Lenovo ThinkPad L15 Gen 3 (21C4) vs. ASUS VivoBook 14 (X1404VA)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad L15 Gen 3 (21C4) and ASUS VivoBook 14 (X1404VA). 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 (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 VivoBook 14 (X1404VA) Review

Advantages and disadvantages of ASUS VivoBook 14 (X1404VA) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

compact design

decent battery life

solid build quality

fast boot times

average display quality

limited upgrade options

modest graphics performance

no thunderbolt support

Laptop Comparison and Tests

Difference between Lenovo ThinkPad L15 Gen 3 (21C4) and ASUS VivoBook 14 (X1404VA)
85 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
74 % - Battery
86 % - Design
75 % - Display
70 % - Performance
75 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad L15 Gen 3 (21C4) vs. ASUS VivoBook 14 (X1404VA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS VivoBook 14 (X1404VA)
Product Type Notebook - 180-degree hinge design Notebook - 180-degree hinge design
Dimensions (WxDxH) 36.02 cm x 23.7 cm x 1.993 cm 32.49 cm x 21.39 cm x 1.79 cm
Weight 1.76 kg 1.4 kg
Case Material Polycarbonate ABS (bottom), polycarbonate ABS (top) -
Colour Thunder black Transparent silver
DISPLAY Lenovo ThinkPad L15 Gen 3 (21C4) ASUS VivoBook 14 (X1404VA)
Screen Size (Type) 15.6" - IPS 14"
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 250 cd/m²
Colour Gamut 45% NTSC 45% NTSC
Features Anti-glare, 170° viewing angle Anti-glare, NanoEdge display, 82% screen-to-body ratio
PROCESSOR Lenovo ThinkPad L15 Gen 3 (21C4) ASUS VivoBook 14 (X1404VA)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 4.4 GHz 4.6 GHz
Number of Cores 10-core 10-core
Cache 12 MB L3 - 12 MB
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkPad L15 Gen 3 (21C4) ASUS VivoBook 14 (X1404VA)
RAM 16 GB (1 x 16 GB) 16 GB (1 x 8 GB + 8 GB (soldered))
Max RAM Supported 64 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz 3200 MHz
Rated Speed 3200 MHz 3200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 1 0
STORAGE Lenovo ThinkPad L15 Gen 3 (21C4) ASUS VivoBook 14 (X1404VA)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia 512 GB SSD M.2 PCIe 4.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad L15 Gen 3 (21C4) ASUS VivoBook 14 (X1404VA)
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 Privacy shutter, ASUS 3D Noise Reduction (3DNR) Technology
Sound Stereo speakers, dual array microphone Speaker, array microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio -
Audio Features - Output: ASUS SonicMaster, Audio by Dirac, Asus Audio Booster; Input: AI noise cancelling
COMMUNICATIONS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS VivoBook 14 (X1404VA)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3
Wireless Controller Intel Wi-Fi 6 AX 201 -
Network Interface Gigabit Ethernet -
Features - Single stream (1x1)
BATTERY Lenovo ThinkPad L15 Gen 3 (21C4) ASUS VivoBook 14 (X1404VA)
Technology 3-cell lithium polymer 3-cell Lithium Ion
Battery Capacity (Size) 57 Wh 42 Wh
AC ADAPTER Lenovo ThinkPad L15 Gen 3 (21C4) ASUS VivoBook 14 (X1404VA)
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 VivoBook 14 (X1404VA)
Type Keyboard, TrackPoint, UltraNav Keyboard, NumberPad
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Precision touchpad, chiclet keyboard, 1.4mm travel distance, ASUS ErgoSense
CONNECTIONS & EXPANSIONS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS VivoBook 14 (X1404VA)
Slots - 1 x PCI Express 4.0 x4 / M.2 2280 (1 free)
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
HDMI 1.4
USB 2.0
2 x USB 3.2 Gen 1
USB-C 3.2 Gen 1
Memory Card Reader Yes (microSD) -
SOFTWARE Lenovo ThinkPad L15 Gen 3 (21C4) ASUS VivoBook 14 (X1404VA)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 11 Home
Software Included - MyASUS, ScreenXpert, Microsoft 365 (1 month trial), GlideX
MISCELLANEOUS Lenovo ThinkPad L15 Gen 3 (21C4) ASUS VivoBook 14 (X1404VA)
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 -
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 MIL-STD-810H tested, BIOS protection, Cortana support, ASUS Antimicrobial Guard Plus
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified RoHS, REACH, ISO 22196, TUV Rheinland Low Blue Light Certification, TUV Rheinland Flicker Free Certification, ISO 21702
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C 49 °C
Min Operating Temperature 5 °C -37 °C
Humidity Range Operating 8 - 95% 95% RH
Model Number - EB076W
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