In depth comparison and review of HP ProBook 455 G9 Notebook and HP ProBook 440 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.
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
Advantages and disadvantages of HP ProBook 440 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
robust security features
solid build quality
comfortable keyboard layout
efficient processor performance
adequate port selection
average display brightness
modest battery life
standard design
limited graphics capability
| DESIGN AND DIMENSIONS | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.94 cm x 23.39 cm x 1.99 cm | 32.19 cm x 21.39 cm x 1.99 cm |
| Weight | 1.74 kg | 1.42 kg |
| Colour | Natural silver | Natural silver |
| DISPLAY | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | WLED backlight | WLED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | - | 16:9 |
| Image Brightness | 250 cd/m² | 250 cd/m² |
| Colour Gamut | 45% NTSC | 45% NTSC |
| Features | Full HD ultra wide-viewing angle (UWVA) eDP anti-glare, narrow bezel bent | Full HD ultra wide-viewing angle (UWVA) eDP anti-glare, narrow bezel bent |
| PROCESSOR | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| CPU | AMD Ryzen 5 5625U / 2.3 GHz | Intel Core i5 (12th Gen) 1235U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.3 GHz | 4.4 GHz |
| Number of Cores | 6-core | 10-core |
| Cache | L3 - 16 MB | L3 - 12 MB |
| Features | - | Hyper-Threading Technology, Intel Turbo Boost Technology, Intel Smart Cache |
| MEMORY | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| RAM | 8 GB (1 x 8 GB) | 8 GB (1 x 8 GB) |
|---|---|---|
| Max RAM Supported | 32 GB | 32 GB |
| RAM Type | DDR4 SDRAM - non-ECC | DDR4 SDRAM - non-ECC |
| Speed | 3200 MHz | 3200 MHz |
| Rated Speed | 3200 MHz | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 1 |
| STORAGE | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe) | 256 GB SSD M.2 PCIe - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - HD | Yes - HD |
| Camera Features | Privacy shutter, IR camera | Privacy shutter, IR camera |
| Video Resolutions | 720p | 720p |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3247-CG |
| COMMUNICATIONS | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Realtek RTL8852BE | Intel Wi-Fi 6E AX 211 - PCI Express Mini Card (M.2) |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Realtek RTL8111HSH | Realtek RTL8111HSH |
| Bluetooth Class | - | Class 2 |
| Compliant Standards | - | IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.3ab, IEEE 802.3x, IEEE 802.11d, IEEE 802.1x, IEEE 802.11i, IEEE 802.11h, IEEE 802.11e, IEEE 802.11k, IEEE 802.11r, IEEE 802.11v, Wi-Fi CERTIFIED 6E |
| Remote Management Protocol | - | SNMP 2 |
| Features | Miracast, dual stream (2x2) | Miracast, Wake-on-LAN (WOL), dual stream (2x2), CNVi |
| BATTERY | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| Technology | 3-cell lithium polymer | 3-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 42.75 Wh | 51.3 Wh |
| Battery Life | - | Up to 13.5 hours |
| AC ADAPTER | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| Input | AC 115/230 V (50/60 Hz) | AC 115/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19.5 V | 45 Watt |
| INPUT | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| Type | Keyboard, ClickPad | Keyboard, ClickPad |
|---|---|---|
| Keyboard Name | HP Premium | HP Premium |
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch clickpad, gesture function | Multi-touch clickpad, gesture function, spill-resistant |
| CONNECTIONS & EXPANSIONS | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| Interfaces | 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) |
USB-C 3.2 Gen 2 (supports DisplayPort 2.1 Alt Mode) (Power Delivery) USB 3.2 Gen 1 (powered) USB 3.2 Gen 1 (charging) HDMI LAN Headphone/microphone combo jack USB 3.2 Gen 1 |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDXC Card) | - |
| SOFTWARE | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| Operating System (OS) | Windows 11 Home - English | 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) | HP Support Assistant, HP Power Manager, HP Hotkey Support, HP Secure Erase, 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), HP BIOSphere Gen6, HP Wake on WLAN, myHP, HP Image Assistant Gen5 (free download), HP Smart Support (free download), HP Smart Support, HP Manageability Integration Kit (free download) |
| MISCELLANEOUS | HP ProBook 455 G9 Notebook | HP ProBook 440 G9 Notebook |
|---|
| Included Accessories | HP 45 Watt Smart AC Adapter | HP 45 Watt Smart USB-C AC Adapter |
|---|---|---|
| Integrated Options | HP Tamper Lock | HP Tamper Lock |
| Security | Trusted Platform Module (TPM 2.0) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington nano security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately), chassis intrusion sensor |
| 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 | HP Automatic Drive Lock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested |
| 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 | CSA, UL, VCCI, BSMI, SABS, CCC, FIPS 140-2 Level 2, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, CECP, EAC, CIT, SEPA, low halogen, ICCP, Japan PC Green Label, Taiwan Green Mark, Korea Eco-Label |
| 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 - parts and labour - 1 year | Limited warranty - parts and labour - 1 year |
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