Lenovo ThinkPad E480-20KN vs Lenovo ThinkPad Yoga X1 vs HP EliteBook 840 G4 vs Lenovo ThinkPad T480 comparison
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| key specs |
| Display size | 14.00-inch | 14.00-inch | 14.00-inch | 14.00-inch |
| Display resolution | 1920x1080 pixels | 1920x1080 pixels | 1366x768 pixels | 1366x768 pixels |
| Processor | Core i5 | Core i7 | Core i7 | Core i5 |
| RAM | 8GB | 16GB | 8GB | 8GB |
| OS | Windows 10 Professional | Windows 10 | Windows 10 | Windows 10 |
| Hard disk | No | 256GB | 500GB | 256GB |
| SSD | 256GB | No | No | No |
| Weight | 1.75 kg | 1.40 kg | 1.48 kg | 1.65 kg |
| Touchscreen | - | Yes | - | - |
| Graphics | - | - | Intel HD Graphics 620 | Intel HD Graphics 620 |
| general |
| Brand | Lenovo | Lenovo | HP | Lenovo |
| Model | ThinkPad E480-20KN | ThinkPad Yoga X1 | EliteBook 840 G4 | ThinkPad T480 |
| Model Number | E480-20KN | X1 | 840 G4 | T480 |
| Series | ThinkPad | ThinkPad Yoga | EliteBook | ThinkPad |
| Dimensions (mm) | 241.00 x 33.00 x 23.00 | 333.00 x 229.00 x 17.05 | 337.82 x 236.98 x 18.80 | 337.00 x 232.00 x 20.00 |
| Weight (kg) | 1.75 | 1.4 | 1.48 | 1.65 |
| Colours | Black | Black | Silver | Black |
| Operating system | Windows 10 Professional | Windows 10 | Windows 10 | Windows 10 |
| Battery Capacity (WHR) | - | 54 | 51 | - |
| Battery Cell | - | 4 | 3 | 3 |
| Battery Life (up to hours) | - | - | 12 | - |
| display |
| Size | 14.00-inch | 14.00-inch | 14.00-inch | 14.00-inch |
| Resolution | 1920x1080 pixels | 1920x1080 pixels | 1366x768 pixels | 1366x768 pixels |
| Touch Screen | - | Yes | - | - |
| processor |
| Processor | Intel Core i5 | Intel Core i7 8th Gen 8550U | Intel Core i7 7300U | Intel Core i5 8th Gen 8250U |
| Base Clock Speed | - | 1.8 GHz | 2.6 GHz | 1.6 GHz |
| Cache | - | - | 3MB | - |
| memory |
| RAM | 8GB | 16GB | 8GB | 8GB |
| storage |
| Hard disk | No | 256GB | 500GB | 256GB |
| SSD | 256GB | No | No | No |
| connectivity |
| Wi-Fi standards supported | 802.11 ac | - | 802.11 a/b/n/ac | 802.11 a/b/g/n/ac |
| Bluetooth version | 4.2 | 4.2 | 4.2 | - |
| Ethernet | - | Yes | - | Yes |
| inputs |
| Touchpad | Yes | - | - | - |
| Finger Print Sensor | No | No | No | No |
| Web Camera | - | Yes | Yes | Yes |
| Speakers | - | Stereo Speakers | - | - |
| ports and slots |
| Number of USB Ports | 3 | 2 | - | - |
| HDMI Port | Standard | Standard | - | - |
| Multi Card Slot | SD Card Reader | 4 in 1 Card Reader | SD Card Reader | - |
| Headphone and Mic Combo Jack | Yes | Yes | Yes | - |
| VGA Port | Yes | - | Yes | - |
| Mic In | Yes | - | - | - |
| RJ45 (LAN) | Yes | - | Yes | Yes |
| RJ11 | Yes | - | - | - |
| graphics |
| Dedicated Graphic Memory Type | - | DDR3 | DDR4 | DDR4 |
| Graphics Processor | - | - | Intel HD Graphics 620 | Intel HD Graphics 620 |
| Dedicated Graphics | - | - | No | No |