Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) vs. ASUS X515JA (EJ3921W)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) 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 ThinkBook 14-IIL (Lenovo ThinkBook 14) Review

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

solid build quality

affordable price point

decent battery life

good processor performance

adequate storage options

average display quality

no thunderbolt support

limited graphics power

mediocre speaker output

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 ThinkBook 14-IIL (Lenovo ThinkBook 14) and ASUS X515JA (EJ3921W)
86 % - Design
72 % - Display
72 % - Performance
85 % - Connectivity
75 % - Battery
74 % - Design
65 % - Display
65 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) vs. ASUS X515JA (EJ3921W) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
Product Type Notebook Notebook
Dimensions (WxDxH) 32.6 cm x 23 cm x 1.79 cm 36.02 cm x 23.49 cm x 1.99 cm
Weight 1.5 kg 1.8 kg
Case Material Aluminum Plastic
Colour Mineral grey Slate grey
DISPLAY Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
Screen Size (Type) 14" - IPS 15.6"
LCD Backlight Technology LED backlight -
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
Features Anti-glare Anti-glare, 83% screen-to-body ratio
PROCESSOR Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
CPU Intel Core i5 (10th Gen) 1035G1 / 1 GHz Intel Core i5 (10th Gen) 1035G1 / 1 GHz
Max Turbo Speed 3.6 GHz 3.6 GHz
Number of Cores Quad-Core Quad-Core
Cache 6 MB 6 MB
64-bit Computing Yes -
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
RAM 8 GB (1 x 8 GB) 8 GB (provided memory is soldered)
Max RAM Supported 16 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 2666 MHz -
Rated Speed 2666 MHz -
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 1 1
Empty Slots 0 1
STORAGE Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
Graphics Processor (GPU) Intel UHD Graphics Intel UHD Graphics
Camera Yes - 720p Yes - VGA
Camera Features ThinkShutter camera privacy -
Sound Stereo speakers, dual array microphone Speakers, microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio -
Audio Features - Output: ASUS SonicMaster
COMMUNICATIONS Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller M.2 Card -
Network Interface Gigabit Ethernet -
Features Dual stream (2x2) Single stream (1x1)
BATTERY Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
Technology Lithium Ion 2-cell Lithium Ion
Battery Capacity (Size) 45 Wh 37 Wh
Battery Life Up to 9 hours -
AC ADAPTER Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 45 Watt, 19 V, 2.37 A
INPUT Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad - Yes
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, buttonless touchpad Chiclet keyboard, 1.4mm travel distance
CONNECTIONS & EXPANSIONS Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
Interfaces USB 2.0 (hidden)
USB 3.1 Gen 1 (Always On)
USB 3.1 Gen 1
USB-C 3.1 Gen 1
USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery)
HDMI
Headphone/microphone combo jack
Headphone/microphone combo jack
USB 3.2 Gen 1
2 x USB 2.0
HDMI
USB-C 3.2 Gen 1
Memory Card Reader 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) -
SOFTWARE Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
Operating System (OS) Windows 10 Home 64-bit Edition - English Windows 11 Home in S mode
Software Included Microsoft Office (30 days trial) -
MISCELLANEOUS Lenovo ThinkBook 14-IIL (Lenovo ThinkBook 14) ASUS X515JA (EJ3921W)
Included Accessories Power adapter Power adapter
Security Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Firmware Trusted Platform Module (TPM) solution
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 System password
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3 -
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Silver -
Manufacturer Warranty Limited warranty - 1 year - pick-up and return -
Model Number IIL 20SL -
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