Lenovo ThinkPad T14 Gen 3 (21CG) vs. Lenovo ThinkPad L15 Gen 3 (21C7)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad T14 Gen 3 (21CG) and Lenovo ThinkPad L15 Gen 3 (21C7). 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 T14 Gen 3 (21CG) Review

Advantages and disadvantages of Lenovo ThinkPad T14 Gen 3 (21CG) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

impressive battery life

powerful processor options

good security features

heavier than competitors

average display brightness

noisy under load

expensive base model

Lenovo ThinkPad L15 Gen 3 (21C7) Review

Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C7) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

good battery life

adequate performance level

reliable security features

average display quality

limited graphics power

heavier than competitors

no thunderbolt support

Laptop Comparison and Tests

Difference between Lenovo ThinkPad T14 Gen 3 (21CG) and Lenovo ThinkPad L15 Gen 3 (21C7)
85 % - Design
75 % - Display
84 % - Performance
85 % - Connectivity
85 % - Battery
86 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad T14 Gen 3 (21CG) vs. Lenovo ThinkPad L15 Gen 3 (21C7) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
Product Type Notebook - 180-degree hinge design Notebook - 180-degree hinge design
Dimensions (WxDxH) 31.77 cm x 22.69 cm x 1.79 cm 36.02 cm x 23.7 cm x 1.993 cm
Weight 1.21 kg 1.76 kg
Case Material Carbon fibre (top), glass-fibre (top), polycarbonate (top), polyphenylene sulfide (bottom) Polycarbonate ABS (bottom), polycarbonate ABS (top)
Colour Thunder black Thunder black
DISPLAY Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
Screen Size (Type) 14" - IPS 15.6" - IPS
LCD Backlight Technology 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 300 cd/m² 250 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare, 170° viewing angle Anti-glare
PROCESSOR Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
CPU AMD Ryzen 7 Pro 6850U / 2.7 GHz AMD Ryzen 3 Pro 5475U / 2.7 GHz
Max Turbo Speed 4.7 GHz 4.1 GHz
Number of Cores 8-core Quad-Core
Cache L3 - 16 MB L3 - 8 MB
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
RAM 16 GB (provided memory is soldered) 8 GB (1 x 8 GB)
Max RAM Supported - 64 GB
RAM Type LPDDR5 SDRAM DDR4 SDRAM
Speed 6400 MHz 3200 MHz
Rated Speed 6400 MHz 3200 MHz
Form Factor - SO-DIMM 260-pin
Slots Qty - 2
Empty Slots - 1
STORAGE Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption, Performance - Kioxia 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
Graphics Processor (GPU) AMD Radeon 680M AMD Radeon Graphics
Max Monitors Supported 3 external monitor(s) 3 external monitor(s)
Camera Yes - 720p Yes - 1080p
Camera Features Privacy shutter, fixed focus Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3287 Realtek ALC3287
Compliant Standards High Definition Audio, Dolby Audio, Dolby Voice High Definition Audio, Dolby Audio
Audio Features - Input: Dolby Voice, far-field
COMMUNICATIONS Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
Wireless Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Qualcomm NFA725A AMD RZ616 - M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller - Realtek RTL8111EPV
Compliant Standards - DASH
Features Dual stream (2x2) Wake-on-LAN (WOL), dual stream (2x2)
BATTERY Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
Technology 3-cell lithium polymer Lithium polymer
Battery Capacity (Size) 39.3 Wh 57 Wh
AC ADAPTER Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
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
CONNECTIONS & EXPANSIONS Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
Interfaces USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
HDMI
LAN
Headphone/microphone combo jack
USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
HDMI (4K support)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
Headphone/microphone combo jack
LAN
Memory Card Reader - Yes (microSD)
SOFTWARE Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English / Portuguese
Software Included - Glance by Mirametrix
MISCELLANEOUS Lenovo ThinkPad T14 Gen 3 (21CG) Lenovo ThinkPad L15 Gen 3 (21C7)
Included Accessories USB-C slim 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, smart card reader
Security Slot Type Kensington nano 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, system password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password, USB FIDO (Fast Identity Online) device integration, 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, TCG Certified
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Carbon Footprint - 236 kg carbon emissions
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 5 °C 5 °C
Humidity Range Operating 8 - 95% 8 - 95%
Manufacturer Warranty - Limited warranty - 1 year - pick-up and return
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