HP EliteBook 840 G5 Notebook vs. HP 255 G9 Notebook

Laptop Comparison, Reviews and Tests
HP EliteBook 840 G5 Notebook
HP EliteBook 840 G5 Notebook

Side by side comparison and review of HP EliteBook 840 G5 Notebook and HP 255 G9 Notebook. Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

HP 255 G9 Notebook Review

Advantages and disadvantages of HP 255 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

solid build quality

decent battery life

adequate port selection

includes numeric keypad

average display quality

modest processor performance

limited graphics capabilities

no backlit keyboard

Laptop Comparison and Tests

Difference between HP EliteBook 840 G5 Notebook and HP 255 G9 Notebook
74 % - Design
66 % - Display
75 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

HP EliteBook 840 G5 Notebook vs. HP 255 G9 Notebook Comparison Chart
DESIGN AND DIMENSIONS HP EliteBook 840 G5 Notebook HP 255 G9 Notebook
Product Type Notebook Notebook
Dimensions (WxDxH) 32.6 cm x 23.4 cm x 1.79 cm 35.8 cm x 24.2 cm x 1.99 cm
Weight 1.48 kg 1.74 kg
Case Material Aluminum -
DISPLAY HP EliteBook 840 G5 Notebook HP 255 G9 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 Aspect Ratio 16:9 -
Image Brightness - 250 cd/m²
Colour Gamut - 45% NTSC
Features - Full HD ultra wide-viewing angle (UWVA) eDP anti-glare, Micro Edge, narrow-bezel design
PROCESSOR HP EliteBook 840 G5 Notebook HP 255 G9 Notebook
CPU Intel Core i7 (8th Gen) 8550U / 1.8 GHz AMD Ryzen 5 5625U / 2.3 GHz
Max Turbo Speed 4 GHz 4.3 GHz
Number of Cores Quad-Core 6-core
Cache 8 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 G5 Notebook HP 255 G9 Notebook
RAM 0 GB 8 GB (1 x 8 GB (non customer accessible / upgradeable))
Max RAM Supported 32 GB 32 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 G5 Notebook HP 255 G9 Notebook
Main Storage Size (HDD/SSD) - 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe), HP Value
AUDIO & VIDEO HP EliteBook 840 G5 Notebook HP 255 G9 Notebook
Graphics Processor (GPU) Intel UHD Graphics 620 AMD Radeon Graphics
Video System Features - AMD FreeSync
Camera - Yes - HD
Camera Features - Temporal Noise Reduction
Video Resolutions - 720p
Sound Stereo speakers Dual stereo speakers, dual array microphone
Codec - Realtek ALC3247
Audio Features Noise-cancellation technology, Bang & Olufsen Audio -
COMMUNICATIONS HP EliteBook 840 G5 Notebook HP 255 G9 Notebook
Wireless - 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller - Realtek RTL8852BE - PCI Express Mini Card (M.2)
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Intel I219-V -
Bluetooth Class - Class 2
Compliant Standards - IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED
Remote Management Protocol - SNMP 2
Features - Miracast, Wake-on-LAN (WOL), dual stream (2x2), MU-MIMO
BATTERY HP EliteBook 840 G5 Notebook HP 255 G9 Notebook
Technology - 3-cell lithium polymer
Battery Capacity (Size) - 41 Wh
Battery Life - Up to 10.25 hours
AC ADAPTER HP EliteBook 840 G5 Notebook HP 255 G9 Notebook
Input - AC 115/230 V (50 - 60 Hz)
Output - 45 Watt, 19.5 V, 8 A
INPUT HP EliteBook 840 G5 Notebook HP 255 G9 Notebook
Type - Keyboard, touchpad
Numeric Keypad - Yes
Features - Multi-touch touchpad, gesture function, precision touchpad, PTP certified touchpad
CONNECTIONS & EXPANSIONS HP EliteBook 840 G5 Notebook HP 255 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
Headphone/microphone combo jack
USB-C 3.2 Gen 1
HDMI
LAN
2 x USB 3.2 Gen 1
Memory Card Reader - Yes (SD Card, SDHC Card, SDXC Card)
SOFTWARE HP EliteBook 840 G5 Notebook HP 255 G9 Notebook
Operating System (OS) No operating system Windows 11 Home - English
Software Included - HP Support Assistant, Dropbox, McAfee (30 days trial), HP Audio Switch, HP PC Hardware Diagnostics, HP Connection Optimizer, HP Privacy Settings, ExpressVPN (30 days trial), HP QuickDrop, HP Smart App, myHP, Touchpoint Customiser for Commercial, LastPass password manager (30 days trial), HP Smart Health (free download)
MISCELLANEOUS HP EliteBook 840 G5 Notebook HP 255 G9 Notebook
Dockable Yes -
Included Accessories - HP 45 Watt Smart nPFC AC Adapter
Security Trusted Platform Module (TPM 2.0) Security Chip Trusted Platform Module (TPM 2.0) Security Chip
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately), padlock loop -
Features Power-on password, BIOS Absolute Persistence, HP Automatic Drive Lock, HP DriveLock, Power On Authentication, HP Fast Charge, Pre-boot Authentication, Master Boot Record Security, HP Sure Start Gen 4, HP Sure Run, HP Sure Recover, HP Wireless Wakeup, BIOS Update via Network HP Fast Charge
Compliant Standards CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, A-Tick, ICES, KC, CIT, ICCP UL, VCCI, BSMI, SABS, CCC, FCC, A-Tick, ICES, KC, EAC, CU, ICCP
ENERGY STAR Certified - Yes
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 10 - 90% (non-condensing) 10 - 90%
Manufacturer Warranty - Limited warranty - parts and labour - 1 year
Limited warranty - battery - 1 year
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