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| Phone | ZTE Blade Spark | Samsung SCH-A570 | Samsung SGH-D307 | ZTE Blade Vantage |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
5.5" diag. 16 : 9 |
? | ? |
5" diag. 16 : 9 |
| Display Resolution & Type |
720 x 1280 pixels (~267 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
176 x 220 pixels LCD (TFT/TFD) |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | 60 Hz |
| Battery | 3,140 mAh | ? | ? | 2,500 mAh |
| Processor | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | ? | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | 2 GB | ? | ? | 2 GB |
| Storage | 16 GB | ? raw hardware | ? raw hardware | 16 GB |
| Main Camera | 13 megapixel | - | - | 8 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 1080p HD | - | - | 720p HD |
| Front Camera | 5 megapixel | - | - | 2 megapixel |
| Weight |
6.12 oz (173g) |
3.6 oz (102g) |
4.3 oz (122g) |
5.29 oz (150g) |
| Dimensions |
6.14" x 3.06" x 0.38" (156 x 78 x 9.7 mm) |
3.3" x 1.8" x 0.9" (84 x 46 x 22.9 mm) |
3.7" x 1.9" x 0.85" (94 x 48 x 21.6 mm) |
5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm) |
| Form Factor | Slab | Clamshell | Clamshell | Slab |
| Platform / OS | Android | (proprietary) | (proprietary) | Android |
| Network Bands |
CDMA: 850, 1900 |
GSM: 850, 1800, 1900 |
4G LTE: 2, 4, 5, 13 |
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| Data Technology | LTE (Cat 4) | 1xRTT | EDGE | LTE (Cat 4) |
| Features | ||||
| Fingerprint Reader |
Yes stand-alone |
- | - | - |
| Flashlight | Yes | - | - | Yes |
| GPS / Location | n/a | Yes | - | n/a |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M4 (very compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | Yes | Yes | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | Yes | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | Yes |
| USB |
Yes USB Type C |
- | Yes |
Yes Micro-USB |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- | - |
Yes 4 (802.11 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 | 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 | 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 |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen |
Yes Capacitive |
- | - |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | - | - | Yes |
| Messaging | ||||
| Email Client | n/a | - | Yes | n/a |
| EMS / Picture Messaging | n/a | Yes | Yes | n/a |
| MMS | n/a | - | Yes | n/a |
| Text Messaging Templates | n/a | Yes | Yes | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | - | Yes |
| Productivity | ||||
| Alarm | n/a | Yes | Yes | n/a |
| Calculator | n/a | Yes | Yes | n/a |
| Calendar | n/a | Yes | Yes | n/a |
| To-Do List | 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 |
| Java (J2ME) | n/a | - | Yes | n/a |
| Voice | ||||
| HD Voice | Yes | - | - | Yes |
| Headset Jack (2.5 mm) | n/a | Yes | - | n/a |
| Speaker Phone | Yes | - | Yes | Yes |
| ZTE Blade Spark | Samsung SCH-A570 | Samsung SGH-D307 | ZTE Blade Vantage | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Blade Spark | Samsung SCH-A570 | Samsung SGH-D307 | ZTE Blade Vantage |
