Lenovo ThinkPad L15 Gen 3 (21C4) vs. Lenovo ThinkPad T16 Gen 1 (21CJ)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad L15 Gen 3 (21C4) and Lenovo ThinkPad T16 Gen 1 (21CJ). 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 L15 Gen 3 (21C4) Review

Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C4) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard comfort

good battery life

solid performance

adequate port selection

average display brightness

heavier than competitors

limited graphics performance

no thunderbolt support

Lenovo ThinkPad T16 Gen 1 (21CJ) Review

Advantages and disadvantages of Lenovo ThinkPad T16 Gen 1 (21CJ) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard comfort

impressive battery life

good security features

solid processor performance

heavier than competitors

limited color accuracy

basic graphics power

premium price tag

Laptop Comparison and Tests

Difference between Lenovo ThinkPad L15 Gen 3 (21C4) and Lenovo ThinkPad T16 Gen 1 (21CJ)
85 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
74 % - Battery
86 % - Design
85 % - Display
84 % - Performance
85 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad L15 Gen 3 (21C4) vs. Lenovo ThinkPad T16 Gen 1 (21CJ) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
Product Type Notebook - 180-degree hinge design Notebook - 180-degree hinge design
Dimensions (WxDxH) 36.02 cm x 23.7 cm x 1.993 cm 36.19 cm x 25.55 cm x 2.05 cm
Weight 1.76 kg 1.81 kg
Case Material Polycarbonate ABS (bottom), polycarbonate ABS (top) Carbon fibre (top), glass-fibre (top), polycarbonate (top), polyphenylene sulfide (bottom)
Colour Thunder black Thunder black
DISPLAY Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
Screen Size (Type) 15.6" - IPS 16" - IPS
Touchscreen - Yes (10-point multi-touch)
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 250 cd/m² 300 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare, 170° viewing angle Anti-glare, on-cell touch technology, 85° viewing angle
PROCESSOR Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz AMD Ryzen 7 Pro 6850U / 2.7 GHz
Max Turbo Speed 4.4 GHz 4.7 GHz
Number of Cores 10-core 8-core
Cache 12 MB L3 - 16 MB
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
RAM 16 GB (1 x 16 GB) 32 GB (provided memory is soldered)
Max RAM Supported 64 GB -
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed 3200 MHz 6400 MHz
Rated Speed 3200 MHz 6400 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia 1 TB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption, Performance - Samsung
AUDIO & VIDEO Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
Graphics Processor (GPU) Intel Iris Xe Graphics AMD Radeon 680M
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, 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 High Definition Audio, Dolby Audio
Audio Features - Input: Dolby Voice, far-field
COMMUNICATIONS Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Intel Wi-Fi 6 AX 201 Qualcomm NFA725A
Network Interface Gigabit Ethernet Gigabit Ethernet
Features - Wake-on-LAN (WOL)
BATTERY Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
Technology 3-cell lithium polymer 4-cell lithium polymer
Battery Capacity (Size) 57 Wh 52.5 Wh
AC ADAPTER Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
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 L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
Type Keyboard, TrackPoint, UltraNav Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes 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 L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
Interfaces USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
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)
Headphone/microphone combo jack
LAN
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 (4K support)
Headphone/microphone combo jack
LAN
Memory Card Reader Yes (microSD) -
SOFTWARE Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 11 Pro
MISCELLANEOUS Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad T16 Gen 1 (21CJ)
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 with Microsoft Pluton, fingerprint 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, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TCO Certified 9.0
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Carbon Footprint - 233 kg carbon emissions (EU)
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 5 °C 5 °C
Humidity Range Operating 8 - 95% 8 - 95%
Other Comparisons with Lenovo ThinkPad L15 Gen 3 (21C4)
Other Comparisons with Lenovo ThinkPad T16 Gen 1 (21CJ)
Other Popular Laptop Comparisons
Other projects: