In depth comparison and review of HP ProBook 445r G6 Notebook 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.
Advantages and disadvantages of HP ProBook 445r G6 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient AMD processor
comfortable keyboard layout
affordable price point
decent battery life
average display quality
limited graphics performance
no thunderbolt support
heavier design
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
DESIGN AND DIMENSIONS | HP ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 32.42 cm x 23.77 cm x 1.8 cm | 35.94 cm x 23.39 cm x 1.99 cm |
Weight | 1.6 kg | 1.74 kg |
Case Material | Aluminum | - |
Colour | Pike silver | Natural silver |
DISPLAY | HP ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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Screen Size (Type) | 14" | 15.6" - IPS |
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LCD Backlight Technology | WLED backlight | WLED backlight |
Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
V-Sync Rate at Max Res. | - | 60 Hz |
Widescreen | Yes | Yes |
Image Brightness | 220 cd/m² | 250 cd/m² |
Colour Gamut | 45% NTSC | 45% NTSC |
Features | HD standard-viewing angle (SVA) anti-glare | Full HD ultra wide-viewing angle (UWVA) eDP anti-glare, narrow bezel bent |
PROCESSOR | HP ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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CPU | AMD Ryzen 3 3200U / 2.6 GHz | AMD Ryzen 5 5625U / 2.3 GHz |
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Max Turbo Speed | 3.5 GHz | 4.3 GHz |
Number of Cores | Dual-Core | 6-core |
Cache | L3 - 4 MB | L3 - 16 MB |
64-bit Computing | Yes | - |
MEMORY | HP ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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RAM | 4 GB (1 x 4 GB) | 8 GB (1 x 8 GB) |
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Max RAM Supported | 16 GB | 32 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM - non-ECC |
Speed | 2400 MHz | 3200 MHz |
Rated Speed | 2400 MHz | 3200 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 2 | 2 |
Empty Slots | 1 | 1 |
STORAGE | HP ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2280 SATA - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe) |
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AUDIO & VIDEO | HP ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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Graphics Processor (GPU) | AMD Radeon Vega 3 | AMD Radeon Graphics |
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Camera | Yes - HD | Yes - HD |
Camera Features | - | Privacy shutter, IR camera |
Video Resolutions | 720p | 720p |
Sound | Stereo speakers, array microphone | Stereo speakers, dual array microphone |
COMMUNICATIONS | HP ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
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Wireless Controller | - | Realtek RTL8852BE |
Network Interface | Gigabit Ethernet | Gigabit Ethernet |
Ethernet Controller | Realtek RTL8111HSH-CG | Realtek RTL8111HSH |
Compliant Standards | IEEE 802.3ab, IEEE 802.1x, IEEE 802.11i, Wi-Fi CERTIFIED | - |
Features | Miracast | Miracast, dual stream (2x2) |
BATTERY | HP ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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Technology | 3-cell lithium polymer | 3-cell lithium polymer |
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Battery Capacity (Size) | 45 Wh | 42.75 Wh |
Battery Life | Up to 14.25 hours | - |
AC ADAPTER | HP ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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Input | AC 120/230 V (50/60 Hz) | AC 115/230 V (50/60 Hz) |
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Output | 19.5 V | 45 Watt, 19.5 V |
INPUT | HP ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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Type | Keyboard, ClickPad | Keyboard, ClickPad |
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Keyboard Name | HP Premium | HP Premium |
Numeric Keypad | - | Yes |
Keyboard Backlight | - | Yes |
Features | Spill-resistant, multi-touch clickpad, ClickPad with gesture support | Spill-resistant, multi-touch clickpad, gesture function |
CONNECTIONS & EXPANSIONS | HP ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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Interfaces | USB-C 3.1 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery) 2 x USB 3.1 Gen 1 USB 2.0 (powered) HDMI LAN 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) |
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Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card, SDXC Card) |
SOFTWARE | HP ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 11 Home - English |
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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 ProBook 445r G6 Notebook | HP ProBook 455 G9 Notebook |
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Included Accessories | Power adapter | HP 45 Watt Smart AC Adapter |
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Integrated Options | Hood sensor, accelerometer, hall sensor | HP Tamper Lock |
Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, 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), padlock loop | Security lock slot (cable lock sold separately) |
Features | Power-on password, HP 3D DriveGuard, Setup Password, HP Automatic Drive Lock, HP DriveLock, Pre-boot Authentication, BIOS Update via Network, HP Sure Click | 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 | CSA, UL, VCCI, BSMI, GOST, SABS, CCC, FCC, A-Tick, ICES, Common Criteria EAL4+, KC, CIT, ICCP | 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 - parts and labour - 1 year | Limited warranty - parts and labour - 1 year |