In depth comparison and review of HP EliteBook 840 G3 Notebook and HP EliteBook 855 G8 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
| DESIGN AND DIMENSIONS | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 33.8 cm x 23.7 cm x 1.89 cm | 35.96 cm x 23.37 cm x 1.92 cm |
| Weight | 1.48 kg | 1.7 kg |
| Case Material | Aluminum, magnesium alloy | Aluminum |
| DISPLAY | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| Screen Size (Type) | 14" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | - | WLED backlight |
| Screen Resolution | - | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Brightness | - | 250 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | - | Anti-glare, 85% screen-to-body ratio |
| PROCESSOR | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| CPU | Intel Core i7 (6th Gen) 6500U / 2.5 GHz | AMD Ryzen 7 Pro 5850U / 1.9 GHz |
|---|---|---|
| Max Turbo Speed | 3.1 GHz | 4.4 GHz |
| Number of Cores | Dual-Core | 8-core |
| Cache | 4 MB | L3 - 16 MB |
| 64-bit Computing | Yes | - |
| Features | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache | - |
| MEMORY | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| RAM | 0 GB | 16 GB (1 x 16 GB) |
|---|---|---|
| Max RAM Supported | 32 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM - non-ECC |
| Speed | - | 3200 MHz |
| Rated Speed | - | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 2 | 1 |
| STORAGE | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| Main Storage Size (HDD/SSD) | - | 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe), HP Value |
|---|
| AUDIO & VIDEO | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| Graphics Processor (GPU) | Intel HD Graphics 520 | AMD Radeon Graphics |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | - |
| Camera | - | Yes - HD |
| Camera Features | - | IR camera |
| Video Resolutions | - | 720p |
| Sound | Stereo speakers | Dual stereo speakers, 3 multi-array microphone |
| Codec | CX7501 | - |
| Compliant Standards | HP Clear Sound Amp | - |
| Audio Features | Bang & Olufsen Audio | Bang & Olufsen Audio |
| COMMUNICATIONS | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| Wireless | - | Bluetooth 5.0, 802.11a/b/g/n/ac/ax |
|---|---|---|
| Wireless Controller | - | Intel Wi-Fi 6 AX 200 |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Intel I219-LM | - |
| Compliant Standards | IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.3ae, IEEE 802.3az | - |
| Remote Management Protocol | SNMP 2 | - |
| Features | Wake-on-LAN (WOL) | Miracast, dual stream (2x2) |
| BATTERY | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| Technology | - | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | - | 53 Wh |
| Battery Life | - | Up to 19.5 hours |
| AC ADAPTER | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| Output | - | 65 Watt |
|---|
| INPUT | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| Type | - | Keyboard, pointing stick, ClickPad |
|---|---|---|
| Keyboard Name | - | HP Premium |
| Numeric Keypad | - | Yes |
| Keyboard Backlight | - | Yes |
| Features | - | Spill-resistant, precision touchpad, multi-gesture clickpad |
| CONNECTIONS & EXPANSIONS | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| Interfaces | USB 3.0 (charging) USB-C DisplayPort VGA LAN Dock Headphone/microphone combo jack USB 3.0 |
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 |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | - |
| SOFTWARE | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| Operating System (OS) | No operating system | Windows 10 Pro 64-bit Edition |
|---|---|---|
| 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 |
| MISCELLANEOUS | HP EliteBook 840 G3 Notebook | HP EliteBook 855 G8 Notebook |
|---|
| Dockable | Yes | - |
|---|---|---|
| Included Accessories | - | HP 65 Watt nPFC Slim USB-C AC Adapter |
| Integrated Options | - | Hall sensor |
| Security | Trusted Platform Module (TPM 1.2) Security Chip, smart card reader | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader |
| Security Slot Type | Kensington security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | HP DuraKeys, HP BIOS Protection, HP SureStart, HP Automatic Drive Lock, HP DriveLock, Hybrid Boot, Master Record Security, Measured Boot, Power On Authentication, Pre-Boot Security, Pre-boot Authentication | 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 |
| Compliant Standards | ACPI, RoHS, WEEE | 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 |
| ENERGY STAR Certified | - | Yes |
| 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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