HP EliteBook 840 G5 vs. HP ProBook 455 G9 Notebook

Laptop Comparison, Reviews and Tests

Detailed comparison and review of HP EliteBook 840 G5 and HP ProBook 455 G9 Notebook. With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

HP EliteBook 840 G5 Review

Advantages and disadvantages of HP EliteBook 840 G5 based on its technical characteristics, features, user experience, expert reviews and price level.

robust aluminum chassis

sharp full-HD display

excellent keyboard comfort

solid security features

good battery life

relatively heavy

no HDMI port

limited storage capacity

pricey base model

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 G5 and HP ProBook 455 G9 Notebook
85 % - Design
75 % - Display
72 % - Performance
85 % - Connectivity
78 % - Battery
85 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

HP EliteBook 840 G5 vs. HP ProBook 455 G9 Notebook Comparison Chart
DESIGN AND DIMENSIONS HP EliteBook 840 G5 HP ProBook 455 G9 Notebook
Product Type Notebook Notebook
Dimensions (WxDxH) 32.61 cm x 23.42 cm x 1.8 cm 35.94 cm x 23.39 cm x 1.99 cm
Weight 1.48 kg 1.74 kg
Colour - Natural silver
DISPLAY HP EliteBook 840 G5 HP ProBook 455 G9 Notebook
Screen Size (Type) 14" - IPS 15.6" - IPS
LCD Backlight Technology LED 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 Aspect Ratio 16:9 -
Image Brightness - 250 cd/m²
Colour Gamut - 45% NTSC
Features - Full HD ultra wide-viewing angle (UWVA) eDP anti-glare, narrow bezel bent
PROCESSOR HP EliteBook 840 G5 HP ProBook 455 G9 Notebook
CPU Intel Core i5 (8th Gen) 8250U / 1.6 GHz AMD Ryzen 5 5625U / 2.3 GHz
Max Turbo Speed 3.4 GHz 4.3 GHz
Number of Cores Quad-Core 6-core
Cache 6 MB L3 - 16 MB
Features Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache -
MEMORY HP EliteBook 840 G5 HP ProBook 455 G9 Notebook
RAM 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 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
STORAGE HP EliteBook 840 G5 HP ProBook 455 G9 Notebook
Main Storage Size (HDD/SSD) 256 GB SSD 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe)
AUDIO & VIDEO HP EliteBook 840 G5 HP ProBook 455 G9 Notebook
Graphics Processor (GPU) Intel UHD Graphics 620 AMD Radeon Graphics
Camera Yes Yes - HD
Camera Features - Privacy shutter, IR camera
Video Resolutions - 720p
Sound Stereo speakers, 3 multi-array microphone Stereo speakers, dual array microphone
COMMUNICATIONS HP EliteBook 840 G5 HP ProBook 455 G9 Notebook
Wireless 802.11a/b/g/n/ac 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller - Realtek RTL8852BE
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller - Realtek RTL8111HSH
Features - Miracast, dual stream (2x2)
BATTERY HP EliteBook 840 G5 HP ProBook 455 G9 Notebook
Technology 3-cell Lithium Ion 3-cell lithium polymer
Battery Capacity (Size) 50 Wh 42.75 Wh
AC ADAPTER HP EliteBook 840 G5 HP ProBook 455 G9 Notebook
Input - AC 115/230 V (50/60 Hz)
Output - 45 Watt, 19.5 V
INPUT HP EliteBook 840 G5 HP ProBook 455 G9 Notebook
Type Keyboard, pointing stick, ClickPad Keyboard, ClickPad
Keyboard Name - HP Premium
Numeric Keypad - Yes
Keyboard Backlight - Yes
Features Volume control, spill-resistant, multi-touch clickpad Spill-resistant, multi-touch clickpad, gesture function
CONNECTIONS & EXPANSIONS HP EliteBook 840 G5 HP ProBook 455 G9 Notebook
Interfaces USB 3.1 Gen 1
USB 3.1 Gen 1 (charging)
USB-C (supports Thunderbolt)
LAN
Dock
Headphone/microphone combo jack
HDMI
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 G5 HP ProBook 455 G9 Notebook
Operating System (OS) Windows 10 Pro Windows 11 Home - English
Software Included - 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 G5 HP ProBook 455 G9 Notebook
Dockable Yes -
Included Accessories Power adapter HP 45 Watt Smart AC Adapter
Integrated Options - HP Tamper Lock
Security Trusted Platform Module (TPM 2.0) Security Chip 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) Security lock slot (cable lock sold separately)
Features - 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, 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 - advance hardware replacement - 1 year Limited warranty - parts and labour - 1 year
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