Lenovo ThinkPad E15 Gen 2 (20TE) vs. Lenovo ThinkPad L15 Gen 3 (21C7)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad E15 Gen 2 (20TE) 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 E15 Gen 2 (20TE) Review

Advantages and disadvantages of Lenovo ThinkPad E15 Gen 2 (20TE) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

good security features

decent battery life

affordable price point

average display quality

modest graphics performance

no thunderbolt support

heavier design

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 E15 Gen 2 (20TE) and Lenovo ThinkPad L15 Gen 3 (21C7)
83 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
75 % - Battery
86 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad E15 Gen 2 (20TE) vs. Lenovo ThinkPad L15 Gen 3 (21C7) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad L15 Gen 3 (21C7)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 36.5 cm x 24 cm x 1.89 cm 36.02 cm x 23.7 cm x 1.993 cm
Weight 1.7 kg 1.76 kg
Case Material Aluminium (top), polycarbonate ABS (bottom) Polycarbonate ABS (bottom), polycarbonate ABS (top)
Colour Black Thunder black
DISPLAY Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad L15 Gen 3 (21C7)
Screen Size (Type) 15.6" - TN 15.6" - IPS
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 220 cd/m² 250 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare, 90° viewing angle Anti-glare
PROCESSOR Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad L15 Gen 3 (21C7)
CPU Intel Core i5 (11th Gen) 1135G7 / 2.4 GHz AMD Ryzen 3 Pro 5475U / 2.7 GHz
Max Turbo Speed 4.2 GHz 4.1 GHz
Number of Cores Quad-Core Quad-Core
Cache 8 MB L3 - 8 MB
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad L15 Gen 3 (21C7)
RAM 8 GB (1 x 8 GB) 8 GB (1 x 8 GB)
Max RAM Supported 32 GB 64 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz 3200 MHz
Rated Speed 3200 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 2
Empty Slots 0 1
STORAGE Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad L15 Gen 3 (21C7)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x4 - Samsung 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad L15 Gen 3 (21C7)
Graphics Processor (GPU) NVIDIA GeForce MX450 / Intel Iris Xe Graphics AMD Radeon Graphics
Max Monitors Supported 2 external monitor(s) 3 external monitor(s)
Video Memory 2 GB GDDR5 SDRAM -
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 High Definition Audio, Dolby Audio
Audio Features Harman audio technology Input: Dolby Voice, far-field
COMMUNICATIONS Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad L15 Gen 3 (21C7)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.1 Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Intel Wi-Fi 6 AX 201 - M.2 Card AMD RZ616 - M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Realtek RTL8111H-CG Realtek RTL8111EPV
Compliant Standards - DASH
Features Wake-on-LAN (WOL), dual stream (2x2) Wake-on-LAN (WOL), dual stream (2x2)
BATTERY Lenovo ThinkPad E15 Gen 2 (20TE) Lenovo ThinkPad L15 Gen 3 (21C7)
Technology 3-cell lithium polymer Lithium polymer
Battery Capacity (Size) 45 Wh 57 Wh
Battery Life Up to 10.8 hours -
AC ADAPTER Lenovo ThinkPad E15 Gen 2 (20TE) 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 E15 Gen 2 (20TE) Lenovo ThinkPad L15 Gen 3 (21C7)
Type Keyboard, TrackPoint, UltraNav Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes Yes
Keyboard Backlight - 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 E15 Gen 2 (20TE) Lenovo ThinkPad L15 Gen 3 (21C7)
Slots 1 x M.2 (PCI Express 3.0 x4) (1 free) -
Interfaces USB 2.0
USB 3.2 Gen 1 (Always On)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 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 E15 Gen 2 (20TE) Lenovo ThinkPad L15 Gen 3 (21C7)
Operating System (OS) Windows 10 Pro 64-bit Edition 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 E15 Gen 2 (20TE) Lenovo ThinkPad L15 Gen 3 (21C7)
Included Accessories USB-C power adapter USB-C power adapter
Security Firmware 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 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, hard drive password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password
Compliant Standards RoHS, TUV Rheinland Low Blue Light Certification, 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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