Lenovo ThinkBook 13s-IML (20RR) vs. Lenovo ThinkPad L15 Gen 3 (21C8)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Lenovo ThinkBook 13s-IML (20RR) and Lenovo ThinkPad L15 Gen 3 (21C8). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

Lenovo ThinkBook 13s-IML (20RR) Review

Advantages and disadvantages of Lenovo ThinkBook 13s-IML (20RR) based on its technical characteristics, features, user experience, expert reviews and price level.

slim, lightweight design

fast ssd storage

good battery life

decent processor performance

affordable price

average display quality

limited port selection

no dedicated gpu

mediocre speaker output

Lenovo ThinkPad L15 Gen 3 (21C8) Review

Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C8) 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 connectivity options

average display quality

heavier than competitors

limited graphics performance

higher price point

Laptop Comparison and Tests

Difference between Lenovo ThinkBook 13s-IML (20RR) and Lenovo ThinkPad L15 Gen 3 (21C8)
86 % - Design
72 % - Display
72 % - Performance
85 % - Connectivity
75 % - Battery
82 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 13s-IML (20RR) vs. Lenovo ThinkPad L15 Gen 3 (21C8) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 30.76 cm x 21.64 cm x 1.59 cm 36.02 cm x 23.7 cm x 1.993 cm
Weight 1.32 kg 1.76 kg
Case Material Aluminum Polycarbonate ABS (bottom), polycarbonate ABS (top)
Colour Mineral grey Thunder black
DISPLAY Lenovo ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
Screen Size (Type) 13.3" - IPS 15.6" - IPS
LCD Backlight Technology 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 300 cd/m² 250 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare, 170° viewing angle Anti-glare, 170° viewing angle
PROCESSOR Lenovo ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
CPU Intel Core i5 (10th Gen) 10210U / 1.6 GHz AMD Ryzen 7 Pro 5875U / 2 GHz
Max Turbo Speed 4.2 GHz 4.5 GHz
Number of Cores Quad-Core 8-core
Cache 6 MB L3 - 16 MB
64-bit Computing Yes -
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
RAM 8 GB (1 x 8 GB) 16 GB (1 x 16 GB)
Max RAM Supported 16 GB 64 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2666 MHz 3200 MHz
Rated Speed 2666 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 2
Empty Slots 0 1
STORAGE Lenovo ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia
AUDIO & VIDEO Lenovo ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
Graphics Processor (GPU) Intel UHD Graphics AMD Radeon Graphics
Max Monitors Supported - 3 external monitor(s)
Camera Yes - 720p Yes - 1080p
Camera Features ThinkShutter camera privacy Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera
Sound Stereo speakers, dual array microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards High Definition Audio, Dolby Audio X3 High Definition Audio, Dolby Audio, Dolby Voice
Audio Features Output: Harman audio technology -
COMMUNICATIONS Lenovo ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller M.2 Card AMD RZ616 - M.2 Card
Network Interface - Gigabit Ethernet
Features - Wake-on-LAN (WOL)
BATTERY Lenovo ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
Technology Lithium Ion 3-cell lithium polymer
Battery Capacity (Size) 45 Wh 42 Wh
Battery Life Up to 11 hours -
AC ADAPTER Lenovo ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt
INPUT Lenovo ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features Multi-touch touchpad, buttonless touchpad Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
Interfaces USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
HDMI
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
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 ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
Operating System (OS) Windows 10 Pro 64-bit Edition - Dutch / English / French / German / Italian Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence
Software Included Microsoft Office (30 days trial) -
MISCELLANEOUS Lenovo ThinkBook 13s-IML (20RR) Lenovo ThinkPad L15 Gen 3 (21C8)
Included Accessories Power adapter USB-C power adapter
Security Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type - Kensington nano 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, MIL-STD-810H tested, self-healing BIOS, NVMe password
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified
SAR Value 0.568 W/kg (body), 0.568 W/kg (limb) -
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty Limited warranty - 2 years - pick-up and return -
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