HP EliteBook 840 G1 vs. HP ProBook 455 G9 Notebook

Laptop Comparison, Reviews and Tests

In depth comparison and review of HP EliteBook 840 G1 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 G1 Review

Advantages and disadvantages of HP EliteBook 840 G1 based on its technical characteristics, features, user experience, expert reviews and price level.

durable build quality

effective security features

comfortable keyboard layout

solid processor performance

portable design

average battery life

limited graphics capability

no touchscreen option

outdated aesthetics

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 G1 and HP ProBook 455 G9 Notebook
72 % - Design
65 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery
85 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

HP EliteBook 840 G1 vs. HP ProBook 455 G9 Notebook Comparison Chart
DESIGN AND DIMENSIONS HP EliteBook 840 G1 HP ProBook 455 G9 Notebook
Product Type Notebook Notebook
Dimensions (WxDxH) 33.89 cm x 23.7 cm x 2.1 cm 35.94 cm x 23.39 cm x 1.99 cm
Weight 1.67 kg 1.74 kg
Colour - Natural silver
DISPLAY HP EliteBook 840 G1 HP ProBook 455 G9 Notebook
Screen Size (Type) 14" 15.6" - IPS
LCD Backlight Technology LED backlight WLED backlight
Screen Resolution 1600 x 900 (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 G1 HP ProBook 455 G9 Notebook
CPU Intel Core i5 (4th Gen) 4300U / 1.9 GHz AMD Ryzen 5 5625U / 2.3 GHz
Max Turbo Speed 2.9 GHz 4.3 GHz
Number of Cores Dual-Core 6-core
Cache 3 MB L3 - 16 MB
64-bit Computing Yes -
Features Intel Turbo Boost Technology 2.0 -
MEMORY HP EliteBook 840 G1 HP ProBook 455 G9 Notebook
RAM 4 GB 8 GB (1 x 8 GB)
Max RAM Supported 16 GB 32 GB
RAM Type DDR3L SDRAM DDR4 SDRAM - non-ECC
Speed - 3200 MHz
Rated Speed - 3200 MHz
Form Factor SO-DIMM 204-pin SO-DIMM 260-pin
Slots Qty - 2
Empty Slots - 1
STORAGE HP EliteBook 840 G1 HP ProBook 455 G9 Notebook
Main Storage Size (HDD/SSD) 128 GB SSD 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe)
AUDIO & VIDEO HP EliteBook 840 G1 HP ProBook 455 G9 Notebook
Graphics Processor (GPU) Intel HD Graphics 4400 AMD Radeon Graphics
Camera Yes - 720p Yes - HD
Camera Features - Privacy shutter, IR camera
Video Resolutions - 720p
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Compliant Standards High Definition Audio, DTS Studio Sound -
COMMUNICATIONS HP EliteBook 840 G1 HP ProBook 455 G9 Notebook
Wireless Bluetooth, Wi-Fi 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller - Realtek RTL8852BE
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Intel I218-LM Realtek RTL8111HSH
Features - Miracast, dual stream (2x2)
BATTERY HP EliteBook 840 G1 HP ProBook 455 G9 Notebook
Technology - 3-cell lithium polymer
Battery Capacity (Size) - 42.75 Wh
AC ADAPTER HP EliteBook 840 G1 HP ProBook 455 G9 Notebook
Input AC 120/230 V (50/60 Hz) AC 115/230 V (50/60 Hz)
Output - 45 Watt, 19.5 V
INPUT HP EliteBook 840 G1 HP ProBook 455 G9 Notebook
Type Keyboard, touchpad, pointing stick Keyboard, ClickPad
Keyboard Name - HP Premium
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features - Spill-resistant, multi-touch clickpad, gesture function
CONNECTIONS & EXPANSIONS HP EliteBook 840 G1 HP ProBook 455 G9 Notebook
Interfaces 4 x USB 3.0
DisplayPort
VGA
Headphone/microphone combo jack
LAN
Dock
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) Yes (SD Card, SDXC Card)
SOFTWARE HP EliteBook 840 G1 HP ProBook 455 G9 Notebook
Operating System (OS) Windows 10 Pro 64-bit Edition (Microsoft Authorized Refurbisher (MAR)) 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 G1 HP ProBook 455 G9 Notebook
Dockable Yes -
Included Accessories Power adapter HP 45 Watt Smart AC Adapter
Integrated Options - HP Tamper Lock
Security Fingerprint 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) 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 ISO 9001, ISO 14001, ISO 27001 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 - 2 years - pick-up and return Limited warranty - parts and labour - 1 year
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