Lenovo ThinkPad L15 Gen 3 (21C8) vs. ASUS X515JA (EJ3921W)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad L15 Gen 3 (21C8) and ASUS X515JA (EJ3921W). 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 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

ASUS X515JA (EJ3921W) Review

Advantages and disadvantages of ASUS X515JA (EJ3921W) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

solid build quality

lightweight design

adequate performance

good connectivity options

average battery life

modest display resolution

limited upgrade options

integrated graphics only

Laptop Comparison and Tests

Difference between Lenovo ThinkPad L15 Gen 3 (21C8) and ASUS X515JA (EJ3921W)
82 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery
74 % - Design
65 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad L15 Gen 3 (21C8) vs. ASUS X515JA (EJ3921W) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 36.02 cm x 23.7 cm x 1.993 cm 36.02 cm x 23.49 cm x 1.99 cm
Weight 1.76 kg 1.8 kg
Case Material Polycarbonate ABS (bottom), polycarbonate ABS (top) Plastic
Colour Thunder black Slate grey
DISPLAY Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
Screen Size (Type) 15.6" - IPS 15.6"
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
V-Sync Rate at Max Res. - 60 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 200 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare, 170° viewing angle Anti-glare, 83% screen-to-body ratio
PROCESSOR Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
CPU AMD Ryzen 7 Pro 5875U / 2 GHz Intel Core i5 (10th Gen) 1035G1 / 1 GHz
Max Turbo Speed 4.5 GHz 3.6 GHz
Number of Cores 8-core Quad-Core
Cache L3 - 16 MB 6 MB
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
RAM 16 GB (1 x 16 GB) 8 GB (provided memory is soldered)
Max RAM Supported 64 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz -
Rated Speed 3200 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 1 1
STORAGE Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
Graphics Processor (GPU) AMD Radeon Graphics Intel UHD Graphics
Max Monitors Supported 3 external monitor(s) -
Camera Yes - 1080p Yes - VGA
Camera Features Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera -
Sound Stereo speakers, dual array microphone Speakers, microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio, Dolby Voice -
Audio Features - Output: ASUS SonicMaster
COMMUNICATIONS Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
Wireless Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller AMD RZ616 - M.2 Card -
Network Interface Gigabit Ethernet -
Features Wake-on-LAN (WOL) Single stream (1x1)
BATTERY Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
Technology 3-cell lithium polymer 2-cell Lithium Ion
Battery Capacity (Size) 42 Wh 37 Wh
AC ADAPTER Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 45 Watt, 19 V, 2.37 A
INPUT Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes Yes
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Chiclet keyboard, 1.4mm travel distance
CONNECTIONS & EXPANSIONS Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
Interfaces 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
Headphone/microphone combo jack
USB 3.2 Gen 1
2 x USB 2.0
HDMI
USB-C 3.2 Gen 1
Memory Card Reader Yes (microSD) -
SOFTWARE Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 11 Home in S mode
MISCELLANEOUS Lenovo ThinkPad L15 Gen 3 (21C8) ASUS X515JA (EJ3921W)
Included Accessories USB-C power adapter Power adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Firmware Trusted Platform Module (TPM) solution
Security Slot Type Kensington nano security slot Kensington security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password System password
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified -
Max Operating Temperature 35 °C -
Min Operating Temperature 5 °C -
Humidity Range Operating 8 - 95% -
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