In depth comparison and review of HP EliteBook 855 G8 Notebook and HP ProBook 440 G9 Notebook. 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 EliteBook 855 G8 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
solid build quality
comfortable keyboard
good battery life
efficient processor
average display brightness
limited graphics performance
noisy under load
higher price point
Advantages and disadvantages of HP ProBook 440 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
solid build quality
comfortable keyboard layout
efficient processor performance
adequate port selection
average display brightness
modest battery life
standard design
limited graphics capability
DESIGN AND DIMENSIONS | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 35.96 cm x 23.37 cm x 1.92 cm | 32.19 cm x 21.39 cm x 1.99 cm |
Weight | 1.7 kg | 1.42 kg |
Case Material | Aluminum | - |
Colour | - | Natural silver |
DISPLAY | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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Screen Size (Type) | 15.6" - IPS | 14" - IPS |
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LCD Backlight Technology | WLED backlight | WLED backlight |
Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | - | 16:9 |
Image Brightness | 250 cd/m² | 250 cd/m² |
Colour Gamut | 45% NTSC | 45% NTSC |
Features | Anti-glare, 85% screen-to-body ratio | Full HD ultra wide-viewing angle (UWVA) eDP anti-glare, narrow bezel bent |
PROCESSOR | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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CPU | AMD Ryzen 7 Pro 5850U / 1.9 GHz | Intel Core i5 (12th Gen) 1235U / 1.3 GHz |
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Max Turbo Speed | 4.4 GHz | 4.4 GHz |
Number of Cores | 8-core | 10-core |
Cache | L3 - 16 MB | L3 - 12 MB |
Features | - | Hyper-Threading Technology, Intel Turbo Boost Technology, Intel Smart Cache |
MEMORY | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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RAM | 16 GB (1 x 16 GB) | 8 GB (1 x 8 GB) |
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Max RAM Supported | 64 GB | 32 GB |
RAM Type | DDR4 SDRAM - non-ECC | DDR4 SDRAM - non-ECC |
Speed | 3200 MHz | 3200 MHz |
Rated Speed | 3200 MHz | 3200 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 2 |
Empty Slots | 1 | 1 |
STORAGE | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe), HP Value | 256 GB SSD M.2 PCIe - NVM Express (NVMe) |
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AUDIO & VIDEO | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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Graphics Processor (GPU) | AMD Radeon Graphics | Intel Iris Xe Graphics |
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Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
Camera | Yes - HD | Yes - HD |
Camera Features | IR camera | Privacy shutter, IR camera |
Video Resolutions | 720p | 720p |
Sound | Dual stereo speakers, 3 multi-array microphone | Stereo speakers, dual array microphone |
Codec | - | Realtek ALC3247-CG |
Audio Features | Bang & Olufsen Audio | - |
COMMUNICATIONS | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
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Wireless Controller | Intel Wi-Fi 6 AX 200 | Intel Wi-Fi 6E AX 211 - PCI Express Mini Card (M.2) |
Network Interface | - | Gigabit Ethernet |
Ethernet Controller | - | Realtek RTL8111HSH |
Bluetooth Class | - | Class 2 |
Compliant Standards | - | IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.3ab, IEEE 802.3x, IEEE 802.11d, IEEE 802.1x, IEEE 802.11i, IEEE 802.11h, IEEE 802.11e, IEEE 802.11k, IEEE 802.11r, IEEE 802.11v, Wi-Fi CERTIFIED 6E |
Remote Management Protocol | - | SNMP 2 |
Features | Miracast, dual stream (2x2) | Miracast, Wake-on-LAN (WOL), dual stream (2x2), CNVi |
BATTERY | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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Technology | 3-cell lithium polymer | 3-cell lithium polymer |
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Battery Capacity (Size) | 53 Wh | 51.3 Wh |
Battery Life | Up to 19.5 hours | Up to 13.5 hours |
AC ADAPTER | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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Input | - | AC 115/230 V (50/60 Hz) |
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Output | 65 Watt | 45 Watt |
INPUT | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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Type | Keyboard, pointing stick, ClickPad | Keyboard, ClickPad |
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Keyboard Name | HP Premium | HP Premium |
Numeric Keypad | Yes | Yes |
Keyboard Backlight | Yes | - |
Features | Spill-resistant, precision touchpad, multi-gesture clickpad | Multi-touch clickpad, gesture function, spill-resistant |
CONNECTIONS & EXPANSIONS | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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Interfaces | 2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) USB 3.2 Gen 1 (charging) USB 3.2 Gen 1 HDMI Headphone/microphone combo jack |
USB-C 3.2 Gen 2 (supports DisplayPort 2.1 Alt Mode) (Power Delivery) USB 3.2 Gen 1 (powered) USB 3.2 Gen 1 (charging) HDMI LAN Headphone/microphone combo jack USB 3.2 Gen 1 |
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SOFTWARE | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 11 Home - English |
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Software Included | HP Support Assistant, HP Power Manager, HP Hotkey Support, Windows Defender, HP PC Hardware Diagnostics UEFI, HP Wireless Button Driver, HP Client Catalog, HP Driver Packs, HP Image Assistant (free download), HP Notifications, HP Connection Optimizer, HP Privacy Settings, HP QuickDrop, HP WorkWell, HP Client Management Script Library (free download), myHP, Touchpoint Customiser for Commercial, HP Noise Cancellation Software, Tile, HP Manageability Integration Kit Gen4 | HP Support Assistant, HP Power Manager, HP Hotkey Support, HP Secure Erase, HP Client Catalogue (free download), HP PC Hardware Diagnostics, HP Notifications, HP Connection Optimizer, HP Privacy Settings, HP QuickDrop, HP Client Management Script Library (free download), HP BIOSphere Gen6, HP Wake on WLAN, myHP, HP Image Assistant Gen5 (free download), HP Smart Support (free download), HP Smart Support, HP Manageability Integration Kit (free download) |
MISCELLANEOUS | HP EliteBook 855 G8 Notebook | HP ProBook 440 G9 Notebook |
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Included Accessories | HP 65 Watt nPFC Slim USB-C AC Adapter | HP 45 Watt Smart USB-C AC Adapter |
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Integrated Options | Hall sensor | HP Tamper Lock |
Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader | Trusted Platform Module (TPM 2.0) Security Chip |
Security Slot Type | Kensington nano security slot | Kensington nano security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately), chassis intrusion sensor |
Features | BIOS Absolute Persistence, HP Sure Click, HP Sure Sense, HP Secure Erase, HP Sure Start Gen 6, HP Sure Admin, HP Sure Run Gen 4, HP Client Security Manager Gen 7, HP BIOSphere Gen 6, HP Sure Recover Gen 4 | HP Automatic Drive Lock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested |
Compliant Standards | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FIPS 140-2 Level 2, FCC, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP, BNCI | CSA, UL, VCCI, BSMI, SABS, CCC, FIPS 140-2 Level 2, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CECP, EAC, CIT, SEPA, low halogen, ICCP, Japan PC Green Label, Taiwan Green Mark, Korea Eco-Label |
ENERGY STAR Certified | Yes | Yes |
Max Operating Temperature | 35 °C | 35 °C |
Min Operating Temperature | 0 °C | 0 °C |
Humidity Range Operating | 10 - 90% (non-condensing) | 10 - 90% (non-condensing) |
Manufacturer Warranty | Limited warranty - parts and labour - 3 years | Limited warranty - parts and labour - 1 year |