In depth comparison and review of HP ZBook Firefly 16 G9 Mobile Workstation and Dell Precision 7520. 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 Firefly 16 G9 Mobile Workstation based on its technical characteristics, features, user experience, expert reviews and price level.
powerful intel processors
high-resolution display
lightweight design
robust security features
solid build quality
expensive price point
limited graphics performance
no OLED option
average battery life
| DESIGN AND DIMENSIONS | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| Product Type | Mobile workstation | Mobile workstation |
|---|---|---|
| Dimensions (WxDxH) | 35.87 cm x 25.1 cm x 1.92 cm | 37.8 cm x 26.1 cm x 3.3 cm |
| Weight | 1.938 kg | 2.8 kg |
| Colour | - | Black |
| DISPLAY | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| Screen Size (Type) | 16" - IPS | 15.6" |
|---|---|---|
| LCD Backlight Technology | WLED backlight | LED backlight |
| Screen Resolution | 1920 x 1200 (WUXGA) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Brightness | 1000 cd/m² | - |
| Colour Gamut | 100% sRGB | - |
| Privacy Technology | HP SureView Reflect | - |
| Features | Privacy filter, Low Blue Light Mode, Full HD ultra wide-viewing angle (UWVA) eDP anti-glare +PSR | Anti-glare |
| PROCESSOR | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| CPU | Intel Core i7 (12th Gen) 1265U / 1.8 GHz | Intel Core i7 (7th Gen) 7700HQ / 2.8 GHz |
|---|---|---|
| Max Turbo Speed | 4.8 GHz | 3.8 GHz |
| Number of Cores | 10-core | Quad-Core |
| Cache | L3 - 12 MB | 6 MB |
| 64-bit Computing | - | Yes |
| Chipset | - | Mobile Intel CM238 |
| Platform Technology | Intel vPro Platform | - |
| Features | - | Intel Turbo Boost Technology 2.0 |
| MEMORY | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| RAM | 16 GB (1 x 16 GB) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 64 GB |
| RAM Type | DDR5 SDRAM | DDR4 SDRAM |
| Speed | 4800 MHz | 2400 MHz |
| Rated Speed | 4800 MHz | 2400 MHz |
| Form Factor | SO-DIMM 262-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 4 |
| Empty Slots | 1 | 2 |
| STORAGE | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe), triple-level cell (TLC), HP Value | 256 GB SSD M.2 PCIe |
|---|
| AUDIO & VIDEO | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA T550 / Intel Iris Xe Graphics | AMD Radeon Pro WX 4130 |
| Video Memory | 4 GB GDDR6 SDRAM | 2 GB GDDR5 SDRAM |
| Camera | Yes | Yes - 1280 x 720 |
| Resolution | 5 Megapixel | - |
| Camera Features | Privacy shutter, HP Auto Frame | - |
| Image Sensor Type | - | CMOS |
| Video Resolutions | - | 1280 x 720 |
| Sound | Stereo speakers, dual array microphone | Two microphones |
| Codec | Realtek ALC3315 | - |
| Compliant Standards | High Definition Audio | High Definition Audio |
| Audio Features | Bang & Olufsen Audio, discrete amplifiers | - |
| COMMUNICATIONS | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| Wireless | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | Intel Wi-Fi 6E AX 211 - PCI Express Mini Card (M.2) | Intel Dual Band Wireless-AC 8265 |
| 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 | Miracast, dual stream (2x2), CNVi | - |
| BATTERY | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| Technology | 6-cell lithium polymer | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 76 Wh | - |
| Battery Life | Up to 18 hours | - |
| AC ADAPTER | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| Input | AC 115/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 110 Watt, 5 / 9 / 12 / 15 / 20 V | 180 Watt, 19.5 V, 9.23 A |
| INPUT | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| Type | Keyboard, ClickPad | Keyboard, touchpad, pointing stick |
|---|---|---|
| Keyboard Name | HP Premium | - |
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Volume control, spill-resistant, multi-touch clickpad, gesture function, precision touchpad, privacy, DuraKeys | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| Interfaces | HDMI 2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery) USB 3.2 Gen 1 (charging) USB 3.2 Gen 1 Headphone/microphone combo jack |
Mini DisplayPort LAN 4 x USB 3.1 Gen 1 (PowerShare) Headphone/microphone combo jack HDMI Dock USB-C (supports Thunderbolt) |
|---|---|---|
| Memory Card Reader | - | Yes (SD Card) |
| SOFTWARE | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| 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 - Multilingual User Interface (MUI) |
|---|---|---|
| Software Included | HP Support Assistant, HP Power Manager, HP Hotkey Support, HP Secure Erase, HP Client Catalogue (free download), HP PC Hardware Diagnostics, HP MAC Address Manager, HP Notifications, HP Connection Optimizer, HP Privacy Settings, HP Cloud Recovery, HP QuickDrop, HP Client Management Script Library (free download), HP BIOSphere Gen6, HP Wake on WLAN, myHP, Touchpoint Customiser for Commercial, HSA Fusion for Commercial, HSA Telemetry for Commercial, HP Image Assistant Gen5 (free download), HP Easy Clean, HP Smart Support (free download), HP Manageability Integration Kit (free download), HP Quick Touch | Microsoft Office (Trial), McAfee (30 days trial) |
| MISCELLANEOUS | HP ZBook Firefly 16 G9 Mobile Workstation | Dell Precision 7520 |
|---|
| Dockable | - | Yes |
|---|---|---|
| Included Accessories | HP 100W+10W Slim USB-C+USB-A AC Power Adapter | Power adapter |
| Integrated Options | Accelerometer, ambient light sensor, magnetometer, hall sensor, gyroscope, HP Tamper Lock, ambient colour sensor | - |
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Trusted Platform Module (TPM) Security Chip, smart card reader |
| Security Slot Type | Kensington nano security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately), chassis intrusion sensor | Security lock slot (cable lock sold separately) |
| Features | Intel Active Management Technology (iAMT), HP Automatic Drive Lock, HP DriveLock, HP Fast Charge, BIOS Update via Network, Secured-core PC capable | - |
| Compliant Standards | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FIPS 140-2 Level 2, FCC, RoHS, KCC, WEEE, A-Tick, ICES, Common Criteria EAL4+, CIT, low halogen, ICCP, MIL-STD 810H | - |
| ENERGY STAR Certified | Yes | - |
| Max Operating Temperature | 35 °C | 35 °C |
| Min Operating Temperature | 0 °C | 10 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) | 20 - 80% (non-condensing) |
| Manufacturer Warranty | Limited warranty - parts and labour - 3 years Limited warranty - battery - 3 years |
Limited warranty - 3 years - response time: next business day |
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