HP (0192018099364 / 4442441) - AC adapter frequency: 50 - 60 Hz - AC adapter input voltage: 100 - 240 V - Non-operating altitude: 0 - 4570 m - Operating altitude: 0 - 3050 m - AC adapter included - Bluetooth | HP Spectre
ASUS (4712900857986 / UX370UA-C4217T) - AC adapter frequency: 50 - 60 Hz - AC adapter input voltage: 100 - 240 V - AC adapter included - Bluetooth - Built-in microphone - Enhanced intel speedstep technology
ASUS (4712900857955 / UX490UAR-BE088T) - AC adapter frequency: 50 - 60 Hz - AC adapter input voltage: 100 - 240 V - AC adapter output voltage: 19 V - Processor lithography: 14 nm - System bus rate: 4 GT/s | Intel Core & ASUS ZenBook
HP (0192545916660 / 4CM48EA#ABU) - AC adapter included - Bluetooth - Built-in microphone - Cable lock slot - Card reader integrated - Energy Star certified - Enhanced intel speedstep technology - Ethernet LAN
HP (0192018940574 / 2ZC00ET) - AC adapter included - Bluetooth - Built-in microphone - Card reader integrated - Discrete graphics adapter - Energy Star certified - Enhanced intel speedstep technology