes | - |
| Headphone Jack (3.5mm) | Yes | - | Yes | - |
| Music Player | n/a | - | n/a | - |
| Power | ||||
| Fast Charging | - | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | Yes |
| Calculator | n/a | Yes | n/a | Yes |
| Calendar | n/a | Yes | n/a | Yes |
| To-Do List | n/a | Yes | n/a | Yes |
| Voice Memo | n/a | Yes | n/a | Yes |
| Software | ||||
| Games | n/a | 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 | Nokia 6225 / PM6225 | BLU Vivo XI | Samsung SGH-A157 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Nokia Lumia 521 / 520 | Nokia 6225 / PM6225 | BLU Vivo XI | Samsung SGH-A157 |
