Lenovo ThinkPad L15 Gen 3 (21C7) vs. ASUS ExpertBook B9 OLED (B9403CVA)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad L15 Gen 3 (21C7) 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 L15 Gen 3 (21C7) Review

Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C7) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

good battery life

adequate performance level

reliable security features

average display quality

limited graphics power

heavier than competitors

no thunderbolt support

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 L15 Gen 3 (21C7) and ASUS ExpertBook B9 OLED (B9403CVA)
86 % - Design
75 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery
83 % - Design
87 % - Display
86 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad L15 Gen 3 (21C7) vs. ASUS ExpertBook B9 OLED (B9403CVA) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 3 (21C7) ASUS ExpertBook B9 OLED (B9403CVA)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 36.02 cm x 23.7 cm x 1.993 cm 31.1 cm x 21.5 cm x 1.57 cm
Weight 1.76 kg 990 g
Case Material Polycarbonate ABS (bottom), polycarbonate ABS (top) Magnesium-lithium alloy
Colour Thunder black Star black
DISPLAY Lenovo ThinkPad L15 Gen 3 (21C7) ASUS ExpertBook B9 OLED (B9403CVA)
Screen Size (Type) 15.6" - IPS 14" OLED
Screen Resolution 1920 x 1080 (Full HD) 2880 x 1800 (WQXGA+)
V-Sync Rate at Max Res. - 90 Hz
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:10
Image Brightness 250 cd/m² 400 cd/m²
Colour Gamut 45% NTSC 100% sRGB
Features Anti-glare 90% screen-to-body ratio
PROCESSOR Lenovo ThinkPad L15 Gen 3 (21C7) ASUS ExpertBook B9 OLED (B9403CVA)
CPU AMD Ryzen 3 Pro 5475U / 2.7 GHz Intel Core i7 (13th Gen) 1355U / 1.8 GHz
Max Turbo Speed 4.1 GHz 5.1 GHz
Number of Cores Quad-Core 10-core
Cache L3 - 8 MB L3 - 12 MB
Features Integrated memory controller Intel Smart Cache
MEMORY Lenovo ThinkPad L15 Gen 3 (21C7) ASUS ExpertBook B9 OLED (B9403CVA)
RAM 8 GB (1 x 8 GB) 16 GB (provided memory is soldered)
Max RAM Supported 64 GB -
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed 3200 MHz -
Rated Speed 3200 MHz -
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 1 -
STORAGE Lenovo ThinkPad L15 Gen 3 (21C7) ASUS ExpertBook B9 OLED (B9403CVA)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe)
AUDIO & VIDEO Lenovo ThinkPad L15 Gen 3 (21C7) ASUS ExpertBook B9 OLED (B9403CVA)
Graphics Processor (GPU) AMD Radeon 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 - 1080p
Camera Features Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera 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 -
Audio Features Input: Dolby Voice, far-field Output: Smart Amp; Input: AI noise cancelling
COMMUNICATIONS Lenovo ThinkPad L15 Gen 3 (21C7) 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 AMD RZ616 - M.2 Card -
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Realtek RTL8111EPV -
Compliant Standards DASH -
Features Wake-on-LAN (WOL), dual stream (2x2) Dual stream (2x2)
BATTERY Lenovo ThinkPad L15 Gen 3 (21C7) ASUS ExpertBook B9 OLED (B9403CVA)
Technology Lithium polymer 3-cell Lithium Ion
Battery Capacity (Size) 57 Wh 63 Wh
AC ADAPTER Lenovo ThinkPad L15 Gen 3 (21C7) ASUS ExpertBook B9 OLED (B9403CVA)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt 65 Watt, 20 V, 3.25 A
INPUT Lenovo ThinkPad L15 Gen 3 (21C7) ASUS ExpertBook B9 OLED (B9403CVA)
Type Keyboard, TrackPoint, UltraNav Keyboard, NumberPad 2.0
Numeric Keypad Yes -
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 L15 Gen 3 (21C7) ASUS ExpertBook B9 OLED (B9403CVA)
Slots - 2 x M.2 (PCI Express 4.0 x4 / SATA) (1 free)
Interfaces USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
HDMI (4K support)
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
Headphone/microphone combo jack
LAN
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)
Memory Card Reader Yes (microSD) -
SOFTWARE Lenovo ThinkPad L15 Gen 3 (21C7) 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 - English / Portuguese Windows 11 Pro
Software Included Glance by Mirametrix McAfee, MyASUS, Microsoft 365 (1 month trial)
MISCELLANEOUS Lenovo ThinkPad L15 Gen 3 (21C7) 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, smart card 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, self-healing BIOS, NVMe password 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
Carbon Footprint 236 kg carbon emissions -
Max Operating Temperature 35 °C -
Min Operating Temperature 5 °C -
Humidity Range Operating 8 - 95% -
Manufacturer Warranty Limited warranty - 1 year - pick-up and return -
Model Number - KMi711X
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