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| Phone | Samsung Galaxy Attain 4G | Ericsson R520 | Samsung SCH-A990 | Sony Xperia Z3 Compact |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
3.5" diag. 5 : 3 |
? | ? |
4.6" diag. 16 : 9 |
| Display Resolution & Type |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
? |
240 x 320 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~319 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | 60 Hz |
| Battery | 1,650 mAh | ? | 1,000 mAh | 2,600 mAh |
| Processor | ? | ? | ? | 2.5 GHz Qualcomm Snapdragon 801 (MSM8974AC) |
| RAM | 512 MB | ? | ? | 2 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 16 GB |
| Main Camera | 3 megapixel | - | 3 megapixel | 20 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | WVGA / 480p | - | ? | 4K UHD |
| Front Camera | 1 megapixel | - | - | 2 megapixel |
| Weight |
4.2 oz (119g) |
4.23 oz (120g) |
4.4 oz (125g) |
4.55 oz (129g) |
| Dimensions |
4.57" x 2.38" x 0.46" (116 x 60 x 11.7 mm) |
5.12" x 1.97" x 0.63" (130 x 50 x 16 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
5" x 2.56" x 0.34" (127 x 65 x 8.6 mm) |
| Form Factor | Slab | Slab | Clamshell | Slab |
| Platform / OS | Android | (proprietary) | (proprietary) | Android |
| Network Bands |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 13, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 3) | GPRS | EVDO r0 | LTE (Cat 4) |
| Features | ||||
| Flashlight | - | - | Yes | - |
| GPS / Location | n/a | - | Yes | n/a |
| Ruggedized | - | - | - | Yes |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Adjustable Text Size | n/a | - | - | n/a |
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M3 (mostly compatible) |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Ringer Profiles | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | Yes | - | - |
| Mobile Hotspot | n/a | - | - | n/a |
| NFC | - | - | - | Yes |
| USB |
Yes Micro-USB |
- | Yes |
Yes Micro-USB |
| Wi-Fi | Yes | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
| 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 | - | Yes | 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 | Yes |
| Touch Screen |
Yes Capacitive |
- | - |
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 | - | - | n/a |
| MMS | n/a | - | Yes | n/a |
| Text Messaging Templates | n/a | Yes | Yes | n/a |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | Yes | - | - | Yes |
| Music Player | n/a | - | Yes | n/a |
| Stereo Speakers | - | - | Yes | Yes |
| Photo & Video | ||||
| DLNA | Yes | - | - | Yes |
| Miracast | - | - | - | Yes |
| TV Output | - | - | Yes | Yes |
| Power | ||||
| Fast Charging | - | - | - | Yes |
| Productivity | ||||
| Alarm | n/a | Yes | Yes | n/a |
| Calculator | n/a | Yes | Yes | n/a |
| Calendar | n/a | Yes | Yes | n/a |
| Voice Memo | n/a | Yes | Yes | n/a |
| Software | ||||
| BREW | n/a | - | Yes | n/a |
| Games | n/a | Yes | Yes | n/a |
| Voice | ||||
| Call Screening | - | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Galaxy Attain 4G | Ericsson R520 | Samsung SCH-A990 | Sony Xperia Z3 Compact | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy Attain 4G | Ericsson R520 | Samsung SCH-A990 | Sony Xperia Z3 Compact |
