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| Phone | Samsung Galaxy S II Skyrocket | Motorola ROKR E2 | Asus ROG Phone | ZTE Z221 | BlackBerry 7280 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4.5" diag. 5 : 3 |
? |
6" diag. 18 : 9 |
2" diag. 4 : 3 |
? |
| Display Resolution & Type |
480 x 800 pixels (~207 ppi) AMOLED |
240 x 320 pixels LCD (TFT/TFD) |
1080 x 2160 pixels (~402 ppi) AMOLED |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
240 x 160 pixels LCD (Color) |
| Display Refresh | 60 Hz | ? | 60 Hz | ? | ? |
| Battery | 1,850 mAh | ? | 4,000 mAh | 900 mAh | ? |
| Processor | 1.5 GHz Qualcomm Snapdragon S3 APQ8060 | ? | 3 GHz Qualcomm Snapdragon 845 | ? | ? |
| RAM | 1 GB | ? | 8 GB | ? | ? |
| Storage | 16 GB | ? raw hardware | 128 GB * | 142 MB | ? raw hardware |
| Main Camera | 8 megapixel | 1 megapixel | 12 megapixel | Yes | - |
| Wide Camera | - | - | 8 megapixel | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 1080p HD | ? | 4K UHD | QCIF (176 x 144) | - |
| Front Camera | 2 megapixel | - | 8 megapixel | - | - |
| Weight |
4.71 oz (133g) |
3.77 oz (107g) |
7.05 oz (200g) |
3.24 oz (92g) |
4.9 oz (139g) |
| Dimensions |
5.12" x 2.72" x 0.35" (130 x 69 x 9 mm) |
4.17" x 1.95" x 0.71" (106 x 50 x 18 mm) |
6.25" x 3" x 0.34" (159 x 76 x 8.6 mm) |
3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm) |
4.4" x 2.9" x 0.94" (112 x 74 x 23.9 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell | Slab |
| Platform / OS | Android | (proprietary) | Android | (proprietary) | BlackBerry OS |
| Network Bands |
4G LTE: 4, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34, 38, 39, 40, 41, 46 WCDMA: 1, 2, 3, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 1800, 1900 |
| Data Technology | LTE (Cat 3) | EDGE | LTE (Cat 16) | HSDPA 3.6 | GPRS |
| Features | |||||
| Fingerprint Reader | - | - | Yes | - | - |
| Flashlight | - | - | Yes | - | - |
| GPS / Location | n/a | - | n/a | Yes | n/a |
| Water-Resistant | - | - | Yes | - | - |
| Accessibility | |||||
| Hearing Aid Compatible | Yes | - | Yes | Yes | - |
| Multiple Languages | n/a | Yes | n/a | Yes | n/a |
| TTY/TDD (Digital) | Yes | - | - | Yes | - |
| Alerts | |||||
| Extra Display | - | - | - | Yes | - |
| Ringer Profiles | - | Yes | - | Yes | - |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
- |
| Mobile Hotspot | n/a | - | n/a | - | n/a |
| NFC | Yes | - | Yes | - | - |
| USB |
Yes Micro-USB |
Yes |
Yes USB Type C |
Yes | Yes |
| Wi-Fi |
Yes 4 (802.11 a,b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
- | - |
| 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 | Yes | n/a |
| Custom Ringtones | n/a | Yes | n/a | Yes | n/a |
| Real-Music Ringers | n/a | - | n/a | Yes | n/a |
| Data & Network | |||||
| Data Tethering | n/a | Yes | n/a | - | n/a |
| Dual-SIM | - | - | Yes | - | - |
| WAP / Web Browser | n/a | Yes | n/a | Yes | n/a |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | - | Yes |
| Touch Screen | Yes | - | Yes | - | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | - | - | - |
| Messaging | |||||
| Email Client | n/a | Yes | n/a | Yes | n/a |
| Instant Messaging | n/a | - | n/a | Yes | n/a |
| MMS | n/a | Yes | n/a | Yes | n/a |
| Text Messaging Templates | n/a | Yes | n/a | Yes | n/a |
| Music | |||||
| FM Radio | - | Yes | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | Yes | - | - |
| Music Player | n/a | Yes | n/a | - | n/a |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| DLNA | Yes | - | - | - | - |
| TV Output | Yes | - | Yes | - | - |
| Power | |||||
| Fast Charging | - | - | Yes | - | - |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | Yes | n/a |
| Calculator | n/a | Yes | n/a | Yes | n/a |
| Calendar | n/a | Yes | n/a | Yes | n/a |
| To-Do List | n/a | Yes | n/a | - | n/a |
| Voice Memo | n/a | Yes | n/a | Yes | n/a |
| Software | |||||
| Games | n/a | Yes | n/a | Yes | n/a |
| Java (J2ME) | n/a | Yes | n/a | Yes | n/a |
| Voice | |||||
| Headset Jack (2.5 mm) | n/a | - | n/a | - | n/a |
| Speaker Phone | Yes | Yes | Yes | Yes | - |
| Samsung Galaxy S II Skyrocket | Motorola ROKR E2 | Asus ROG Phone | ZTE Z221 | BlackBerry 7280 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Galaxy S II Skyrocket | Motorola ROKR E2 | Asus ROG Phone | ZTE Z221 | BlackBerry 7280 |
