HP ProBook 450 G9 Notebook vs. Lenovo ThinkPad X1 Extreme Gen 5 (21DE)

Laptop Comparison, Reviews and Tests
HP ProBook 450 G9 Notebook
HP ProBook 450 G9 Notebook

Our Rating: 85 %

Side by side comparison and review of HP ProBook 450 G9 Notebook and Lenovo ThinkPad X1 Extreme Gen 5 (21DE). 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 450 G9 Notebook Review

Advantages and disadvantages of HP ProBook 450 G9 Notebook based on its technical characteristics, features, user experience, expert reviews and price level.

robust aluminum chassis

impressive battery life

comfortable keyboard design

strong processor performance

good security features

average display brightness

no thunderbolt support

limited graphics power

heavier than competitors

Lenovo ThinkPad X1 Extreme Gen 5 (21DE) Review

Advantages and disadvantages of Lenovo ThinkPad X1 Extreme Gen 5 (21DE) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful intel processors

robust build quality

excellent 4k display

advanced security features

wide connectivity options

high price point

heavier than competitors

average battery life

loud under load

Laptop Comparison and Tests

Difference between HP ProBook 450 G9 Notebook and Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
85 % - Design
72 % - Display
86 % - Performance
85 % - Connectivity
85 % - Battery
82 % - Design
85 % - Display
92 % - Performance
86 % - Connectivity
82 % - Battery

Laptop Specifications Comparison

HP ProBook 450 G9 Notebook vs. Lenovo ThinkPad X1 Extreme Gen 5 (21DE) Comparison Chart
DESIGN AND DIMENSIONS HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.94 cm x 23.39 cm x 1.99 cm 35.95 cm x 25.38 cm x 1.79 cm
Weight 1.74 kg 1.88 kg
Case Material - Aluminium (bottom), carbon fibre (top)
Colour Natural silver Black paint
DISPLAY HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Screen Size (Type) 15.6" - IPS 16" - IPS
LCD Backlight Technology WLED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 2560 x 1600 (WQXGA)
V-Sync Rate at Max Res. 60 Hz 165 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 250 cd/m² 500 cd/m²
Colour Gamut 45% NTSC 100% sRGB
Features Full HD ultra wide-viewing angle (UWVA) anti-glare, narrow bezel bent Anti-glare, 178° viewing angle, Low Blue Light technology, X-Rite Pantone factory color calibration
PROCESSOR HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz Intel Core i7 (12th Gen) 12700H / 2.3 GHz
Max Turbo Speed 4.4 GHz 4.7 GHz
Number of Cores 10-core 14-core
Cache L3 - 12 MB 24 MB
Features Hyper-Threading Technology, Intel Turbo Boost Technology, Intel Smart Cache Integrated memory controller
MEMORY HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
RAM 8 GB (1 x 8 GB) 16 GB (1 x 16 GB)
Max RAM Supported 32 GB 64 GB
RAM Type DDR4 SDRAM - non-ECC DDR5 SDRAM
Speed 3200 MHz 4800 MHz
Rated Speed 3200 MHz 4800 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 2 2
Empty Slots 1 1
STORAGE HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe) 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Performance
AUDIO & VIDEO HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) Intel Iris Xe Graphics NVIDIA GeForce RTX 3050 Ti / Intel Iris Xe Graphics
Max Monitors Supported - 4 external monitor(s)
Video Memory - 4 GB GDDR6 SDRAM
Camera Yes - HD Yes - 1080p
Camera Features IR camera, privacy camera Privacy shutter, IR camera, Windows Hello, fixed focus
Video Resolutions 720p -
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3306
Compliant Standards - High Definition Audio, Dolby Audio Premium, Dolby Voice
COMMUNICATIONS HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Wireless Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) NFC, Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Intel Wi-Fi 6E AX 211 Intel Wi-Fi 6E AX 211
Network Interface Gigabit Ethernet -
Ethernet Controller Realtek RTL8111HSH -
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 Dual stream (2x2)
BATTERY HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Technology 3-cell lithium polymer Lithium polymer
Battery Capacity (Size) 51.3 Wh 90 Wh
AC ADAPTER HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Input AC 115/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 45 Watt 170 Watt
INPUT HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Type Keyboard, ClickPad Keyboard, TrackPoint, UltraNav
Keyboard Name HP Premium -
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Multi-touch clickpad, gesture function, spill-resistant Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad
CONNECTIONS & EXPANSIONS HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Slots - 2 x M.2 (PCI Express 4.0 x4) (1 free)
Interfaces USB 3.2 Gen 1 (powered)
USB 3.2 Gen 1 (charging)
USB 3.2 Gen 1
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
LAN
Headphone/microphone combo jack
HDMI
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
Memory Card Reader - Yes (SD Express Card)
SOFTWARE HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Operating System (OS) Windows 10 Pro (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - German
Software Included HP Support Assistant, HP Power Manager, HP Hotkey Support, Microsoft 365 (Trial), HP Secure Erase, HP PC Hardware Diagnostics, HP Notifications, HP Connection Optimizer, HP Fingerprint Sensor, HP Privacy Settings, HP QuickDrop, HP BIOSphere Gen6, HP Wake on WLAN, myHP, Tile, HP Smart Support Glance by Mirametrix
MISCELLANEOUS HP ProBook 450 G9 Notebook Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Included Accessories HP 45 Watt Smart USB-C AC Adapter Power adapter
Integrated Options Tile module -
Security Trusted Platform Module (TPM 2.0) Security Chip Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
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)
Features BIOS Absolute Persistence, HP Automatic Drive Lock, HP DriveLock, HP Fast Charge, BIOS Update via Network, MIL-STD-810H tested Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0, certificate based BIOS authentication
Compliant Standards CSA, UL, VCCI, BSMI, SABS, CCC, FIPS 140-2 Level 2, FCC, RoHS, WEEE, A-Tick, ICES, Common Criteria EAL4+, KC, EAC, CIT, UL 1642, low halogen, IEEE 1680, ICCP, RED, BNCI RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TÜV Rheinland Low Blue Light Method 2
ENERGY STAR Certified Yes Yes
EPEAT Compliant - EPEAT Gold
TCO Certified - TCO Certified Notebooks 9
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 10 - 90% (non-condensing) 8 - 95%
Manufacturer Warranty Limited warranty - parts and labour - 1 year Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 3 years - on-site
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