Compare Phones
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| Phone | Samsung Knack U310 | Asus ROG Phone II | Samsung Sidekick 4G | Kyocera 3225 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Not yet released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.2" diag. 4 : 3 |
6.6" diag. 19.5 : 9 |
3.5" diag. 5 : 3 |
? |
| Display Resolution & Type |
176 x 220 pixels (~128 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~391 ppi) AMOLED |
480 x 800 pixels (~267 ppi) LCD (TFT/TFD) |
? LCD (Grayscale) |
| Display Refresh | ? | 120 Hz | 60 Hz | ? |
| Battery | 1,000 mAh | 6,000 mAh | ? | ? |
| Processor | ? | 3 GHz Qualcomm Snapdragon 855 Plus | 1 GHz Samsung Hummingbird Cortex A8 | ? |
| RAM | ? | 12 GB | ? | ? |
| Storage | ? raw hardware | 512 GB | ? raw hardware | ? raw hardware |
| Main Camera | - | 48 megapixel | 3 megapixel | - |
| Wide Camera | - | 13 megapixel | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 4K UHD | WVGA / 480p | - |
| Front Camera | - | 24 megapixel | Yes | - |
| Weight |
3.63 oz (103g) |
8.47 oz (240g) |
5.7 oz (162g) |
4.23 oz (120g) |
| Dimensions |
3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm) |
6.73" x 3.06" x 0.37" (171 x 78 x 9.5 mm) |
5" x 2.42" x 0.6" (127 x 61 x 15.2 mm) |
3.4" x 1.97" x 1.02" (86 x 50 x 25.9 mm) |
| Form Factor | Clamshell | Slab | Slide | Slab |
| Platform / OS | (proprietary) | Android | Android | (proprietary) |
| Network Bands |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 66 WCDMA: 1, 2, 3, 4, 5, 8, 19 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | - | LTE (Cat 20) | HSPA+ 21 | 1xRTT |
| Features | ||||
| Fingerprint Reader | - |
Yes in-display (optical) |
- | - |
| Flashlight | - | Yes | - | - |
| GPS / Location | Yes | n/a | n/a | Yes |
| Accessibility | ||||
| Adjustable Text Size | Yes | n/a | n/a | - |
| Hearing Aid Compatible | Yes | Yes | Yes | - |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth |
- |
Yes Classic Audio |
Yes Classic Audio |
- |
| Mobile Hotspot | - | n/a | n/a | - |
| NFC | - | Yes | - | - |
| USB | - |
Yes USB Type C |
Yes Micro-USB |
- |
| Wi-Fi | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | ||||
| Picture ID | - | n/a | n/a | - |
| Ringer ID | - | n/a | n/a | - |
| Voice Dialing | Yes | n/a | n/a | Yes |
| Customization | ||||
| Custom Graphics | - | n/a | n/a | Yes |
| Custom Ringtones | - | n/a | n/a | Yes |
| Real-Music Ringers | - | n/a | n/a | - |
| Data & Network | ||||
| Data Tethering | - | n/a | n/a | Yes |
| Dual-SIM | - | Yes | - | - |
| WAP / Web Browser | - | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | - |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - | Yes | Yes | - |
| Memory | ||||
| Memory Card Slot | - | - | Yes | - |
| Messaging | ||||
| Email Client | - | n/a | n/a | - |
| EMS / Picture Messaging | Yes | n/a | n/a | Yes |
| Instant Messaging | - | n/a | n/a | - |
| MMS | - | n/a | n/a | - |
| Music | ||||
| FM Radio | - | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - |
| Music Player | - | n/a | n/a | - |
| Stereo Speakers | - | Yes | - | - |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| TV Output | - | Yes | - | - |
| Power | ||||
| Fast Charging | - | Yes | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | Yes |
| Calculator | Yes | n/a | n/a | Yes |
| Calendar | Yes | n/a | n/a | Yes |
| Software | ||||
| BREW | - | n/a | n/a | Yes |
| Games | - | n/a | n/a | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | Yes | n/a | n/a | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Samsung Knack U310 | Asus ROG Phone II | Samsung Sidekick 4G | Kyocera 3225 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung Knack U310 | Asus ROG Phone II | Samsung Sidekick 4G | Kyocera 3225 |
