Lenovo ThinkPad T15g Gen 2 (20YS) vs. Lenovo ThinkPad X1 Carbon Gen 10 (21CB)

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

Our Rating: 85 %

In depth comparison and review of Lenovo ThinkPad T15g Gen 2 (20YS) and Lenovo ThinkPad X1 Carbon Gen 10 (21CB). 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.

Lenovo ThinkPad T15g Gen 2 (20YS) Review

Advantages and disadvantages of Lenovo ThinkPad T15g Gen 2 (20YS) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful professional graphics

robust build quality

high-resolution display

advanced cooling system

expandable memory options

heavier than competitors

expensive base model

average battery life

limited color accuracy

Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Review

Advantages and disadvantages of Lenovo ThinkPad X1 Carbon Gen 10 (21CB) based on its technical characteristics, features, user experience, expert reviews and price level.

ultra-lightweight design

impressive battery life

robust security features

high-resolution display

powerful processor performance

higher price point

limited port variety

no dedicated GPU

average speaker quality

Laptop Comparison and Tests

Difference between Lenovo ThinkPad T15g Gen 2 (20YS) and Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
85 % - Design
85 % - Display
86 % - Performance
85 % - Connectivity
75 % - Battery
85 % - Design
83 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad T15g Gen 2 (20YS) vs. Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 37.54 cm x 25.23 cm x 3.145 cm 31.56 cm x 22.25 cm x 1.536 cm
Weight 2.87 kg 1.12 kg
Case Material Glass-fibre, polyphenylene sulfide, polyamide Aluminium (bottom), carbon fibre (top)
Colour Black Deep black weave
DISPLAY Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Screen Size (Type) 15.6" - IPS 14" OLED
LCD Backlight Technology LED backlight -
Screen Resolution 3840 x 2160 (Ultra HD 4K) 2880 x 1800 (2.8K)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 600 cd/m² 400 cd/m²
Colour Gamut 100% Adobe RGB 100% DCI-P3
Features Anti-glare, HDR 400 compatible, 170° viewing angle, Dolby Vision Anti-glare, anti-reflective, anti-smudge, 170° viewing angle, Eyesafe technology, HDR 500 True Black
PROCESSOR Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
CPU Intel Core i7 (11th Gen) 11800H / 2.3 GHz Intel Core i5 (12th Gen) 1235U / 1.3 GHz
Max Turbo Speed 4.6 GHz 4.4 GHz
Number of Cores 8-core 10-core
Cache 24 MB 12 MB
Chipset Intel WM590 -
Platform Technology - Intel Evo
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
RAM 32 GB (2 x 16 GB) 16 GB (provided memory is soldered)
Max RAM Supported 128 GB -
RAM Type DDR4 SDRAM - non-ECC LPDDR5 SDRAM
Speed 3200 MHz 5200 MHz
Rated Speed 3200 MHz 5200 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 4 -
Empty Slots 2 -
STORAGE Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Main Storage Size (HDD/SSD) 1 TB SSD M.2 2280 PCIe 4.0 - 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
RAID Level RAID 0, RAID 1 -
AUDIO & VIDEO Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Multi-GPU Configuration 1 single GPU card / integrated GPU -
Graphics Processor (GPU) NVIDIA GeForce RTX 3070 / Intel UHD Graphics Intel Iris Xe Graphics
Max Monitors Supported 4 external monitor(s) 3 external monitor(s)
Video Memory 8 GB GDDR6 SDRAM -
Camera Yes - 720p 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 ALC3306 Realtek ALC3306
Compliant Standards High Definition Audio, Dolby Atmos High Definition Audio, Dolby Atmos, Dolby Voice
COMMUNICATIONS Lenovo ThinkPad T15g Gen 2 (20YS) 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 6E AX 210 Intel Wi-Fi 6E AX 211
Network Interface 2.5 Gigabit Ethernet -
Ethernet Controller Intel I225-V -
Features Wake-on-LAN (WOL), dual stream (2x2) Dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Technology Lithium polymer Lithium polymer
Battery Capacity (Size) 94 Wh 57 Wh
Battery Life Up to 11 hours Up to 24.9 hours
AC ADAPTER Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 230 Watt 65 Watt
INPUT Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Type Keyboard, TrackPoint, UltraNav Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes -
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 T15g Gen 2 (20YS) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Slots 3 x M.2 Card (2 free) 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 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
LAN
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 (SD Card) -
SOFTWARE Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Operating System (OS) Windows 10 Pro 64-bit Edition - English Windows 11 Pro - English
Software Included - Glance by Mirametrix, Intel Connectivity Performance Suite
MISCELLANEOUS Lenovo ThinkPad T15g Gen 2 (20YS) Lenovo ThinkPad X1 Carbon Gen 10 (21CB)
Included Accessories 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 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, TCG Certified RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified
ENERGY STAR Certified Yes Yes
EPEAT Compliant EPEAT Gold EPEAT Gold
TCO Certified TCO Certified Notebooks 8 -
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 - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 3 years - 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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