Side by side comparison and review of Lenovo ThinkPad X390 and ASUS 15 (M509DA). 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 ThinkPad X390 based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
impressive battery life
compact and portable
reliable performance
average display brightness
limited graphics capability
noisy under load
higher price point
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
DESIGN AND DIMENSIONS | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 31.2 cm x 21.72 cm x 1.69 cm | 36.02 cm x 23.49 cm x 2.29 cm |
Weight | 1.33 kg | 1.8 kg |
Colour | - | Transparent silver |
DISPLAY | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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Screen Size (Type) | 13.3" - TN | 15.6" |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
V-Sync Rate at Max Res. | - | 60 Hz |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:9 |
Image Brightness | 250 cd/m² | - |
Colour Gamut | 45% | 45% NTSC |
Features | Anti-glare, 90° viewing angle | Anti-glare, NanoEdge display |
PROCESSOR | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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CPU | Intel Core i5 (8th Gen) 8365U / 1.6 GHz | AMD Athlon Silver 3050U / 2.3 GHz |
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Max Turbo Speed | 4.1 GHz | 3.2 GHz |
Number of Cores | Quad-Core | Dual-Core |
Cache | 6 MB | L2 - 4 MB |
64-bit Computing | Yes | Yes |
Features | Integrated memory controller | - |
MEMORY | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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RAM | 8 GB | 4 GB (provided memory is soldered) |
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Max RAM Supported | - | 12 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Form Factor | - | SO-DIMM 260-pin |
Slots Qty | - | 1 |
Empty Slots | - | 1 |
STORAGE | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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Main Storage Size (HDD/SSD) | 256 GB SSD | 256 GB SSD M.2 PCIe 3.0 x2 |
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AUDIO & VIDEO | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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Graphics Processor (GPU) | Intel UHD Graphics 620 | AMD Radeon Graphics |
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Camera | Yes - 720p | Yes - VGA |
Sound | Stereo speakers, dual array microphone | Speaker, microphone |
Codec | Realtek ALC3287 | - |
Compliant Standards | High Definition Audio, Dolby Audio Premium | - |
Audio Features | - | ASUS SonicMaster |
COMMUNICATIONS | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
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Wireless Controller | Intel Wireless-AC 9560 | - |
Network Interface | Gigabit Ethernet | - |
BATTERY | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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Technology | Lithium Ion | 2-cell Lithium Ion |
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Battery Capacity (Size) | - | 32 Wh |
AC ADAPTER | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
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Output | - | 45 Watt, 19 V, 2.37 A |
INPUT | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
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Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | Chiclet keyboard |
CONNECTIONS & EXPANSIONS | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Lenovo Ethernet extension connector Dock Headphone/microphone combo jack LAN (on supplied cable) |
Headphone/microphone combo jack USB 3.1 Gen 1 2 x USB 2.0 USB-C 3.1 Gen 1 HDMI |
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Memory Card Reader | Yes (microSD) | Yes (microSD, microSDHC, microSDXC) |
SOFTWARE | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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Operating System (OS) | Windows 10 Pro (Microsoft Authorized Refurbisher (MAR)) | No operating system |
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MISCELLANEOUS | Lenovo ThinkPad X390 | ASUS 15 (M509DA) |
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Dockable | Yes | - |
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Included Accessories | - | Power adapter |
Security | - | Firmware Trusted Platform Module (TPM) Security Chip |
Security Slot Type | Kensington security slot | Kensington security slot |
Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
Features | - | System password |
Compliant Standards | ISO 9001, ISO 14001, ISO 27001 | UL, C-Tick, BSMI, CB, CCC, FCC, A-Tick, GOST-R |
SAR Value | - | 0.13 W/kg (body), 0.13 W/kg (limb) |
ENERGY STAR Certified | Yes | Yes |
Model Number | - | EJ381 |