| Hardware and OS | HTC U12 | |
| Operating system | Android OS, v7.1 (Nougat) | |
| Processor | Octa-core | |
| GPU | Adreno 550 | |
| RAM | 6/8GB | |
| Internal Storage | 64/128GB | |
| Memory Card Slot | microSD, up to 256 GB (uses SIM 2 slot) | |
| User Interface | HTC Sense | |
| Display | HTC U12 | other phones |
| Type | Super LCD5 | |
| Size | 5.8 inches | |
| Resolution | 2160 x 3840 pixels | |
| Pixel Density | 800 PPI | |
| Protection | Yes, Corning Gorilla Glass 6 | |
| Connectivity | HTC U12 | other phones |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | |
| GPS | Yes, with A-GPS, GLONASS, BDS | |
| NFC | yes | |
| USB | v3.1, Type-C 1.0 reversible connector | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (4CA) Cat16 1024/75 Mbps | |
| SIM | Standard SIM | |
| Dual SIM | Single SIM or Dual SIM | |
| Camera | HTC U12 | other phones |
| Features | dual-LED (dual tone) flash | |
| Image | 2160 x 3840 pixels | |
| Selfie camera | 16MP | |
| Multimedia | HTC U12 | other phones |
| Radio | Not Supported | |
| 3.5 mm Jack | No | |
| Battery | HTC U12 | other phones |
| Capacity | 3500 mAh | |
| Placement | Non-Removable | |
