Lenovo ThinkPad L15 Gen 3 (21C4) vs. ASUS X515JA (EJ3358W)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Lenovo ThinkPad L15 Gen 3 (21C4) and ASUS X515JA (EJ3358W). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

Lenovo ThinkPad L15 Gen 3 (21C4) Review

Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C4) 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 port selection

average display brightness

heavier than competitors

limited graphics performance

no thunderbolt support

ASUS X515JA (EJ3358W) Review

Advantages and disadvantages of ASUS X515JA (EJ3358W) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price point

lightweight design

solid build quality

adequate performance

good connectivity options

average battery life

modest display quality

limited graphics power

no backlit keyboard

Laptop Comparison and Tests

Difference between Lenovo ThinkPad L15 Gen 3 (21C4) and ASUS X515JA (EJ3358W)
85 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
74 % - Battery
76 % - Design
72 % - Display
72 % - Performance
75 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad L15 Gen 3 (21C4) vs. ASUS X515JA (EJ3358W) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS X515JA (EJ3358W)
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) -
Colour Thunder black Transparent silver
DISPLAY Lenovo ThinkPad L15 Gen 3 (21C4) ASUS X515JA (EJ3358W)
Screen Size (Type) 15.6" - IPS 15.6"
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 250 cd/m² 220 cd/m²
Colour Gamut 45% NTSC -
Features Anti-glare, 170° viewing angle Anti-glare, 83% screen-to-body ratio
PROCESSOR Lenovo ThinkPad L15 Gen 3 (21C4) ASUS X515JA (EJ3358W)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz Intel Core i5 (10th Gen) 1035G1 / 1 GHz
Max Turbo Speed 4.4 GHz 3.6 GHz
Number of Cores 10-core Quad-Core
Cache 12 MB 6 MB
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkPad L15 Gen 3 (21C4) ASUS X515JA (EJ3358W)
RAM 16 GB (1 x 16 GB) 8 GB
Max RAM Supported 64 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 -
STORAGE Lenovo ThinkPad L15 Gen 3 (21C4) ASUS X515JA (EJ3358W)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad L15 Gen 3 (21C4) ASUS X515JA (EJ3358W)
Graphics Processor (GPU) Intel Iris Xe Graphics Intel UHD Graphics
Max Monitors Supported 3 external monitor(s) -
Camera Yes - 1080p Yes - VGA
Camera Features Privacy shutter, IR camera, Windows Hello, fixed focus -
Sound Stereo speakers, dual array microphone Stereo speakers, microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio -
COMMUNICATIONS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS X515JA (EJ3358W)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller Intel Wi-Fi 6 AX 201 -
Network Interface Gigabit Ethernet -
Features - Single stream (1x1)
BATTERY Lenovo ThinkPad L15 Gen 3 (21C4) ASUS X515JA (EJ3358W)
Technology 3-cell lithium polymer 2-cell Lithium Ion
Battery Capacity (Size) 57 Wh 37 Wh
AC ADAPTER Lenovo ThinkPad L15 Gen 3 (21C4) ASUS X515JA (EJ3358W)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 5 / 9 / 15 / 20 V 45 Watt, 19 V, 2.37 A
INPUT Lenovo ThinkPad L15 Gen 3 (21C4) ASUS X515JA (EJ3358W)
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 (21C4) ASUS X515JA (EJ3358W)
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
LAN
USB 3.2 Gen 1
USB-C 3.2 Gen 1
2 x USB 2.0
HDMI
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) -
SOFTWARE Lenovo ThinkPad L15 Gen 3 (21C4) ASUS X515JA (EJ3358W)
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 (21C4) ASUS X515JA (EJ3358W)
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) Security Chip
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 CTR 21, UL 1459, FCC Part 15 Class B, JIS C 0950, EU RoHS, EU REACH
ENERGY STAR Certified Yes Yes
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C -
Min Operating Temperature 5 °C -
Humidity Range Operating 8 - 95% -
Other Comparisons with Lenovo ThinkPad L15 Gen 3 (21C4)
Other Comparisons with ASUS X515JA (EJ3358W)
Other Popular Laptop Comparisons
Other projects: