HP EliteBook 840 G6 Notebook vs. HP ProBook 455 G9 Notebook

Laptop Comparison, Reviews and Tests
HP EliteBook 840 G6 Notebook
HP EliteBook 840 G6 Notebook

Our Rating: 78 %

In depth comparison and review of HP EliteBook 840 G6 Notebook and HP ProBook 455 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.

HP EliteBook 840 G6 Notebook Review

Advantages and disadvantages of HP EliteBook 840 G6 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.

robust security features

sleek aluminum design

comfortable keyboard

bright display

strong performance

average battery life

no HDMI port

limited storage capacity

higher price point

HP ProBook 455 G9 Notebook Review

Advantages and disadvantages of HP ProBook 455 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.

robust aluminum design

powerful AMD processor

comfortable keyboard layout

fast charging support

good value for money

average display brightness

no thunderbolt support

limited color options

heavier than competitors

Laptop Comparison and Tests

Difference between HP EliteBook 840 G6 Notebook and HP ProBook 455 G9 Notebook
85 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
75 % - Battery
85 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

HP EliteBook 840 G6 Notebook vs. HP ProBook 455 G9 Notebook Comparison Chart
DESIGN AND DIMENSIONS HP EliteBook 840 G6 Notebook HP ProBook 455 G9 Notebook
Product Type Notebook Notebook
Dimensions (WxDxH) 32.6 cm x 23.43 cm x 1.79 cm 35.94 cm x 23.39 cm x 1.99 cm
Weight 1.48 kg 1.74 kg
Case Material Aluminum -
Colour - Natural silver
DISPLAY HP EliteBook 840 G6 Notebook HP ProBook 455 G9 Notebook
Screen Size (Type) 14" - IPS 15.6" - IPS
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
Widescreen Yes Yes
Image Brightness 950 cd/m² 250 cd/m²
Colour Gamut 72% NTSC 45% NTSC
Features Full HD anti-glare, privacy filter, 72% NTSC colour gamut Full HD ultra wide-viewing angle (UWVA) eDP anti-glare, narrow bezel bent
PROCESSOR HP EliteBook 840 G6 Notebook HP ProBook 455 G9 Notebook
CPU Intel Core i5 (8th Gen) 8265U / 1.6 GHz AMD Ryzen 5 5625U / 2.3 GHz
Max Turbo Speed 3.9 GHz 4.3 GHz
Number of Cores Quad-Core 6-core
Cache L3 - 6 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 G6 Notebook HP ProBook 455 G9 Notebook
RAM 8 GB (1 x 8 GB) 8 GB (1 x 8 GB)
Max RAM Supported 32 GB 32 GB
RAM Type DDR4 SDRAM DDR4 SDRAM - non-ECC
Speed 2400 MHz / PC4-19200 3200 MHz
Rated Speed 2400 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 2
Empty Slots 1 1
STORAGE HP EliteBook 840 G6 Notebook HP ProBook 455 G9 Notebook
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe), triple-level cell (TLC), HP Value 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe)
SSD Cache 32 GB 3D Xpoint (Optane) (PCIe (NVMe)) -
AUDIO & VIDEO HP EliteBook 840 G6 Notebook HP ProBook 455 G9 Notebook
Graphics Processor (GPU) Intel UHD Graphics 620 AMD Radeon Graphics
Camera Yes - HD Yes - HD
Camera Features IR camera Privacy shutter, IR camera
Video Resolutions 720p 720p
Sound Stereo speakers, 3 multi-array microphone Stereo speakers, dual array microphone
Audio Features Noise-cancellation technology, Bang & Olufsen Audio -
COMMUNICATIONS HP EliteBook 840 G6 Notebook HP ProBook 455 G9 Notebook
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller Intel Wireless-AX 22260 Realtek RTL8852BE
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Intel I219-V Realtek RTL8111HSH
Compliant Standards IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.1x, IEEE 802.3ae, IEEE 802.11i, Wi-Fi CERTIFIED, IEEE 802.3az -
Features Miracast, dual stream (2x2) Miracast, dual stream (2x2)
WWAN
Generation 4G -
Technology LTE -
BATTERY HP EliteBook 840 G6 Notebook HP ProBook 455 G9 Notebook
Technology 3-cell lithium polymer 3-cell lithium polymer
Battery Capacity (Size) 50 Wh 42.75 Wh
Battery Life Up to 17.25 hours -
AC ADAPTER HP EliteBook 840 G6 Notebook HP ProBook 455 G9 Notebook
Input AC 120/230 V (50/60 Hz) AC 115/230 V (50/60 Hz)
Output 65 Watt 45 Watt, 19.5 V
INPUT HP EliteBook 840 G6 Notebook HP ProBook 455 G9 Notebook
Type Keyboard, pointing stick, ClickPad Keyboard, ClickPad
Keyboard Name HP Premium Collaboration Keyboard HP Premium
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch clickpad, precision touchpad, glass clickpad Spill-resistant, multi-touch clickpad, gesture function
CONNECTIONS & EXPANSIONS HP EliteBook 840 G6 Notebook HP ProBook 455 G9 Notebook
Interfaces USB 3.1 Gen 1 (charging)
USB 3.1 Gen 1
USB-C (supports Thunderbolt)
HDMI
LAN
Dock
Headphone/microphone combo jack
USB4 (supports DisplayPort 1.4 Alt Mode) (Power Delivery)
LAN
USB 3.2 Gen 1
HDMI
Headphone/microphone combo jack
USB 3.2 Gen 1 (powered)
USB 3.2 Gen 1 (Power Delivery)
Memory Card Reader - Yes (SD Card, SDXC Card)
SOFTWARE HP EliteBook 840 G6 Notebook HP ProBook 455 G9 Notebook
Operating System (OS) Windows 10 Pro 64-bit Edition - English Windows 11 Home - English
Software Included HP Recovery Manager, HP Support Assistant, HP ePrint, HP Hotkey Support, HP Spare Key, Password Manager, Windows Defender, HP Velocity, HP Secure Erase, HP Security Manager, HP Client Catalog, HP Credential Manager, Absolute Persistence, HP BIOS Config Utility, HP Device Access Manager, HP JumpStart, HP Noise Cancellation, HP System Software Manager, HP LAN-WLAN Protection, Native Miracast, HP JetAdvantage, HP PhoneWise, HP Connection Optimizer, HP Sure Click, Power On Authentication, HP BIOSphere Gen5, HP Client Security Gen5 HP Support Assistant, HP Hotkey Support, HP Drive Packs (free download), 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), myHP, Touchpoint Customiser for Commercial, HP Image Assistant Gen5 (free download), HP Smart Support (free download), HP Smart Support, HP Manageability Integration Kit (free download), HP Quick Touch, HP Connect for Microsoft Endpoint Manager, HP Patch Assistant (free download)
MISCELLANEOUS HP EliteBook 840 G6 Notebook HP ProBook 455 G9 Notebook
Dockable Yes -
Included Accessories Power adapter HP 45 Watt Smart AC Adapter
Integrated Options Hood sensor, ambient light 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 security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately), padlock loop Security lock slot (cable lock sold separately)
Features Power-on password, BIOS Absolute Persistence, HP Automatic Drive Lock, HP DriveLock, Power On Authentication, HP Fast Charge, Pre-boot Authentication, MU-MIMO technology, Master Boot Record Security, HP Sure Run, HP Sure Recover, HP Wireless Wakeup, BIOS Update via Network, HP Sure Start Gen 5 Automatic DriveLock, BIOS Absolute Persistence, HP DriveLock, HP Fast Charge, BIOS Update via Network, HP Sure Click, HP Sure Sense, HP Secure Erase, HP Sure Admin, HP Client Security Manager Gen 7, HP BIOSphere Gen 6, HP Sure Start Gen 7, Secured-core PC enabled, HP Sure Run Gen 5
Compliant Standards CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, A-Tick, ICES, KC, CIT, low halogen, ICCP 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 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
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