Lenovo ThinkPad L15 Gen 1 (20U3) vs. Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad L15 Gen 1 (20U3)
Lenovo ThinkPad L15 Gen 1 (20U3)

Our Rating: 72 %

In depth comparison and review of Lenovo ThinkPad L15 Gen 1 (20U3) and Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540). 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 1 (20U3) Review

Advantages and disadvantages of Lenovo ThinkPad L15 Gen 1 (20U3) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

good enterprise security

solid processor performance

reliable battery life

heavy design

mediocre display quality

limited graphics power

no thunderbolt support

Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540) Review

Advantages and disadvantages of Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540) based on its technical characteristics, features, user experience, expert reviews and price level.

slim aluminum design

full hd display

fast charging support

quiet cooling system

good value for money

average battery life

no dedicated GPU

limited port selection

modest base storage

Laptop Comparison and Tests

Difference between Lenovo ThinkPad L15 Gen 1 (20U3) and Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
75 % - Design
65 % - Display
72 % - Performance
85 % - Connectivity
75 % - Battery
81 % - Design
75 % - Display
75 % - Performance
75 % - Connectivity
72 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad L15 Gen 1 (20U3) vs. Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
Product Type Notebook Notebook
Dimensions (WxDxH) 36.65 cm x 25 cm x 2.1 cm 32.3 cm x 22.7 cm x 1.59 cm
Weight 1.98 kg 1.63 kg
Case Material Polycarbonate ABS Aluminum, glass
Colour Black Mineral grey | Abyss blue | Copper
DISPLAY Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
Screen Size (Type) 15.6" - IPS 14"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 300 cd/m²
Colour Gamut 45% NTSC 72% NTSC
Features Anti-glare, 170° viewing angle Glossy, Wide Viewing Angle
PROCESSOR Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
CPU Intel Core i5 (10th Gen) 10210U / 1.6 GHz Intel Core i5 (10th Gen) 10210U / 1.6 GHz
Max Turbo Speed 4.2 GHz 4.2 GHz
Number of Cores Quad-Core Quad-Core
Cache 6 MB 6 MB
64-bit Computing Yes -
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
RAM 8 GB (1 x 8 GB) 8 GB (1 x 4 GB + 4 GB (soldered))
Max RAM Supported 64 GB 12 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2666 MHz 2666 MHz
Rated Speed 2666 MHz 2666 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 1 0
STORAGE Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2280 - TCG Opal Encryption, NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
Graphics Processor (GPU) Intel UHD Graphics Intel UHD Graphics
Memory Allocation Technology Shared Video Memory (UMA) Shared Video Memory (UMA)
Max Monitors Supported 2 external monitor(s) 1 external monitor(s)
Camera Yes - 720p Yes - 720p
Resolution - 1 Megapixel
Camera Features IR camera, fixed focus, ThinkShutter camera privacy Privacy shutter, fixed focus
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Advanced Audio High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac, Bluetooth 4.2
Wireless Controller Realtek RTL8852AE - M.2 Card M.2 Card
Network Interface Gigabit Ethernet -
Ethernet Controller Intel I219-V -
Features Dual stream (2x2) Dual stream (2x2)
WWAN
Generation 4G upgradable -
BATTERY Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
Technology Lithium polymer Lithium Ion
Battery Capacity (Size) 45 Wh 45 Wh
Battery Life Up to 11.6 hours Up to 10 hours
AC ADAPTER Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, buttonless touchpad, Fn keys with Unified Communications controls Multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
Interfaces USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery)
USB-C 3.2 Gen 2 (supports DisplayPort 1.2 Alt Mode) (Power Delivery)
HDMI
LAN
Headphone/microphone combo jack
Dock
USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 2
HDMI
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
Operating System (OS) Windows 10 Pro 64-bit Edition - English Windows 10 Home 64-bit Edition - English
Software Included - Microsoft Office (Trial)
MISCELLANEOUS Lenovo ThinkPad L15 Gen 1 (20U3) Lenovo IdeaPad S540-14IML (Lenovo IdeaPad S540)
Dockable Yes -
Included Accessories USB-C power adapter Power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Kensington security slot -
Theft/Intrusion Protection Security lock slot (cable lock sold separately) -
Features Administrator password, hard drive password, power-on password, RapidCharge Administrator password, power-on password, RapidCharge
Compliant Standards RoHS RoHS, Energy-Related Products (ErP) Lot 3
SAR Value - 1 W/kg (body), 1 W/kg (limb)
ENERGY STAR Certified Yes Yes
EPEAT Compliant EPEAT Gold -
TCO Certified TCO Certified Notebooks 8 -
Max Operating Temperature 35 °C -
Min Operating Temperature 5 °C -
Humidity Range Operating 8 - 95% -
Manufacturer Warranty Base warranty - 1 year - pick-up and return
Extended warranty - 1 year - on-site
Limited warranty - 1 year - pick-up and return
Model Number - 14IML 81NF
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