In depth comparison and review of ASUS 15 (M509DA) and ASUS ExpertBook B9 (B1500CBA). 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.
Advantages and disadvantages of ASUS 15 (M509DA) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
solid build quality
adequate performance
decent battery life
average display quality
limited upgrade options
no backlit keyboard
mediocre sound output
Advantages and disadvantages of ASUS ExpertBook B9 (B1500CBA) based on its technical characteristics, features, user experience, expert reviews and price level.
ultra-lightweight design
impressive battery life
robust security features
fast SSD storage
advanced connectivity options
average display quality
no dedicated GPU
limited upgradeability
higher price point
| DESIGN AND DIMENSIONS | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.02 cm x 23.49 cm x 2.29 cm | 31.1 cm x 21.5 cm x 1.57 cm |
| Weight | 1.8 kg | 990 g |
| Case Material | - | Magnesium-lithium alloy |
| Colour | Transparent silver | Star black |
| DISPLAY | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Screen Size (Type) | 15.6" | 14" OLED |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 2880 x 1800 (WQXGA+) |
| V-Sync Rate at Max Res. | 60 Hz | 90 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 400 cd/m² |
| Colour Gamut | 45% NTSC | 100% sRGB |
| Features | Anti-glare, NanoEdge display | Glossy, Wide-View (IPS), 178° horizontal and vertical viewing angle, Pantone Validated, 1 ms response rate, 90% screen-to-body ratio, HDR 600 True Black |
| PROCESSOR | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| CPU | AMD Athlon Silver 3050U / 2.3 GHz | Intel Core i7 (13th Gen) 1355U / 1.8 GHz |
|---|---|---|
| Max Turbo Speed | 3.2 GHz | 5.1 GHz |
| Number of Cores | Dual-Core | 10-core |
| Cache | L2 - 4 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Platform Technology | - | Intel Evo |
| Features | - | Intel Smart Cache |
| MEMORY | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| RAM | 4 GB (provided memory is soldered) | 16 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 x2 | 1 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - VGA | Yes - 1080p |
| Camera Features | - | Privacy shutter, IR camera, Windows Hello |
| Sound | Speaker, microphone | Speakers, array microphone |
| Compliant Standards | - | Dolby Atmos |
| Audio Features | ASUS SonicMaster | Output: Smart Amplification technology; Input: AI noise cancelling |
| COMMUNICATIONS | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | NFC, 802.11a/b/g/n/ac/ax (Wi-Fi 6E), Bluetooth 5.3 |
|---|---|---|
| Features | - | Gigabit Ethernet via optional Ethernet (RJ-45) adapter, dual stream (2x2) |
| BATTERY | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Technology | 2-cell Lithium Ion | 3-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 32 Wh | 63 Wh |
| AC ADAPTER | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V, 2.37 A | 65 Watt, 20 V, 3.25 A |
| INPUT | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Type | Keyboard, touchpad | Keyboard, NumberPad |
|---|---|---|
| Keyboard Backlight | - | Yes |
| Features | Chiclet keyboard | Spill-resistant, chiclet keyboard, 1.5mm travel distance |
| CONNECTIONS & EXPANSIONS | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Interfaces | Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI |
Headphone/microphone combo jack 2 x USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 2 HDMI 2.1 Micro-HDMI |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | - |
| SOFTWARE | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Operating System (OS) | No operating system | Windows 11 Pro |
|---|
| MISCELLANEOUS | ASUS 15 (M509DA) | ASUS ExpertBook B9 (B1500CBA) |
|---|
| Included Accessories | Power adapter | USB-C power adapter, Micro HDMI to LAN adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM) Security Chip | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | Kensington nano security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | System password | System password, hard drive password, MIL-STD-810H tested, Computrace ready from BIOS, Cortana support |
| Compliant Standards | UL, C-Tick, BSMI, CB, CCC, FCC, A-Tick, GOST-R | RoHS, REACH, FSC Mix |
| SAR Value | 0.13 W/kg (body), 0.13 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | - |
| Model Number | EJ381 | BQ1288X |
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