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| Phone | HTC Desire 555 | Samsung SGH-X820 | Asus PadFone X mini | Asus ROG Phone II |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Not yet released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
5" diag. 16 : 9 |
? |
4.5" diag. 16 : 9 |
6.6" diag. 19.5 : 9 |
| Display Resolution & Type |
720 x 1280 pixels (~294 ppi) LCD (TFT/TFD) |
220 x 176 pixels LCD (TFT/TFD) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
1080 x 2340 pixels (~391 ppi) AMOLED |
| Display Refresh | 60 Hz | ? | 60 Hz | 120 Hz |
| Battery | 2,200 mAh | 650 mAh | 2,060 mAh | 6,000 mAh |
| Processor | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | ? | 1.6 GHz Intel Atom Z2560 | 3 GHz Qualcomm Snapdragon 855 Plus |
| RAM | 2 GB | ? | 1 GB | 12 GB |
| Storage | 16 GB | ? raw hardware | 8 GB | 512 GB |
| Main Camera | 8 megapixel | 2 megapixel | 5 megapixel | 48 megapixel |
| Wide Camera | - | - | - | 13 megapixel |
| Tele Camera | - | - | - | - |
| Video Capture | 720p HD | ? | 1080p HD | 4K UHD |
| Front Camera | 5 megapixel | - | 2 megapixel | 24 megapixel |
| Weight |
4.93 oz (140g) |
2.33 oz (66g) |
5.26 oz (149g) |
8.47 oz (240g) |
| Dimensions |
5.78" x 2.79" x 0.33" (147 x 71 x 8.4 mm) |
4.45" x 1.97" x 0.27" (113 x 50 x 6.9 mm) |
5.2" x 2.61" x 0.5" (132 x 66 x 12.6 mm) |
6.73" x 3.06" x 0.37" (171 x 78 x 9.5 mm) |
| Form Factor | Slab | Slab | Slab | Slab |
| Platform / OS | Android | (proprietary) | Android | Android |
| Network Bands |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 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 |
| Data Technology | LTE (Cat 4) | EDGE | LTE (Cat 3) | LTE (Cat 20) |
| Features | ||||
| Fingerprint Reader | - | - | - |
Yes in-display (optical) |
| Flashlight | Yes | - | Yes | Yes |
| GPS / Location | n/a | - | 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, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | n/a | - | n/a | n/a |
| NFC | - | - | - | Yes |
| USB |
Yes Micro-USB |
Yes |
Yes Micro-USB |
Yes USB Type C |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- |
Yes 4 (802.11 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 | - | 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 | - | n/a | n/a |
| Dual-SIM | - | - | - | Yes |
| External Antenna Jack | 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 | - |
| Messaging | ||||
| Email Client | n/a | Yes | 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 | ||||
| FM Radio | Yes | - | - | Yes |
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes |
| Music Player | n/a | - | n/a | n/a |
| Stereo Speakers | - | - | - | Yes |
| Photo & Video | ||||
| DLNA | Yes | - | - | - |
| Miracast | Yes | - | - | - |
| TV Output | - | Yes | - | Yes |
| Power | ||||
| Fast Charging | - | - | - | 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 | Yes | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a |
| Software | ||||
| Games | n/a | Yes | n/a | n/a |
| Java (J2ME) | n/a | Yes | n/a | n/a |
| Voice | ||||
| HD Voice | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| HTC Desire 555 | Samsung SGH-X820 | Asus PadFone X mini | Asus ROG Phone II | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | HTC Desire 555 | Samsung SGH-X820 | Asus PadFone X mini | Asus ROG Phone II |
