Detailed comparison and review of HP Zbook 15 G1 and Lenovo ThinkPad P73 (20QS). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of HP Zbook 15 G1 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
powerful quad-core processor
expandable memory options
high-resolution display
good connectivity options
heavier than competitors
older model
noisy under load
average battery life
Advantages and disadvantages of Lenovo ThinkPad P73 (20QS) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
powerful processor performance
excellent keyboard feel
high-resolution display
ample connectivity options
heavy and bulky
expensive price point
average battery life
loud fan noise
| DESIGN AND DIMENSIONS | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 38.15 cm x 25.7 cm x 3.55 cm | 41.6 cm x 28.1 cm x 3.1 cm |
| Weight | 2.82 kg | 3.4 kg |
| Case Material | Magnesium-aluminum alloy | Glass-fibre reinforced plastic, magnesium-aluminum alloy, polyphenylene sulfide |
| Colour | Graphite, hematite | Black |
| DISPLAY | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| Screen Size (Type) | 15.6" | 17.3" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | - | 300 cd/m² |
| Colour Gamut | - | 72% |
| Features | Full HD standard-viewing angle (SVA) eDP anti-glare | Anti-glare, 160° viewing angle |
| PROCESSOR | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| CPU | Intel Core i7 (4th Gen) 4700MQ / 2.4 GHz | Intel Core i9 (9th Gen) 9880H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.4 GHz | 4.8 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | L3 - 6 MB | 16 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | Intel QM87 | Mobile Intel CM246 |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| RAM | 16 GB | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 32 GB | 128 GB |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
| Slots Qty | 4 | 4 |
| Empty Slots | - | 2 |
| STORAGE | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| Main Storage Size (HDD/SSD) | 240 GB SSD | 512 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption - Samsung |
|---|---|---|
| Optical Drive | DVD-Writer removable - tray | - |
| AUDIO & VIDEO | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | - | NVIDIA Quadro RTX 4000 / Intel UHD Graphics 630 |
| Video Memory | - | 8 GB GDDR6 SDRAM |
| Video System Features | - | Max-Q design |
| Camera | Yes - HD | Yes - 720p |
| Camera Features | - | IR camera, ThinkShutter camera privacy |
| Sound | Stereo speakers, stereo microphone | Stereo speakers, dual array microphone |
| Codec | IDT 92HD91 | Conexant CX11880 |
| Compliant Standards | High Definition Audio, DTS Studio Sound | High Definition Audio, Dolby Atmos |
| VR Ready | - | Yes |
| COMMUNICATIONS | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| Wireless | - | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | - | Intel Wireless-AX 22260 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| BATTERY | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| Technology | Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Max Supported Qty | 2 | - |
| Battery Capacity (Size) | - | 99 Wh |
| Battery Life | - | Up to 10 hours |
| AC ADAPTER | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | - | 230 Watt, 20 V |
| INPUT | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| Type | Keyboard, touchpad, pointing stick | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | - | Yes |
| Features | Volume control, spill-resistant, touchpad with gesture support | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| Expansion Bays | 1 x Upgrade Bay | - |
|---|---|---|
| Slots | 1 x ExpressCard/54 (1 free) | - |
| Interfaces | VGA DisplayPort Thunderbolt Headphone/microphone combo jack LAN 3 x USB 3.0 USB 2.0 Battery Dock |
USB 3.1 Gen 1 (Always On) 2 x USB 3.1 Gen 1 USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB-C 3.1 Gen 1 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI LAN Headphone/microphone combo jack |
| Memory Card Reader | Yes (SDHC Card, SDXC Card, SDXC UHS-II Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card, SDXC UHS-II Card) |
| SOFTWARE | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| Operating System (OS) | Windows 10 Home (Microsoft Authorized Refurbisher (MAR)) | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | HP Zbook 15 G1 | Lenovo ThinkPad P73 (20QS) |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Security | Trusted Platform Module (TPM 1.2) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | - | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
| Compliant Standards | ACPI, CSA, UL, VCCI, BSMI, ISO 9001, ISO 14001, CCC, FCC, RoHS, FIPS 140-2, WEEE, A-Tick, ICES, KC, ISO 27001 | RoHS |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | - | EPEAT Silver |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 5 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |
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