Lenovo ThinkPad L15 Gen 3 (21C3) Review

Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C3) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

good battery life

reliable performance

decent connectivity options

mediocre display quality

heavier design

limited graphics performance

higher price point

Microsoft Surface Review

Advantages and disadvantages of Microsoft Surface based on its technical characteristics, features, user experience, expert reviews and price level.

versatile form factor

high-resolution touchscreen

lightweight design

solid build quality

good battery life

higher price range

limited port selection

moderate storage options

average graphics performance

Laptop Comparison and Tests

Difference between Lenovo ThinkPad L15 Gen 3 (21C3) and Microsoft Surface
85 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery
86 % - Design
83 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad L15 Gen 3 (21C3) vs. Microsoft Surface Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 36.02 cm x 23.7 cm x 1.993 cm 27.8 cm x 20.6 cm x 1.57 cm
Weight 1.76 kg 1.13 kg
Case Material Polycarbonate ABS (bottom), polycarbonate ABS (top) Polycarbonate, anodised aluminium
Colour Thunder black Platinum
DISPLAY Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
Screen Size (Type) 15.6" - IPS 12.4"
Touchscreen - Yes (10-point multi-touch)
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 1536 x 1024
Pixel Density (ppi) - 148
Widescreen Yes Yes
Image Aspect Ratio 16:9 3:2
Image Brightness 250 cd/m² -
Colour Gamut 45% NTSC -
Features Anti-glare, 170° viewing angle Corning Gorilla glass 3, Color Calibrated, PixelSense, sRGB Mode, enhanced colour
PROCESSOR Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz Intel Core i5 (12th Gen) 1235U
Max Turbo Speed 4.4 GHz 4.4 GHz
Number of Cores 10-core 10-core
Cache 12 MB 12 MB
Features Integrated memory controller Intel Smart Cache, Intel Deep Learning Boost (DL Boost)
MEMORY Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
RAM 8 GB (2 x 4 GB) 8 GB
Max RAM Supported 64 GB -
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed 3200 MHz -
Rated Speed 3200 MHz -
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 0 -
STORAGE Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) 128 GB SSD
AUDIO & VIDEO Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
Graphics Processor (GPU) Intel Iris Xe Graphics Intel Iris Xe Graphics
Max Monitors Supported 3 external monitor(s) -
Video System Features Functions as Intel UHD graphics (for single-channel memory) -
Camera Yes - 1080p Yes - 720p
Camera Features Privacy shutter, IR camera, Windows Hello, fixed focus -
Sound Stereo speakers, dual array microphone Stereo speakers, dual far-field studio microphones
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio, Dolby Voice Dolby Audio Premium
Audio Features - Output: Omnisonic speakers
COMMUNICATIONS Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac/ax, Bluetooth 5.1
Wireless Controller Intel Wi-Fi 6 AX 201 - M.2 Card -
Network Interface Gigabit Ethernet -
Features Wake-on-LAN (WOL), dual stream (2x2) -
WWAN
Generation 4G upgradable -
BATTERY Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
Technology Lithium polymer -
Battery Capacity (Size) 57 Wh 41 Wh
Battery Life - Up to 15 hours
AC ADAPTER Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
Input AC 100-240 V (50/60 Hz) -
Output 65 Watt 39 Watt
INPUT Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Precision touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
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
HDMI
LAN
USB-C 3.2/DisplayPort
USB 3.1
Headphone output (mini-phone 3.5 mm)
SurfaceConnect
Memory Card Reader Yes (microSD) -
SOFTWARE Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence - English Windows 11 Pro
Software Included - Microsoft 365 Business Standard, Business Premium or Microsoft 365 Apps (30 days trial), Microsoft 365 Apps (requires licence or subscription)
MISCELLANEOUS Lenovo ThinkPad L15 Gen 3 (21C3) Microsoft Surface
Dockable - Yes
Included Accessories USB-C power adapter Power adapter
Integrated Options - Ambient light sensor
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader Firmware Trusted Platform Module (TPM 2.0) Security Chip
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 Fast charging
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified -
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
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
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