Lenovo ThinkPad X1 Carbon Gen 10 (21CC) vs. Lenovo ThinkPad E14 Gen 4 (21EB)

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

Our Rating: 85 %

Side by side comparison and review of Lenovo ThinkPad X1 Carbon Gen 10 (21CC) and Lenovo ThinkPad E14 Gen 4 (21EB). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Review

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

lightweight and portable

robust build quality

excellent keyboard feel

impressive battery life

high-resolution display

higher price point

limited graphics power

no HDMI port

fewer USB ports

Lenovo ThinkPad E14 Gen 4 (21EB) Review

Advantages and disadvantages of Lenovo ThinkPad E14 Gen 4 (21EB) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

efficient performance

comfortable keyboard

good value pricing

decent battery life

average display quality

limited graphics power

no thunderbolt support

heavier design

Laptop Comparison and Tests

Difference between Lenovo ThinkPad X1 Carbon Gen 10 (21CC) and Lenovo ThinkPad E14 Gen 4 (21EB)
85 % - Design
87 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery
85 % - Design
72 % - Display
78 % - Performance
85 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad X1 Carbon Gen 10 (21CC) vs. Lenovo ThinkPad E14 Gen 4 (21EB) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
Product Type Notebook Notebook
Dimensions (WxDxH) 31.56 cm x 22.25 cm x 1.536 cm 32.4 cm x 22.07 cm x 1.79 cm
Weight 1.12 kg 1.64 kg
Case Material Aluminium (bottom), carbon fibre (top) Aluminum
Colour Deep black paint Black
DISPLAY Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
Screen Size (Type) 14" - IPS 14" - IPS
Touchscreen Yes (10-point multi-touch) -
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1200 (WUXGA) 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% sRGB -
Features Anti-glare, on-cell touch technology, 170° viewing angle, Low Power, Eyesafe technology Anti-glare, 170° viewing angle
PROCESSOR Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
CPU Intel Core i7 (12th Gen) 1270P / 2.2 GHz AMD Ryzen 5 5625U / 2.3 GHz
Max Turbo Speed 4.8 GHz 4.3 GHz
Number of Cores 12-core 6-core
Cache 18 MB L3 - 16 MB
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
RAM 16 GB (provided memory is soldered) 8 GB (provided memory is soldered)
Max RAM Supported - 40 GB
RAM Type LPDDR5 SDRAM DDR4 SDRAM
Speed 5200 MHz 3200 MHz
Rated Speed 6400 MHz 3200 MHz
Form Factor - SO-DIMM 260-pin
Slots Qty - 1
Empty Slots - 1
STORAGE Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Samsung 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
Graphics Processor (GPU) Intel Iris Xe Graphics AMD Radeon Graphics
Max Monitors Supported 3 external monitor(s) 2 external monitor(s)
Camera Yes - 1080p Yes - 1080p
Camera Features Privacy shutter, IR camera, Windows Hello, fixed focus 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
Audio Features 360° far-field microphones Harman/kardon stereo speakers
COMMUNICATIONS Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
Wireless Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller Intel Wi-Fi 6E AX 211 M.2 Card
Network Interface - Gigabit Ethernet
Ethernet Controller - Realtek RTL8111H-CG
Features - Dual stream (2x2)
WWAN
Generation 4G -
Technology LTE -
Controller FIBOCOM L860-GL - M.2 Card -
BATTERY Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
Technology 4-cell lithium polymer Lithium polymer
Battery Capacity (Size) 57 Wh 57 Wh
Battery Life Up to 24.9 hours Up to 21 hours
AC ADAPTER Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 5 / 9 / 15 / 20 V 65 Watt
INPUT Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
Type Keyboard, TrackPoint, UltraNav Keyboard, TrackPoint, UltraNav
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 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
Slots 1 x Nano-SIM card (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 2.0
USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
LAN
SOFTWARE Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
Operating System (OS) Windows 11 Pro Windows 11 Pro - English
MISCELLANEOUS Lenovo ThinkPad X1 Carbon Gen 10 (21CC) Lenovo ThinkPad E14 Gen 4 (21EB)
Included Accessories USB-C power adapter USB-C 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
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, certificate based BIOS authentication 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, Energy-Related Products (ErP) Lot 3
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
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