Side by side comparison and review of Lenovo ThinkBook 15 G3 ACL (21A4) and ASUS ExpertBook B9 OLED (B9403CVA). 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.
Advantages and disadvantages of Lenovo ThinkBook 15 G3 ACL (21A4) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent processor performance
good keyboard feel
ample connectivity options
average display quality
mediocre battery life
limited graphics power
no thunderbolt support
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
| DESIGN AND DIMENSIONS | Lenovo ThinkBook 15 G3 ACL (21A4) | ASUS ExpertBook B9 OLED (B9403CVA) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.7 cm x 23.5 cm x 1.89 cm | 31.1 cm x 21.5 cm x 1.57 cm |
| Weight | 1.7 kg | 990 g |
| Case Material | Aluminum, polycarbonate ABS | Magnesium-lithium alloy |
| Colour | Mineral grey | Star black |
| DISPLAY | Lenovo ThinkBook 15 G3 ACL (21A4) | ASUS ExpertBook B9 OLED (B9403CVA) |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" OLED |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| 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 | 300 cd/m² | 400 cd/m² |
| Colour Gamut | 100% sRGB | 100% sRGB |
| Features | Anti-glare, 170° viewing angle | 90% screen-to-body ratio |
| PROCESSOR | Lenovo ThinkBook 15 G3 ACL (21A4) | ASUS ExpertBook B9 OLED (B9403CVA) |
|---|
| CPU | AMD Ryzen 5 5500U / 2.1 GHz | Intel Core i7 (13th Gen) 1355U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 4 GHz | 5.1 GHz |
| Number of Cores | 6-core | 10-core |
| Cache | L3 - 8 MB | L3 - 12 MB |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo ThinkBook 15 G3 ACL (21A4) | ASUS ExpertBook B9 OLED (B9403CVA) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 36 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 3200 MHz | - |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo ThinkBook 15 G3 ACL (21A4) | ASUS ExpertBook B9 OLED (B9403CVA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe) | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkBook 15 G3 ACL (21A4) | ASUS ExpertBook B9 OLED (B9403CVA) |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | - |
| 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 | ThinkShutter camera privacy | 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 | - | Output: Smart Amp; Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo ThinkBook 15 G3 ACL (21A4) | ASUS ExpertBook B9 OLED (B9403CVA) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | Lenovo ThinkBook 15 G3 ACL (21A4) | ASUS ExpertBook B9 OLED (B9403CVA) |
|---|
| Technology | Lithium polymer | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 45 Wh | 63 Wh |
| Battery Life | Up to 7.5 hours | - |
| AC ADAPTER | Lenovo ThinkBook 15 G3 ACL (21A4) | 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 ThinkBook 15 G3 ACL (21A4) | ASUS ExpertBook B9 OLED (B9403CVA) |
|---|
| Type | Keyboard, touchpad | Keyboard, NumberPad 2.0 |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad | Spill-resistant, chiclet keyboard, 1.5mm travel distance |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkBook 15 G3 ACL (21A4) | ASUS ExpertBook B9 OLED (B9403CVA) |
|---|
| Slots | 1 x M.2 (PCI Express 3.0 x2) (1 free) | 2 x M.2 (PCI Express 4.0 x4 / SATA) (1 free) |
|---|---|---|
| Interfaces | 2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 HDMI LAN 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) |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo ThinkBook 15 G3 ACL (21A4) | ASUS ExpertBook B9 OLED (B9403CVA) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 11 Pro |
|---|---|---|
| Software Included | Microsoft Office (Trial) | McAfee, MyASUS, Microsoft 365 (1 month trial) |
| MISCELLANEOUS | Lenovo ThinkBook 15 G3 ACL (21A4) | ASUS ExpertBook B9 OLED (B9403CVA) |
|---|
| Included Accessories | USB-C power adapter | USB-C power adapter, Micro HDMI to LAN adapter |
|---|---|---|
| Security | Firmware 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, hard drive password, power-on password, Rapid Charge Pro | Smart Cooling Technology, MIL-STD-810H tested, BIOS protection |
| Compliant Standards | RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3 | RoHS, REACH, Energy Star 8.0, FSC Mix |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Silver | - |
| 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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