In depth comparison and review of HP ZBook Studio G8 Mobile Workstation and Lenovo ThinkPad P51 (20HJ). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
| DESIGN AND DIMENSIONS | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 35.4 cm x 23.46 cm x 1.785 cm | 37.74 cm x 25.23 cm x 2.94 cm |
| Weight | 1.79 kg | 2.55 kg |
| Case Material | Magnesium alloy, plastic, anodised aluminium, metal | Glass-fibre reinforced plastic, magnesium-aluminum alloy |
| Colour | Turbo silver | Black |
| DISPLAY | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| Screen Size (Type) | 15.6" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | WLED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 400 cd/m² | 250 cd/m² |
| Colour Gamut | 100% sRGB | - |
| Features | Ultra Slim Design, narrow-bezel design, Low Power, Full HD ultra wide-viewing angle (UWVA) eDP anti-glare +PSR2 | Anti-glare |
| PROCESSOR | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| CPU | Intel Core i7 (11th Gen) 11800H / 2.3 GHz | Intel Core i7 (7th Gen) 7820HQ / 2.9 GHz |
|---|---|---|
| Max Turbo Speed | 4.6 GHz | 3.9 GHz |
| Number of Cores | 8-core | Quad-Core |
| Cache | L3 - 24 MB | 8 MB |
| 64-bit Computing | - | Yes |
| Chipset | Intel WM590 | Mobile Intel CM238 |
| Features | Intel Turbo Boost Technology | Integrated memory controller |
| MEMORY | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| RAM | 16 GB (provided memory is soldered) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | - | 64 GB |
| RAM Type | DDR4 SDRAM - non-ECC | DDR4 SDRAM - non-ECC |
| Speed | 3200 MHz | 2400 MHz |
| Rated Speed | 3200 MHz | 2400 MHz |
| Form Factor | - | SO-DIMM 260-pin |
| Slots Qty | - | 4 |
| Empty Slots | - | 3 |
| STORAGE | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe - NVM Express (NVMe), triple-level cell (TLC) | 500 GB HDD SATA 6Gb/s / 7200 rpm |
|---|
| AUDIO & VIDEO | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA RTX A2000 / Intel UHD Graphics | NVIDIA Quadro M1200 / Intel HD Graphics 630 |
| Video Memory | 4 GB GDDR6 SDRAM | 4 GB |
| Camera | Yes - HD | Yes - 720p |
| Camera Features | IR camera, Windows Hello, Temporal Noise Reduction | - |
| Video Resolutions | 720p | - |
| Sound | Four speakers, HP World Facing Microphone / dual-array digital microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3268 |
| Compliant Standards | High Definition Audio | High Definition Audio |
| Audio Features | Bang & Olufsen Audio | - |
| COMMUNICATIONS | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6 AX 201 - PCI Express Mini Card (M.2) | Intel Dual Band Wireless-AC 8265 - M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Bluetooth Class | Class 2 | - |
| Compliant Standards | IEEE 802.11d, IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED, IEEE 802.11h, IEEE 802.11e, IEEE 802.11k, IEEE 802.11r, IEEE 802.11v | - |
| Features | Dual stream (2x2), CNVi | - |
| BATTERY | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| Technology | 6-cell lithium polymer | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 83 Wh | 66 Wh |
| Battery Life | Up to 9.5 hours | Up to 6.5 hours |
| AC ADAPTER | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| Input | AC 115/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 150 Watt, 19.5 V | 170 Watt, 20 V |
| INPUT | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| Type | Keyboard, ClickPad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Keyboard Name | HP Premium Quiet Keyboard | - |
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Volume control, spill-resistant, multi-touch clickpad, gesture function, glass clickpad, image sensor, DuraKeys | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| Slots | - | 1 x ExpressCard/34 (1 free) |
|---|---|---|
| Interfaces | USB 3.1 Gen 1 (charging) Headphone/microphone combo jack 2 x USB-C 3.2 Gen 2 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery, Sleep & Charge) HDMI |
USB 3.1 Gen 1/USB 3.0 (Always On) 3 x USB 3.1 Gen 1/USB 3.0 USB-C (supports Thunderbolt 3) Mini DisplayPort HDMI LAN Dock Headphone/microphone combo jack |
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card, SDXC UHS-II Card) |
| SOFTWARE | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English | Windows 10 Pro 64-bit Edition |
|---|---|---|
| Software Included | Bing Toolbar, HP Hotkey Support, HP Device Access Manager, HP Noise Cancellation, HP Connection Optimizer, HP Client Security Manager Gen5, HP Performance Advisor (free download), HP BIOSphere Gen6, HP ZCentral Remote Boost (free download), HP Smart Support (free download), HP Manageability Integration Kit (free download) | - |
| MISCELLANEOUS | HP ZBook Studio G8 Mobile Workstation | Lenovo ThinkPad P51 (20HJ) |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Integrated Options | Tile module | - |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington nano security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Power On Authentication, HP Fast Charge, Pre-boot Authentication, Master Boot Record Security, 150° maximum hinge open angle | Administrator password, hard drive password, power-on password, ThinkVantage Active Protection System, MIL-STD-810G tested |
| Compliant Standards | RoHS, WEEE, low halogen | RoHS |
| Repairability Index | 8.2 (out of 10) | - |
| ENERGY STAR Certified | Yes | Yes |
| TCO Certified | TCO Certified Notebooks 8 | - |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | Limited warranty - parts and labour - 3 years | - |
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