Lenovo ThinkPad L15 Gen 3 (21C4) vs. Lenovo ThinkPad Z13 Gen 1 (21D2)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad L15 Gen 3 (21C4) and Lenovo ThinkPad Z13 Gen 1 (21D2). 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.

Laptop Specifications Comparison

Lenovo ThinkPad L15 Gen 3 (21C4) vs. Lenovo ThinkPad Z13 Gen 1 (21D2) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad Z13 Gen 1 (21D2)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 36.02 cm x 23.7 cm x 1.993 cm 29.94 cm x 19.96 cm x 1.399 cm
Weight 1.76 kg 1.19 kg
Case Material Polycarbonate ABS (bottom), polycarbonate ABS (top) Aluminium (top), aluminium (bottom)
Colour Thunder black Black (bottom), arctic grey (top)
DISPLAY Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad Z13 Gen 1 (21D2)
Screen Size (Type) 15.6" - IPS 13.3" - IPS
LCD Backlight Technology LED backlight 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 400 cd/m²
Colour Gamut 45% NTSC 100% sRGB
Features Anti-glare, 170° viewing angle Anti-glare, 178° viewing angle, Low Power, 91.6% screen-to-body ratio
PROCESSOR Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad Z13 Gen 1 (21D2)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz AMD Ryzen 5 Pro 6650U / 2.9 GHz
Max Turbo Speed 4.4 GHz 4.5 GHz
Number of Cores 10-core 6-core
Cache 12 MB 16 MB
Features Integrated memory controller -
MEMORY Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad Z13 Gen 1 (21D2)
RAM 16 GB (1 x 16 GB) 16 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 Z13 Gen 1 (21D2)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad Z13 Gen 1 (21D2)
Graphics Processor (GPU) Intel Iris Xe Graphics AMD Radeon 660M
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 IR camera, Windows Hello, e-camera shutter
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3287 Realtek ALC3306
Compliant Standards High Definition Audio, Dolby Audio High Definition Audio, Dolby Atmos
COMMUNICATIONS Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad Z13 Gen 1 (21D2)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller Intel Wi-Fi 6 AX 201 Qualcomm NFA725A
Network Interface Gigabit Ethernet -
Compliant Standards - DASH
Features - Dual stream (2x2)
BATTERY Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad Z13 Gen 1 (21D2)
Technology 3-cell lithium polymer Lithium polymer
Battery Capacity (Size) 57 Wh 51.5 Wh
Battery Life - Up to 22.8 hours
AC ADAPTER Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad Z13 Gen 1 (21D2)
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 Z13 Gen 1 (21D2)
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, haptic feedback, Fn keys with Unified Communications controls, glass touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad Z13 Gen 1 (21D2)
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
2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) -
SOFTWARE Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad Z13 Gen 1 (21D2)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 11 Pro - English
Software Included - Glance by Mirametrix
MISCELLANEOUS Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo ThinkPad Z13 Gen 1 (21D2)
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 -
Theft/Intrusion Protection 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, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password, USB FIDO (Fast Identity Online) device integration, pen upgradable, certificate based BIOS authentication
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, 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
Extended warranty - 3 years - on-site - response time: next business day
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