In depth comparison and review of HP Zbook 15 G3 and Lenovo ThinkPad P71 (20HL). 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.
Advantages and disadvantages of HP Zbook 15 G3 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
powerful processor performance
expandable memory options
high-resolution display
good connectivity options
heavier than competitors
expensive base model
average battery life
noisy under load
| DESIGN AND DIMENSIONS | HP Zbook 15 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 38.6 cm x 26.4 cm x 2.6 cm | 41.6 cm x 27.55 cm x 3.42 cm |
| Weight | 2.59 kg | 3.3 kg |
| Case Material | - | Glass-fibre, magnesium-aluminum alloy, polyphenylene sulfide |
| Colour | - | Black |
| DISPLAY | HP Zbook 15 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| 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 | 16:9 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | - | 72% |
| Features | - | Anti-glare |
| PROCESSOR | HP Zbook 15 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| CPU | Intel Core i7 (6th Gen) 6820HQ / 2.7 GHz | Intel Core i7 (7th Gen) 7700HQ / 2.8 GHz |
|---|---|---|
| Max Turbo Speed | - | 3.8 GHz |
| Number of Cores | Quad-Core | Quad-Core |
| Cache | 8 MB | 6 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | Mobile Intel CM238 |
| Features | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache | Integrated memory controller |
| MEMORY | HP Zbook 15 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| RAM | 16 GB | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM - non-ECC |
| Speed | - | 2400 MHz |
| Rated Speed | - | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 4 | 4 |
| Empty Slots | - | 3 |
| STORAGE | HP Zbook 15 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| Main Storage Size (HDD/SSD) | 240 GB SSD | 256 GB SSD M.2 PCIe - TCG Opal Encryption, NVM Express (NVMe) - Samsung |
|---|
| AUDIO & VIDEO | HP Zbook 15 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA Quadro M2000M / Intel HD Graphics 530 | NVIDIA Quadro M2200 / Intel HD Graphics 630 |
| Video Memory | 4 GB GDDR5 SDRAM | 4 GB |
| Video System Features | NVIDIA Optimus, Shader Model 5.0 | - |
| Camera | Yes - 720p | Yes - 720p |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | CX7501 | Realtek ALC3268 |
| Compliant Standards | High Definition Audio | High Definition Audio |
| Audio Features | Bang & Olufsen Audio | - |
| COMMUNICATIONS | HP Zbook 15 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| Wireless | Bluetooth, Wi-Fi | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | - | Intel Dual Band Wireless-AC 8265 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| BATTERY | HP Zbook 15 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| Technology | Lithium Ion | 8-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | - | 96 Wh |
| Battery Life | - | Up to 14.25 hours |
| AC ADAPTER | HP Zbook 15 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 150 Watt, 19.5 V | 230 Watt, 20 V |
| INPUT | HP Zbook 15 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| Type | Keyboard, touchpad, pointing stick | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | - | Yes |
| Features | Volume control, spill-resistant, touchpad with gesture support | Spill-resistant, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | HP Zbook 15 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| Slots | - | 1 x ExpressCard/34 (1 free) |
|---|---|---|
| Interfaces | LAN VGA USB 3.0 (charging) HDMI 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) Headphone/microphone combo jack 2 x USB 3.0 Dock |
3 x USB 3.1 Gen 1/USB 3.0 USB 3.1 Gen 1/USB 3.0 (Always On) 2 x USB-C (supports Thunderbolt 3) Mini DisplayPort HDMI LAN Dock Headphone/microphone combo jack |
| Memory Card Reader | Yes (SD Card, 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 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Pro 64-bit Edition |
|---|
| MISCELLANEOUS | HP Zbook 15 G3 | Lenovo ThinkPad P71 (20HL) |
|---|
| Dockable | Yes | Yes |
|---|---|---|
| Included Accessories | Power adapter | Power adapter |
| Integrated Options | - | X-Rite Pantone colour calibration sensor |
| 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 | Administrator password, hard drive password, power-on password, MIL-STD-810G tested |
| Compliant Standards | ISO 9001, ISO 14001, RoHS, ISO 27001 | RoHS |
| ENERGY STAR Certified | Yes | Yes |
| Manufacturer Warranty | Limited warranty - 2 years - pick-up and return | - |
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