Lenovo ThinkPad X13 Gen 3 (21BQ) vs. ASUS ExpertBook B9 OLED (B9403CVA)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad X13 Gen 3 (21BQ) and ASUS ExpertBook B9 OLED (B9403CVA). 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 X13 Gen 3 (21BQ) Review

Advantages and disadvantages of Lenovo ThinkPad X13 Gen 3 (21BQ) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard experience

impressive battery life

strong security features

portable design

average display brightness

limited graphics performance

noisy under load

higher price point

ASUS ExpertBook B9 OLED (B9403CVA) Review

Advantages and disadvantages of ASUS ExpertBook B9 OLED (B9403CVA) based on its technical characteristics, features, user experience, expert reviews and price level.

lightweight and portable

impressive oled display

fast performance specs

robust security features

long battery life

higher price point

limited graphics power

no ethernet port

scarce color accuracy

Laptop Comparison and Tests

Difference between Lenovo ThinkPad X13 Gen 3 (21BQ) and ASUS ExpertBook B9 OLED (B9403CVA)
83 % - Design
72 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery
83 % - Design
87 % - Display
86 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad X13 Gen 3 (21BQ) vs. ASUS ExpertBook B9 OLED (B9403CVA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
Product Type Notebook Notebook
Dimensions (WxDxH) 30.58 cm x 21.756 cm x 1.81 cm 31.1 cm x 21.5 cm x 1.57 cm
Weight 1.26 kg 990 g
Case Material Polyphenylene sulfide (top), aluminium (bottom) Magnesium-lithium alloy
Colour Thunder black Star black
DISPLAY Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
Screen Size (Type) 13.3" - IPS 14" OLED
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1200 (WUXGA) 2880 x 1800 (WQXGA+)
V-Sync Rate at Max Res. - 90 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:10 16:10
Image Brightness 300 cd/m² 400 cd/m²
Colour Gamut 72% NTSC 100% sRGB
Features Anti-glare, 170° viewing angle 90% screen-to-body ratio
PROCESSOR Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
CPU Intel Core i5 (12th Gen) 1245U / 1.6 GHz Intel Core i7 (13th Gen) 1355U / 1.8 GHz
Max Turbo Speed 4.4 GHz 5.1 GHz
Number of Cores 10-core 10-core
Cache 12 MB L3 - 12 MB
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
RAM 16 GB (provided memory is soldered) 16 GB (provided memory is soldered)
RAM Type LPDDR5 SDRAM LPDDR5 SDRAM
Speed 4800 MHz -
Rated Speed 4800 MHz -
STORAGE Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Union Memory 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
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 Privacy shutter, IR camera, Windows Hello
Sound Stereo speakers, dual array microphone Dual speakers, array microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio, Dolby Voice -
Audio Features - Output: Smart Amp; Input: AI noise cancelling
COMMUNICATIONS Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
Wireless Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3
Wireless Controller Intel Wi-Fi 6E AX 211 -
Network Interface - Gigabit Ethernet
Features - Dual stream (2x2)
BATTERY Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
Technology 4-cell lithium polymer 3-cell Lithium Ion
Battery Capacity (Size) 54.7 Wh 63 Wh
AC ADAPTER Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 5 / 9 / 15 / 20 V 65 Watt, 20 V, 3.25 A
INPUT Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
Type Keyboard, TrackPoint, UltraNav Keyboard, NumberPad 2.0
Keyboard Backlight Yes Yes
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Spill-resistant, chiclet keyboard, 1.5mm travel distance
CONNECTIONS & EXPANSIONS Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
Slots - 2 x M.2 (PCI Express 4.0 x4 / SATA) (1 free)
Interfaces 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
Headphone/microphone combo jack
USB 3.2 Gen 2
2 x USB4 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery)
HDMI
Micro-HDMI
Headphone/microphone combo jack
LAN (on supplied adapter)
SOFTWARE Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 11 Pro
Software Included - McAfee, MyASUS, Microsoft 365 (1 month trial)
MISCELLANEOUS Lenovo ThinkPad X13 Gen 3 (21BQ) ASUS ExpertBook B9 OLED (B9403CVA)
Included Accessories USB-C power adapter USB-C power adapter, Micro HDMI to LAN adapter
Security Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Kensington nano security slot Kensington nano 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, NVMe password, USB FIDO (Fast Identity Online) device integration, Firmware Resiliency 3.0, certificate based BIOS authentication Smart Cooling Technology, MIL-STD-810H tested, BIOS protection
Compliant Standards RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified RoHS, REACH, Energy Star 8.0, FSC Mix
ENERGY STAR Certified Yes -
EPEAT Compliant EPEAT Gold -
Max Operating Temperature 35 °C -
Min Operating Temperature 5 °C -
Humidity Range Operating 8 - 95% -
Model Number - KMi711X
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