Lenovo ThinkPad L14 Gen 3 (21C1) vs. Lenovo ThinkPad X1 Carbon Gen 10 (21CB)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad X1 Carbon Gen 10 (21CB)

Detailed comparison and review of Lenovo ThinkPad L14 Gen 3 (21C1) and Lenovo ThinkPad X1 Carbon Gen 10 (21CB). 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.

Laptop Specifications Comparison

Lenovo ThinkPad L14 Gen 3 (21C1) vs. Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 32.54 cm x 21.7 cm x 1.983 cm 31.56 cm x 22.25 cm x 1.536 cm
Weight 1.39 kg 1.12 kg
Case Material Polycarbonate ABS (bottom), polycarbonate ABS (top) Aluminium (bottom), carbon fibre (top)
Colour Thunder black Deep black weave
DISPLAY Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Screen Size (Type) 14" - IPS 14" OLED
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 2880 x 1800 (2.8K)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 250 cd/m² 400 cd/m²
Colour Gamut 45% NTSC 100% DCI-P3
Features Anti-glare, 170° viewing angle Anti-glare, anti-reflective, anti-smudge, 170° viewing angle, Eyesafe technology, HDR 500 True Black
PROCESSOR Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz Intel Core i5 (12th Gen) 1235U / 1.3 GHz
Max Turbo Speed 4.4 GHz 4.4 GHz
Number of Cores 10-core 10-core
Cache 12 MB 12 MB
Platform Technology - Intel Evo
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
RAM 8 GB (1 x 8 GB) 16 GB (provided memory is soldered)
Max RAM Supported 64 GB -
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed 3200 MHz 5200 MHz
Rated Speed 3200 MHz 5200 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Performance
AUDIO & VIDEO Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Graphics Processor (GPU) Intel Iris Xe Graphics Intel Iris Xe Graphics
Max Monitors Supported 3 external monitor(s) 3 external monitor(s)
Camera Yes - 1080p Yes - 1080p
Camera Features Privacy shutter, IR camera, Windows Hello, fixed focus Privacy shutter, IR camera, fixed focus, MIPI, Computer Vision
Sound Stereo speakers, dual array microphone Two tweeters, two woofers, quad array microphone
Codec Realtek ALC3287 Realtek ALC3306
Compliant Standards High Definition Audio, Dolby Audio High Definition Audio, Dolby Atmos, Dolby Voice
COMMUNICATIONS Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 NFC, Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Intel Wi-Fi 6 AX 201 - M.2 Card Intel Wi-Fi 6E AX 211
Network Interface Gigabit Ethernet -
Features Wake-on-LAN (WOL), dual stream (2x2) Dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Technology Lithium polymer Lithium polymer
Battery Capacity (Size) 57 Wh 57 Wh
Battery Life - Up to 24.9 hours
AC ADAPTER Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Type Keyboard, TrackPoint, UltraNav Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad, air intake key design
CONNECTIONS & EXPANSIONS Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Slots - 1 x Nano-SIM card (1 free)
Interfaces USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
LAN
Headphone/microphone combo jack
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) -
SOFTWARE Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English Windows 11 Pro - English
Software Included - Glance by Mirametrix, Intel Connectivity Performance Suite
MISCELLANEOUS Lenovo ThinkPad L14 Gen 3 (21C1) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Included Accessories USB-C power adapter USB-C slim power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader 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 Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified
ENERGY STAR Certified Yes Yes
EPEAT Compliant EPEAT Gold EPEAT Gold
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 5 °C 5 °C
Humidity Range Operating 8 - 95% 8 - 95%
Manufacturer Warranty Base warranty - 1 year - pick-up and return
Extended warranty - 1 year - on-site
Base warranty - 3 years - pick-up and return
Limited warranty - battery - 1 year
Extended warranty - 3 years - on-site
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