Lenovo ThinkPad L450 vs. Lenovo ThinkPad X1 Extreme Gen 5 (21DE)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo ThinkPad L450 and Lenovo ThinkPad X1 Extreme Gen 5 (21DE). 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.

Lenovo ThinkPad L450 Review

Advantages and disadvantages of Lenovo ThinkPad L450 based on its technical characteristics, features, user experience, expert reviews and price level.

durable build quality

excellent keyboard feel

good battery life

solid performance base

affordable price point

average display quality

heavier than competitors

limited graphics power

no touchscreen option

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 Lenovo ThinkPad L450 and Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
75 % - Design
64 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery
82 % - Design
85 % - Display
92 % - Performance
86 % - Connectivity
82 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad L450 vs. Lenovo ThinkPad X1 Extreme Gen 5 (21DE) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Product Type Notebook Notebook
Dimensions (WxDxH) 33.9 cm x 23.5 cm x 2.43 cm 35.95 cm x 25.38 cm x 1.79 cm
Weight 2.1 kg 1.88 kg
Case Material Polycarbonate ABS Aluminium (bottom), carbon fibre (top)
Colour - Black paint
DISPLAY Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Screen Size (Type) 14" - IPS 16" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 2560 x 1600 (WQXGA)
V-Sync Rate at Max Res. - 165 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 220 cd/m² 500 cd/m²
Colour Gamut - 100% sRGB
Features Anti-glare Anti-glare, 178° viewing angle, Low Blue Light technology, X-Rite Pantone factory color calibration
PROCESSOR Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
CPU Intel Core i5 (5th Gen) 5300U / 2.3 GHz Intel Core i7 (12th Gen) 12700H / 2.3 GHz
Max Turbo Speed 2.9 GHz 4.7 GHz
Number of Cores Dual-Core 14-core
Cache 3 MB 24 MB
64-bit Computing Yes -
Features Hyper-Threading Technology, integrated memory controller, Intel Turbo Boost Technology 2.0 Integrated memory controller
MEMORY Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
RAM 8 GB 16 GB (1 x 16 GB)
Max RAM Supported 16 GB 64 GB
RAM Type DDR3L SDRAM DDR5 SDRAM
Speed 1600 MHz / PC3L-12800 4800 MHz
Rated Speed 1600 MHz 4800 MHz
Form Factor SO-DIMM 204-pin SO-DIMM 262-pin
Slots Qty 2 2
Empty Slots - 1
STORAGE Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Main Storage Size (HDD/SSD) 240 GB SSD 2.5" (7 mm) SATA 6Gb/s 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Performance
AUDIO & VIDEO Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) Intel HD Graphics 5500 NVIDIA GeForce RTX 3050 Ti / Intel Iris Xe Graphics
Max Monitors Supported - 4 external monitor(s)
Video Memory - 4 GB GDDR6 SDRAM
Camera - Yes - 1080p
Camera Features - Privacy shutter, IR camera, Windows Hello, fixed focus
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3232 Realtek ALC3306
Compliant Standards High Definition Audio High Definition Audio, Dolby Audio Premium, Dolby Voice
COMMUNICATIONS Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Wireless Bluetooth 4.0, Wi-Fi NFC, Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller - Intel Wi-Fi 6E AX 211
Network Interface Gigabit Ethernet -
Features - Dual stream (2x2)
BATTERY Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Technology - Lithium polymer
Battery Capacity (Size) - 90 Wh
AC ADAPTER Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Input - AC 100-240 V (50/60 Hz)
Output - 170 Watt
INPUT Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Type Keyboard, TrackPoint, UltraNav Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Slots - 2 x M.2 (PCI Express 4.0 x4) (1 free)
Interfaces 2 x USB 3.0
USB 3.0 (Always On)
VGA
Mini DisplayPort
LAN
Dock
Headphone/microphone combo jack
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 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) Yes (SD Express Card)
SOFTWARE Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Operating System (OS) Windows 10 Home (Microsoft Authorized Refurbisher (MAR)) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - German
Software Included - Glance by Mirametrix
MISCELLANEOUS Lenovo ThinkPad L450 Lenovo ThinkPad X1 Extreme Gen 5 (21DE)
Dockable Yes -
Included Accessories Power adapter Power adapter
Security Trusted Platform Module (TPM) Security Chip Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
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 Hard drive password, power-on password, ThinkEngine, MIL-STD-810G 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 ISO 9001, ISO 14001, RoHS, GREENGUARD, ISO 27001 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 EPEAT Gold
TCO Certified - TCO Certified Notebooks 9
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty Limited warranty - 2 years - pick-up and return Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 3 years - on-site
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