HP ProBook 455 G8 Notebook vs. HP 255 G7 Notebook

Laptop Comparison, Reviews and Tests
HP 255 G7 Notebook

Detailed comparison and review of HP ProBook 455 G8 Notebook and HP 255 G7 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.

Laptop Specifications Comparison

HP ProBook 455 G8 Notebook vs. HP 255 G7 Notebook Comparison Chart
DESIGN AND DIMENSIONS HP ProBook 455 G8 Notebook HP 255 G7 Notebook
Product Type Notebook Notebook
Dimensions (WxDxH) 35.94 cm x 23.39 cm x 1.99 cm 37.6 cm x 24.6 cm x 2.25 cm
Weight 1.74 kg 1.78 kg
Colour Pike silver aluminium Dark ash silver
DISPLAY HP ProBook 455 G8 Notebook HP 255 G7 Notebook
Screen Size (Type) 15.6" 15.6"
LCD Backlight Technology WLED backlight WLED backlight
Screen Resolution 1366 x 768 (HD) 1366 x 768 (HD)
V-Sync Rate at Max Res. 60 Hz 60 Hz
Widescreen Yes Yes
Image Aspect Ratio - 16:9
Image Brightness 250 cd/m² 220 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features HD standard-viewing angle (SVA) eDP anti-glare, narrow-bezel design Slim Design, HD standard-viewing angle (SVA) eDP anti-glare
PROCESSOR HP ProBook 455 G8 Notebook HP 255 G7 Notebook
CPU AMD Ryzen 3 5400U / 2.6 GHz AMD Athlon Silver 3050U / 2.3 GHz
Max Turbo Speed 4 GHz 3.2 GHz
Number of Cores Quad-Core Dual-Core
Cache L3 - 8 MB L3 - 4 MB
MEMORY HP ProBook 455 G8 Notebook HP 255 G7 Notebook
RAM 8 GB (1 x 8 GB) 4 GB (1 x 4 GB (non customer accessible / upgradeable))
Max RAM Supported 32 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz 2400 MHz / PC4-19200
Rated Speed 3200 MHz 2400 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 2
Empty Slots 1 1
STORAGE HP ProBook 455 G8 Notebook HP 255 G7 Notebook
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2280 PCIe 3.0 - NVM Express (NVMe), HP Value 128 GB SSD M.2 2280 SATA 6Gb/s - triple-level cell (TLC)
AUDIO & VIDEO HP ProBook 455 G8 Notebook HP 255 G7 Notebook
Graphics Processor (GPU) AMD Radeon Graphics AMD Radeon Graphics
Memory Allocation Technology Shared Video Memory (UMA) -
Camera Yes - HD Yes
Camera Features Privacy shutter -
Video Resolutions 720p -
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
COMMUNICATIONS HP ProBook 455 G8 Notebook HP 255 G7 Notebook
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller PCI Express Mini Card (M.2) Realtek RTL8821CE - PCI Express Mini Card (M.2)
Network Interface Gigabit Ethernet Gigabit Ethernet
Bluetooth Class Class 2 Class 2
Compliant Standards IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.3ab, IEEE 802.11d, IEEE 802.1x, IEEE 802.11i, IEEE 802.11h, IEEE 802.11e, IEEE 802.11k, IEEE 802.11r, IEEE 802.11v IEEE 802.11d, IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED, IEEE 802.11h, IEEE 802.11e, IEEE 802.11k, IEEE 802.11r, IEEE 802.11v
Remote Management Protocol SNMP 2 -
Features Wake-on-LAN (WOL), dual stream (2x2), MU-MIMO Miracast, single stream (1x1), CNVi
BATTERY HP ProBook 455 G8 Notebook HP 255 G7 Notebook
Technology 3-cell lithium polymer 3-cell Lithium Ion
Battery Capacity (Size) 45 Wh 41 Wh
Battery Life Up to 14.75 hours Up to 10.5 hours
AC ADAPTER HP ProBook 455 G8 Notebook HP 255 G7 Notebook
Input AC 115/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 45 Watt, 5 / 9 / 12 / 15 / 20 V 45 Watt, 19.5 V
INPUT HP ProBook 455 G8 Notebook HP 255 G7 Notebook
Type Keyboard, ClickPad Keyboard, touchpad
Keyboard Name HP Premium -
Numeric Keypad Yes Yes
Features Volume control, spill-resistant, multi-touch clickpad, ClickPad with gesture support Volume control, multi-touch touchpad, touchpad with gesture support
CONNECTIONS & EXPANSIONS HP ProBook 455 G8 Notebook HP 255 G7 Notebook
Interfaces 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 (powered)
HDMI
LAN
Headphone/microphone combo jack
USB 3.2 Gen 1
2 x USB 3.1 Gen 1
USB 2.0
HDMI
Headphone/microphone combo jack
LAN
Memory Card Reader Yes (microSD, microSDHC, microSDXC) Yes (SD Card, SDHC Card, SDXC Card)
SOFTWARE HP ProBook 455 G8 Notebook HP 255 G7 Notebook
Operating System (OS) Windows 10 Pro 64-bit Edition National Academic - English Windows 10 Pro 64-bit Edition National Academic - English
Software Included HP Support Assistant, HP Power Manager, HP Hotkey Support, Windows Defender, HP Secure Erase, HP Wireless Button Driver, HP Client Catalogue (free download), HP Image Assistant (free download), HP PC Hardware Diagnostics, HP Noise Cancellation, HP LAN-WLAN Protection, HP Notifications, HP Connection Optimizer, HP Privacy Settings, HP QuickDrop, HP Manageability Integration Kit Gen4 (free dowload), HP Client Management Script Library (free download), Ivanti Management Suite (free download), HP BIOSphere Gen6, myHP, Xerox DocuShare (30 days trial), HP Smart Support (free download) HP Support Assistant, McAfee LiveSafe, HP Setup Integrated OOBE, HP Documentation, HP Audio Switch, HP JumpStart, HP SSRM
MISCELLANEOUS HP ProBook 455 G8 Notebook HP 255 G7 Notebook
Included Accessories HP 45 Watt Smart nPFC AC Adapter HP 45 Watt Smart nPFC AC Adapter
Security Trusted Platform Module (TPM 2.0) Security Chip Trusted Platform Module (TPM 1.2) and firmware (TPM 2.0)
Security Slot Type Kensington nano security slot Kensington security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features USB port control, Automatic DriveLock, HP DriveLock, BIOS Update via Network -
Compliant Standards CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, low halogen, ICCP UL, VCCI, BSMI, GOST, SABS, CCC, FCC, A-Tick, ICES, KC, CIT, low halogen, ICCP
ENERGY STAR Certified Yes Yes
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 10 - 90% (non-condensing) 10 - 90% (non-condensing)
Manufacturer Warranty Limited warranty - parts and labour - 1 year Limited warranty - parts and labour - 1 year
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