Lenovo ThinkPad X1 Carbon Gen 10 (21CB) vs. Lenovo ThinkPad T15p Gen 3 (21DA)

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 X1 Carbon Gen 10 (21CB) and Lenovo ThinkPad T15p Gen 3 (21DA). 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 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

Lenovo ThinkPad T15p Gen 3 (21DA) Review

Advantages and disadvantages of Lenovo ThinkPad T15p Gen 3 (21DA) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

powerful processor performance

comfortable keyboard design

ample connectivity options

efficient thermal management

heavier than competitors

average battery life

limited display brightness

premium price point

Laptop Comparison and Tests

Difference between Lenovo ThinkPad X1 Carbon Gen 10 (21CB) and Lenovo ThinkPad T15p Gen 3 (21DA)
85 % - Design
83 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery
82 % - Design
78 % - Display
85 % - Performance
85 % - Connectivity
76 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad X1 Carbon Gen 10 (21CB) vs. Lenovo ThinkPad T15p Gen 3 (21DA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 31.56 cm x 22.25 cm x 1.536 cm 36.65 cm x 25 cm x 2.27 cm
Weight 1.12 kg 2.226 kg
Case Material Aluminium (bottom), carbon fibre (top) Polycarbonate ABS (bottom), polycarbonate ABS (top)
Colour Deep black weave Black
DISPLAY Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
Screen Size (Type) 14" OLED 15.6" - IPS
LCD Backlight Technology - LED backlight
Screen Resolution 2880 x 1800 (2.8K) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:9
Image Brightness 400 cd/m² 300 cd/m²
Colour Gamut 100% DCI-P3 45% NTSC
Features Anti-glare, anti-reflective, anti-smudge, 170° viewing angle, Eyesafe technology, HDR 500 True Black Anti-glare, 170° viewing angle, DC dimming
PROCESSOR Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
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 12 MB 24 MB
Platform Technology Intel Evo -
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
RAM 16 GB (provided memory is soldered) 16 GB (1 x 16 GB)
Max RAM Supported - 64 GB
RAM Type LPDDR5 SDRAM DDR5 SDRAM - non-ECC
Speed 5200 MHz 4800 MHz
Rated Speed 5200 MHz 4800 MHz
Form Factor - SO-DIMM 262-pin
Slots Qty - 2
Empty Slots - 1
STORAGE Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Performance 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Value
RAID Level - RAID 0, RAID 1
AUDIO & VIDEO Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) Intel Iris Xe Graphics NVIDIA GeForce RTX 3050 / Intel Iris Xe Graphics
Max Monitors Supported 3 external monitor(s) 2 external monitor(s)
Video Memory - 4 GB GDDR6 SDRAM
Camera Yes - 1080p Yes - 720p
Camera Features Privacy shutter, IR camera, fixed focus, MIPI, Computer Vision Privacy shutter, IR camera, Windows Hello, fixed focus
Sound Two tweeters, two woofers, quad array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3306 Realtek ALC3287
Compliant Standards High Definition Audio, Dolby Atmos, Dolby Voice High Definition Audio, Dolby Audio Premium, Dolby Voice
COMMUNICATIONS Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
Wireless NFC, Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) 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 - Intel I219-V
Features Dual stream (2x2) Wake-on-LAN (WOL), dual stream (2x2)
WWAN
Generation 4G upgradable 4G upgradable
BATTERY Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
Technology Lithium polymer Lithium polymer
Battery Capacity (Size) 57 Wh 68 Wh
Battery Life Up to 24.9 hours -
AC ADAPTER Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 135 Watt
INPUT Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
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, glass touchpad, air intake key design Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
Slots 1 x Nano-SIM card (1 free) 2 x M.2 (PCI Express 4.0 x4) (1 free)
Interfaces 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
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
LAN
Memory Card Reader - Yes (SD Card)
SOFTWARE Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
Operating System (OS) Windows 11 Pro - English Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English
Software Included Glance by Mirametrix, Intel Connectivity Performance Suite -
MISCELLANEOUS Lenovo ThinkPad X1 Carbon Gen 10 (21CB) Lenovo ThinkPad T15p Gen 3 (21DA)
Included Accessories USB-C slim power adapter Power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader
Security Slot Type Kensington nano security slot Kensington 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, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0 Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified RoHS, 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 - 3 years - pick-up and return
Limited warranty - battery - 1 year
Extended warranty - 3 years - on-site
Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 3 years - on-site
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