ASUS VivoBook 15 OLED (K513EA) vs. Lenovo ThinkPad X13 Gen 4 (21EX)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of ASUS VivoBook 15 OLED (K513EA) and Lenovo ThinkPad X13 Gen 4 (21EX). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.

ASUS VivoBook 15 OLED (K513EA) Review

Advantages and disadvantages of ASUS VivoBook 15 OLED (K513EA) based on its technical characteristics, features, user experience, expert reviews and price level.

vibrant oled display

lightweight design

competitive price point

solid build quality

fast ssd storage

average battery life

modest graphics performance

no thunderbolt support

limited upgradeability

Lenovo ThinkPad X13 Gen 4 (21EX) Review

Advantages and disadvantages of Lenovo ThinkPad X13 Gen 4 (21EX) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard comfort

impressive security features

good battery life

portable design

average display brightness

limited graphics performance

noisy under load

higher price point

Laptop Comparison and Tests

Difference between ASUS VivoBook 15 OLED (K513EA) and Lenovo ThinkPad X13 Gen 4 (21EX)
81 % - Design
85 % - Display
75 % - Performance
86 % - Connectivity
76 % - Battery
86 % - Design
84 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

ASUS VivoBook 15 OLED (K513EA) vs. Lenovo ThinkPad X13 Gen 4 (21EX) Comparison Chart
DESIGN AND DIMENSIONS ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.9 cm x 23.5 cm x 1.79 cm 30.17 cm x 21.48 cm x 1.595 cm
Weight 1.8 kg 1.09 kg
Case Material Aluminum, plastic Aluminium (bottom), carbon fibre hybrid (top)
Colour Transparent silver (LCD cover), spangle silver (bottom), spangle silver (top) Deep black
DISPLAY ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
Screen Size (Type) 15.6" OLED 13.3" - IPS
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 600 cd/m² 300 cd/m²
Colour Gamut 100% DCI-P3 100% sRGB
Colour Support 1.07 billion colours -
Features Glossy, Eye-Care Technology, Low Blue Light technology, Pantone Validated, 85% screen-to-body ratio, 0.2 ms response rate, HDR 600 True Black Anti-glare
PROCESSOR ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
CPU Intel Core i7 (11th Gen) 1165G7 / 2.8 GHz Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 4.7 GHz 4.6 GHz
Number of Cores Quad-Core 10-core
Cache 12 MB 12 MB
Platform Technology - Intel Evo
Features - Integrated memory controller
MEMORY ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
RAM 16 GB (1 x 8 GB + 8 GB (soldered)) 16 GB (provided memory is soldered)
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed - 4800 MHz
Rated Speed - 6400 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 1 -
Empty Slots 0 -
STORAGE ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
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 - 720p Yes - 1080p
Camera Features - Privacy shutter, fixed focus
Sound Harman/kardon stereo speakers, microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio
Audio Features ASUS Bang & Olufsen ICEpower Input: Dolby Voice, 360° far-field
COMMUNICATIONS ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
Wireless Bluetooth 5.0, 802.11a/b/g/n/ac/ax Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller - Intel Wi-Fi 6E AX 211
Features Dual stream (2x2) Dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
Technology 3-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 42 Wh 54.7 Wh
AC ADAPTER ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 19 V, 3.42 A 65 Watt
INPUT ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Chiclet keyboard Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
Interfaces HDMI
Headphone output
USB 3.2 Gen 1
USB-C 3.2 Gen 1
2 x USB 2.0
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
2 x USB4 (supports Thunderbolt 4, DisplayPort 2.0 Alt Mode) (Power Delivery 3.0)
HDMI 2.1 (4K support)
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) -
SOFTWARE ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
Operating System (OS) Windows 10 Home Windows 11 Pro - English
Software Included - Glance by Mirametrix, Intel Connectivity Performance Suite
MISCELLANEOUS ASUS VivoBook 15 OLED (K513EA) Lenovo ThinkPad X13 Gen 4 (21EX)
Included Accessories Power adapter USB-C slim power adapter
Security Firmware Trusted Platform Module (TPM) Security Chip Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card reader
Security Slot Type - Kensington nano security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features System password Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, NVMe password, Firmware Resiliency 3.0, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication
Compliant Standards - RoHS, Energy-using Products (EuP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0
Repairability Index 6.5 (out of 10) -
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty - Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 1 year - on-site - response time: next business day
Model Number L1897T -
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