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| Phone | Samsung SGH-A157 | Sony Xperia ion | Nokia Lumia 521 / 520 | Samsung SGH-E900 / E906 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
1.8" diag. 4 : 3 |
4.6" diag. 16 : 9 |
4" diag. 5 : 3 |
? |
| Display Resolution & Type |
128 x 160 pixels (~116 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~323 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | 800 mAh | 1,900 mAh | 1,430 mAh | 800 mAh |
| Processor | ? | 1.5 GHz Qualcomm Snapdragon S3 MSM8260 | 1 GHz Qualcomm Snapdragon S4 MSM8270 | ? |
| RAM | ? | 1 GB | 512 MB | ? |
| Storage | 256 MB | 16 GB | 8 GB | ? raw hardware |
| Main Camera | - | 12 megapixel | 5 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 1080p HD | 720p HD | ? |
| Front Camera | - | 1 megapixel | - | - |
| Weight |
2.99 oz (85g) |
5.1 oz (145g) |
4.39 oz (124g) |
3.28 oz (93g) |
| Dimensions |
3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm) |
5.2" x 2.7" x 0.4" (132 x 69 x 10.2 mm) |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
3.66" x 1.77" x 0.65" (93 x 45 x 16.5 mm) |
| Form Factor | Clamshell | Slab | Slab | Slide |
| Platform / OS | (proprietary) | Android | Windows | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
4G LTE: 4, 17 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
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| Data Technology | ? | LTE (Cat 3) | HSPA+ 21 | EDGE |
| Features | ||||
| GPS / Location | Yes | n/a | n/a | - |
| Accessibility | ||||
| Adjustable Text Size | Yes | n/a | n/a | - |
| Hearing Aid Compatible | Yes | Yes | Yes | - |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | - |
| Alerts | ||||
| Ringer Profiles | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | - |
Yes Classic Audio |
Yes |
Yes Classic Audio |
| Mobile Hotspot | - | n/a | n/a | - |
| USB |
Yes Micro-USB |
Yes | Yes | Yes |
| Wi-Fi | - | Yes | Yes | - |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | Yes |
| Ringer ID | Yes | n/a | n/a | Yes |
| Voice Dialing | - | n/a | n/a | - |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | Yes | n/a | n/a | Yes |
| Data & Network | ||||
| Data Tethering | - | n/a | n/a | - |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | - | Yes | Yes | Yes |
| Touch Screen | - | Yes | Yes | - |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | - | n/a | n/a | Yes |
| Instant Messaging | - | n/a | n/a | - |
| MMS | Yes | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| FM Radio | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | - | n/a | n/a | Yes |
| Photo & Video | ||||
| DLNA | - | Yes | - | - |
| TV Output | - | Yes | - | Yes |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| To-Do List | Yes | n/a | n/a | - |
| Voice Memo | Yes | n/a | n/a | Yes |
| Software | ||||
| Games | - | n/a | n/a | Yes |
| Java (J2ME) | - | n/a | n/a | Yes |
| Voice | ||||
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung SGH-A157 | Sony Xperia ion | Nokia Lumia 521 / 520 | Samsung SGH-E900 / E906 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-A157 | Sony Xperia ion | Nokia Lumia 521 / 520 | Samsung SGH-E900 / E906 |
