| Processor | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| Processor model | i7-7600U | N4000 |
| Processor socket | BGA 1356 | BGA 1090 |
| Processor threads | 4 | 2 |
| Processor cores | 2 | 2 |
| Processor codename | Kaby Lake | Gemini Lake |
| Processor family | 7th gen Intel Core i7 | Intel Celeron |
| Processor frequency | 2.8 GHz | 1.1 GHz |
| Processor boost frequency | 3.9 GHz | 2.6 GHz |
| Processor boost cache | 4 MB | 4 MB |
| Thermal Design Power (TDP) | 15 W | 6 W |
| Processor lithography | 14 nm | 14 nm |
| Software | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| Operating System | Windows 10 Pro | Windows 10 Home S |
| Display & Graphics | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| Aspect ratio | 0.672916667 | 0.672916667 |
| Display diagonal | 14 inch | 13.3 inch |
| Display resolution | 1920 x 1080 pixels | 1920 x 1080 pixels |
| HD type | Full HD | Full HD |
| Discrete graphics adapter | No | No |
| Discrete graphics adapter model | Not available | Not available |
| Graphics card | Intel HD Graphics 620 | Intel UHD Graphics 600 |
| On-Board graphics adapter model | Intel HD Graphics 620 | Intel UHD Graphics 600 |
| Graphics adapter memory | 32 GB | 8 GB |
| Graphics card adapter max frequency: | 1150 MHz | 650 MHz |
| Graphics graphics adapter base frequency | 300 MHz | 200 MHz |
| Memory | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| Internal memory | 8 GB | 4 GB |
| Storage | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| Storage | 512 GB SSD | 128 GB SSD |
| Optical drive type | No | No |
| Network & Communication | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| Ethernet LAN | Yes | No |
| Bluetooth | | Yes |
| WiFi | Yes | |
| WiFi Standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) | 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Interfaces/Ports | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| Ethernet LAN | 1 | |
| HDMI | | 1 |
| USB 2.0 | | 1 |
| Input Devices | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| Keyboard Device | Touchpad | Touchpad |
| Audio | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| Built-In Speakers | 2 | |
| Built-in Devices | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| Front Camera | Yes | |
| Power | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| AC Power Adapter | | 36 W |
| Design | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| Product type | Notebook | Hybrid (2-in-1) |
| Form Factor | Clamshell | Convertible (Folder) |
| Depth | 237 mm | 215 mm |
| Width | 338 mm | 315 mm |
| Height | 18.9 mm | 15.7 mm |
| Weight | 1.48 kg | 1.47 kg |
| Battery Information | HP EliteBook 840 G4 2WZ56USR | MEDION AKOYA E3221 30029627 |
| Battery type | Lithium-Ion (Li-Ion) | Lithium Polymer (LiPo) |
| Battery capacity | | 5450 mAh |
| Battery cells | 3 | 2 |
