When you compare the Lenovo ThinkPad X1 Extreme to the Lenovo ThinkPad P52 you can see which Laptop is better. Let's take a look of the comparison, and see which model of Laptop out ontop.
| Lenovo ThinkPad X1 Extreme | Lenovo ThinkPad P52 | |
|---|---|---|
| Design | ||
| Brand | Lenovo | Lenovo | 
| Family | ThinkPad | ThinkPad | 
| Series | ThinkPad X | ThinkPad P | 
| Manufacturer ID | 20MF000XHV | 20M9001FMB | 
| Operating System | Windows 10 Pro | Windows 10 Pro | 
| Dimensions | 18.7 x 245.7 x 361.8 mm | 29.4 x 252.3 x 377.4 mm | 
| Weight | 1.8 kg | 2.45 kg | 
| Performance | ||
| Processor | 8th gen Intel Core i7 i7-8750H | 8th gen Intel Core i7 i7-8750H | 
| Processor Cores | 2.20 to 4.10 GHz 6 Core | 2.2 to 4.1 GHz 6 Core | 
| L3 Cache | 9 MB | 9 MB | 
| Graphics Card Type | Dedicated | Dedicated | 
| Graphics Card | NVIDIA GeForce GTX 1050 Ti | NVIDIA Quadro P1000 | 
| Memory Type | 2400 MHz DDR4-SDRAM | 2400 MHz DDR4-SDRAM | 
| Display | ||
| Panel Type | IPS | IPS | 
| Screen Size | 15.6" | 15.6" | 
| Screen Resolution | 3840 x 2160 | 1920 x 1080 | 
| TouchScreen? | Capacitive | No | 
| Storage | ||
| SSD Slots | 1 | 1 | 
| Storage Installed | 1000 GB | 256 GB | 
| Battery | ||
| Battery Chemistry | Lithium-Ion (Li-Ion) | Lithium-Ion (Li-Ion) | 
| Battery Capacity | 80 Wh | 90 Wh | 
| Est. Battery Life | 9.5 Hours | |
| Ports & Peripherals | ||
| Build in Speakers | Dolby Audio Premium | Dolby Audio Premium | 
| Built in Mic | Yes | Yes | 
| Media / Memory Card Slot | SD, SDHC, SDXC | MMC, SD, SDHC, SDXC | 
| Webcam | Yes | Yes | 
| Pointing Device | ThinkPad UltraNav | ThinkPad UltraNav | 
| Connections | ||
| WIFI | IEEE 802.11ac | IEEE 802.11ac | 
| Bluetooth | 5.0 | 5.0 | 
| Power | ||
| Power Supply | 135 W | 170 W | 
| AC Input Power | 100 - 240 V | |