Lenovo ThinkPad X1 Carbon 20U90035US vs ThinkStation X1 Carbon 21HM004HIX Laptop Comparison

Lenovo ThinkPad X1 Carbon 20U90035US and Lenovo ThinkStation X1 Carbon 21HM004HIX are both laptops with the same Screen Size (14"), Panel Type (IPS) and Refresh Rate (60 Hz). The main differences are in better single-core performance (+55%), better multithreading performance (+136%), CPU and CPU Cores.

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Lenovo ThinkPad X1 Carbon 20U90035US	Lenovo ThinkStation X1 Carbon 21HM004HIX
Prices (Change region) Out of Stock Free shipping $1,199.00 Out of Stock Free shipping $1,699.00 Out of Stock Free shipping $1,703.95 Out of Stock + $2.99 Shipping $1,742.99 Show 1 more offers	Prices (Change region) There are no offers available in your selected region. Other merchants are available in another region. Out of Stock + €4.53 Shipping €1,810.91 Out of Stock + €6.90 Shipping €1,819.70 Out of Stock + €6.90 Shipping €1,851.86 Out of Stock Free shipping €1,917.58 Out of Stock + €19.20 Shipping €2,061.99 Out of Stock Free shipping €2,253.13 Show 3 more offers
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Brand Lenovo	Brand Lenovo
Model 20U90035US	Model 21HM004HIX
Release Date 📅 June 2020	Release Date -
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Single-Core Performance (Charts) (-55%)	Single-Core Performance (Charts) (0%)
Workstation Performance (Charts) (-136%)	Workstation Performance (Charts) (0%)
Gaming Performance (Charts) n/a	Gaming Performance (Charts) * Performance may vary depending on the OEM's TGP configuration
Price history View Details ►	Price history View Details ►
CPU Intel i5-10310U	CPU Intel i5-1335U
CPU Cores 4	CPU Cores 10
CPU Clock Rate 1700 MHz	CPU Clock Rate 1300 MHz
CPU Turbo Clock Rate 4400 MHz	CPU Turbo Clock Rate 4600 MHz
RAM Size 8 GB	RAM Size 16 GB
Memory Type LPDDR3	Memory Type LPDDR5
GPU Intel UHD Graphics	GPU Intel Iris Xe Graphics
SSD Capacity 256 GB	SSD Capacity 512 GB
SSD Type -	SSD Type PCI Express 4.0
Screen Size 14"	Screen Size 14"
Resolution 1920 x 1080	Resolution 1920 x 1200
Panel Type IPS	Panel Type IPS
Refresh Rate 60 Hz	Refresh Rate 60 Hz
Front Camera Yes	Front Camera Yes
Front Camera Resolution HD	Front Camera Resolution Full HD
Dimensions 323 mm x 217 mm x 14.9 mm	Dimensions 315.6 mm x 222.5 mm x 15.4 mm
Operating System Windows 10 Pro	Operating System Windows 11 Pro
Weight 1.09 Kg	Weight 1.12 Kg
Battery Capacity 51 Wh	Battery Capacity 57 Wh
USB 3.2 Gen 1 Type A Ports 2	USB 3.2 Gen 1 Type A Ports 2
USB 3.2 Gen 2 Type C Ports 2	USB 3.2 Gen 2 Type C Ports -
Thunderbolt 4 Ports -	Thunderbolt 4 Ports 2
HDMI Ports 1	HDMI Ports 1
HDMI Version 1.4b	HDMI Version -
Fingerprint Reader Yes	Fingerprint Reader Yes
Wi-Fi Generation 6	Wi-Fi Generation 6E
Keyboard Backlit Yes	Keyboard Backlit Yes

Comparison and key differences summary

Reasons to buy the Lenovo ThinkPad X1 Carbon 20U90035US:

Lighter weight (-0.03 Kg)
+2 Ports USB 3.2 Gen 2 Type-C

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Reasons to buy the Lenovo ThinkStation X1 Carbon 21HM004HIX:

Much better single-core performance, around +55% (Intel i5-1335U)
Monstrously better multithreading performance, around +136% (Intel i5-1335U)
6 more cores (Intel i5-1335U)
8 GB more RAM
More Capacity (SSD +256 GB available)
Higher Screen Resolution (1920 x 1200 pixel)
Higher battery capacity (+6 Wh)
Newer Wi-Fi protocol
+2 Ports Thunderbolt 4