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| Phone | ZTE Savvy | Samsung SCH-A990 | Nokia Lumia 521 / 520 | Samsung Galaxy Attain 4G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
? |
4" diag. 5 : 3 |
3.5" diag. 5 : 3 |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | 60 Hz |
| Battery | 1,650 mAh | 1,000 mAh | 1,430 mAh | 1,650 mAh |
| Processor | 1 GHz Qualcomm MSM8625 | ? | 1 GHz Qualcomm Snapdragon S4 MSM8270 | ? |
| RAM | 768 MB | ? | 512 MB | 512 MB |
| Storage | 4 GB | ? raw hardware | 8 GB | ? raw hardware |
| Main Camera | 5 megapixel | 3 megapixel | 5 megapixel | 3 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | WVGA / 480p | ? | 720p HD | WVGA / 480p |
| Front Camera | - | - | - | 1 megapixel |
| Weight |
4.43 oz (126g) |
4.4 oz (125g) |
4.39 oz (124g) |
4.2 oz (119g) |
| Dimensions |
4.96" x 2.55" x 0.42" (126 x 65 x 10.7 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm) |
4.57" x 2.38" x 0.46" (116 x 60 x 11.7 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab |
| Platform / OS | Android | (proprietary) | Windows | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
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| Data Technology | EVDO rA | EVDO r0 | HSPA+ 21 | LTE (Cat 3) |
| Features | ||||
| Flashlight | Yes | Yes | - | - |
| GPS / Location | n/a | Yes | n/a | n/a |
| Accessibility | ||||
| Adjustable Text Size | n/a | - | n/a | n/a |
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | n/a | - | n/a | n/a |
| USB |
Yes Micro-USB |
Yes | Yes |
Yes Micro-USB |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- | Yes | Yes |
| Contacts | ||||
| Picture ID | n/a | Yes | n/a | n/a |
| Ringer ID | n/a | Yes | n/a | n/a |
| Voice Dialing | n/a | Yes | n/a | n/a |
| Customization | ||||
| Custom Graphics | n/a | Yes | n/a | n/a |
| Custom Ringtones | n/a | Yes | n/a | 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 | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | - | n/a | n/a |
| EMS / Picture Messaging | n/a | Yes | n/a | n/a |
| Instant Messaging | n/a | - | n/a | n/a |
| MMS | n/a | Yes | n/a | n/a |
| Text Messaging Templates | n/a | Yes | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes |
| Music Player | n/a | Yes | n/a | n/a |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| DLNA | Yes | - | - | Yes |
| TV Output | - | Yes | - | - |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a |
| To-Do List | n/a | - | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a |
| Software | ||||
| BREW | n/a | Yes | n/a | n/a |
| Games | n/a | Yes | n/a | n/a |
| Voice | ||||
| Speaker Phone | Yes | Yes | Yes | Yes |
| ZTE Savvy | Samsung SCH-A990 | Nokia Lumia 521 / 520 | Samsung Galaxy Attain 4G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Savvy | Samsung SCH-A990 | Nokia Lumia 521 / 520 | Samsung Galaxy Attain 4G |
