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| Phone | ZTE Flash | Samsung SCH-A570 | Samsung SCH-R410 | Samsung Galaxy S II Skyrocket | Sharp Sidekick LX 2007 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4.5" diag. 16 : 9 |
? | ? |
4.5" diag. 5 : 3 |
3" diag. 5 : 3 |
| Display Resolution & Type |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
176 x 220 pixels LCD (TFT/TFD) |
480 x 800 pixels (~207 ppi) AMOLED |
400 x 240 pixels (~155 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | 60 Hz | ? |
| Battery | 1,780 mAh | ? | 800 mAh | 1,850 mAh | 1,540 mAh |
| Processor | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | ? | ? | 1.5 GHz Qualcomm Snapdragon S3 APQ8060 | 200 MHz OMAP 331 |
| RAM | 1 GB | ? | ? | 1 GB | ? |
| Storage | 8 GB | ? raw hardware | ? raw hardware | 16 GB | ? raw hardware |
| Main Camera | 12 megapixel | - | Yes | 8 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 1080p HD | - | - | 1080p HD | ? |
| Front Camera | 1 megapixel | - | - | 2 megapixel | - |
| Weight |
5.2 oz (147g) |
3.6 oz (102g) |
3.4 oz (96g) |
4.71 oz (133g) |
5.7 oz (162g) |
| Dimensions |
5.27" x 2.56" x 0.38" (134 x 65 x 9.7 mm) |
3.3" x 1.8" x 0.9" (84 x 46 x 22.9 mm) |
3.9" x 1.9" x 0.57" (99 x 48 x 14.5 mm) |
5.12" x 2.72" x 0.35" (130 x 69 x 9 mm) |
5.12" x 2.36" x 0.7" (130 x 60 x 17.9 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab | Swivel |
| Platform / OS | Android | (proprietary) | (proprietary) | Android | (proprietary) |
| Network Bands |
4G LTE: 25 CDMA: 800, 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 4, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 3) | 1xRTT | 1xRTT | LTE (Cat 3) | EDGE |
| Features | |||||
| Flashlight | - | - | - | - | Yes |
| GPS / Location | n/a | Yes | Yes | n/a | - |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | - | n/a | Yes |
| Hearing Aid Compatible | Yes | - | Yes | Yes | Yes |
| Multiple Languages | n/a | Yes | Yes | n/a | - |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | - |
| Alerts | |||||
| Extra Display | - | Yes | - | - | - |
| Ringer Profiles | - | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
- |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Mobile Hotspot | n/a | - | - | n/a | - |
| NFC | Yes | - | - | Yes | - |
| USB |
Yes Micro-USB |
- | - |
Yes Micro-USB |
Yes |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- | - |
Yes 4 (802.11 a,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 | Yes | n/a | - |
| Customization | |||||
| Custom Graphics | n/a | Yes | Yes | n/a | Yes |
| Custom Ringtones | n/a | Yes | Yes | n/a | Yes |
| Real-Music Ringers | n/a | - | - | n/a | Yes |
| Data & Network | |||||
| Data Tethering | n/a | - | - | n/a | - |
| WAP / Web Browser | n/a | Yes | Yes | n/a | Yes |
| Input | |||||
| Predictive Text Entry | n/a | Yes | Yes | n/a | - |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - | Yes |
| Touch Screen | Yes | - | - | Yes | - |
| Memory | |||||
| Memory Card Slot | Yes | - | - | Yes | Yes |
| Messaging | |||||
| Email Client | n/a | - | - | n/a | Yes |
| EMS / Picture Messaging | n/a | Yes | - | n/a | - |
| Instant Messaging | n/a | - | - | n/a | Yes |
| MMS | n/a | - | Yes | n/a | Yes |
| Text Messaging Templates | n/a | Yes | Yes | n/a | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | - | - | Yes | Yes |
| Music Player | n/a | - | - | n/a | Yes |
| Photo & Video | |||||
| DLNA | - | - | - | Yes | - |
| TV Output | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | n/a | Yes | Yes | n/a | Yes * |
| Calculator | n/a | Yes | Yes | n/a | - |
| Calendar | n/a | Yes | Yes | n/a | Yes |
| To-Do List | n/a | Yes | - | n/a | Yes |
| Voice Memo | n/a | Yes | Yes | n/a | - |
| Software | |||||
| BREW | n/a | Yes | Yes | n/a | - |
| Games | n/a | Yes | Yes | n/a | Yes |
| Java (J2ME) | n/a | - | - | n/a | Yes |
| Voice | |||||
| HD Voice | Yes | - | - | - | - |
| Headset Jack (2.5 mm) | n/a | Yes | - | n/a | - |
| Speaker Phone | Yes | - | Yes | Yes | Yes |
| * Some versions only | |||||
| ZTE Flash | Samsung SCH-A570 | Samsung SCH-R410 | Samsung Galaxy S II Skyrocket | Sharp Sidekick LX 2007 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Flash | Samsung SCH-A570 | Samsung SCH-R410 | Samsung Galaxy S II Skyrocket | Sharp Sidekick LX 2007 |
