HP EliteBook 755 G4 Notebook vs. HP ProBook 455 G9 Notebook

Laptop Comparison, Reviews and Tests

Side by side comparison and review of HP EliteBook 755 G4 Notebook and HP ProBook 455 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 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 755 G4 Notebook and HP ProBook 455 G9 Notebook
85 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

HP EliteBook 755 G4 Notebook vs. HP ProBook 455 G9 Notebook Comparison Chart
DESIGN AND DIMENSIONS HP EliteBook 755 G4 Notebook HP ProBook 455 G9 Notebook
Product Type Notebook Notebook
Dimensions (WxDxH) 38.36 cm x 25.77 cm x 1.94 cm 35.94 cm x 23.39 cm x 1.99 cm
Weight 1.84 kg 1.74 kg
Case Material Aluminum, magnesium alloy -
Colour - Natural silver
DISPLAY HP EliteBook 755 G4 Notebook HP ProBook 455 G9 Notebook
Screen Size (Type) 15.6" - TN 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 Brightness 300 cd/m² 250 cd/m²
Colour Gamut - 45% NTSC
Features Slim Design, Full HD standard-viewing angle (SVA) eDP anti-glare Full HD ultra wide-viewing angle (UWVA) eDP anti-glare, narrow bezel bent
PROCESSOR HP EliteBook 755 G4 Notebook HP ProBook 455 G9 Notebook
CPU AMD A10 PRO-8730B / 2.4 GHz AMD Ryzen 5 5625U / 2.3 GHz
Max Turbo Speed 3.3 GHz 4.3 GHz
Number of Cores Quad-Core 6-core
Cache 2 MB L3 - 16 MB
64-bit Computing Yes -
MEMORY HP EliteBook 755 G4 Notebook HP ProBook 455 G9 Notebook
RAM 8 GB (1 x 8 GB) 8 GB (1 x 8 GB)
Max RAM Supported 16 GB 32 GB
RAM Type DDR4 SDRAM DDR4 SDRAM - non-ECC
Speed 1866 MHz / PC4-17000 3200 MHz
Rated Speed 2133 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 2
Empty Slots 1 1
STORAGE HP EliteBook 755 G4 Notebook HP ProBook 455 G9 Notebook
Main Storage Size (HDD/SSD) 256 GB SSD PCIe - HP Z Turbo Drive 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe)
AUDIO & VIDEO HP EliteBook 755 G4 Notebook HP ProBook 455 G9 Notebook
Graphics Processor (GPU) AMD Radeon R5 AMD Radeon Graphics
Camera Yes - 720p Yes - HD
Camera Features - Privacy shutter, IR camera
Video Resolutions - 720p
Sound Stereo speakers, two microphones Stereo speakers, dual array microphone
Audio Features Bang & Olufsen Audio -
COMMUNICATIONS HP EliteBook 755 G4 Notebook HP ProBook 455 G9 Notebook
Wireless 802.11a/b/g/n/ac, NFC, Bluetooth 4.2 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller Intel Dual Band Wireless-AC 7265 - PCI Express Mini Card (M.2) Realtek RTL8852BE
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Broadcom BCM5762 Realtek RTL8111HSH
Bluetooth Class Class 2 -
Compliant Standards IEEE 802.3ab, IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED -
Features Miracast Miracast, dual stream (2x2)
BATTERY HP EliteBook 755 G4 Notebook HP ProBook 455 G9 Notebook
Technology 3-cell lithium polymer 3-cell lithium polymer
Battery Capacity (Size) 51 Wh 42.75 Wh
AC ADAPTER HP EliteBook 755 G4 Notebook 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 45 Watt, 19.5 V
INPUT HP EliteBook 755 G4 Notebook HP ProBook 455 G9 Notebook
Type Keyboard, touchpad, pointing stick Keyboard, ClickPad
Keyboard Name HP Premium HP Premium
Numeric Keypad - Yes
Keyboard Backlight - Yes
Features Spill-resistant, gesture function Spill-resistant, multi-touch clickpad, gesture function
CONNECTIONS & EXPANSIONS HP EliteBook 755 G4 Notebook HP ProBook 455 G9 Notebook
Interfaces USB 3.1 Gen 1 (charging)
USB 3.1 Gen 1
USB-C
DisplayPort
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, SDHC Card, SDXC Card) Yes (SD Card, SDXC Card)
SOFTWARE HP EliteBook 755 G4 Notebook HP ProBook 455 G9 Notebook
Operating System (OS) Windows 10 Pro 64-bit Edition - English Windows 11 Home - English
Software Included Skype, HP SoftPaq Download Manager, HP Recovery Manager, HP Support Assistant, Bing Toolbar, HP ePrint, HP Hotkey Support, HP Systems Software Manager (free download), HP BIOS Configuration Utility (free download), HP Drive Packs (free download), HP Client Catalogue (free download), HP Mobile Connect Pro, HP JumpStart, HP JetAdvantage Connect, HP Noise Cancellation, HP LAN-WLAN Protection, HP MAC Address Manager, HP MIK for Microsoft SCCM (free download), HP Client Security Suite Gen3 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 755 G4 Notebook 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, 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) Security lock slot (cable lock sold separately)
Features HP DuraKeys, HP BIOS Protection, BIOS Absolute Persistence, HP SureStart, HP Drive Encryption, SecureBoot, HP Automatic Drive Lock, HP DriveLock, Hybrid Boot, Master Record Security, Measured Boot, Power On Authentication, Pre-boot Authentication 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 ACPI, CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, RoHS, WEEE, A-Tick, ICES, KC, CIT 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 - 3 years
Limited warranty - battery - 3 years
Limited warranty - parts and labour - 1 year
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