ASUS 14 (X409FA) vs. Lenovo ThinkPad X280 (20KF)

Laptop Comparison, Reviews and Tests
Lenovo ThinkPad X280 (20KF)

Detailed comparison and review of ASUS 14 (X409FA) and Lenovo ThinkPad X280 (20KF). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.

Laptop Specifications Comparison

ASUS 14 (X409FA) vs. Lenovo ThinkPad X280 (20KF) Comparison Chart
DESIGN AND DIMENSIONS ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
Product Type Notebook Notebook
Dimensions (WxDxH) 32.5 cm x 21.6 cm x 2.29 cm 30.77 cm x 20.98 cm x 1.78 cm
Weight 1.6 kg 1.26 kg
Case Material - Glass-fibre, magnesium-aluminum alloy
Colour Slate grey Black
DISPLAY ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
Screen Size (Type) 14" 12.5"
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1366 x 768 (HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness - 220 cd/m²
Colour Gamut 45% NTSC -
Features Anti-glare Anti-glare
PROCESSOR ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
CPU Intel Core i5 (8th Gen) 8265U / 1.6 GHz Intel Core i5 (8th Gen) 8250U / 1.6 GHz
Max Turbo Speed 3.9 GHz 3.4 GHz
Number of Cores Quad-Core Quad-Core
Cache 6 MB 6 MB
64-bit Computing Yes Yes
Features - Integrated memory controller
MEMORY ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
RAM 8 GB (1 x 4 GB + 4 GB (soldered)) 8 GB (provided memory is soldered)
Max RAM Supported 16 GB -
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed - 2400 MHz
Rated Speed - 2400 MHz
Form Factor SO-DIMM 260-pin -
STORAGE ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 3.0 x2 - NVM Express (NVMe) 256 GB SSD M.2 PCIe - TCG Opal Encryption, NVM Express (NVMe) - Samsung
AUDIO & VIDEO ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
Graphics Processor (GPU) Intel UHD Graphics Intel UHD Graphics 620
Camera Yes - VGA Yes - 720p
Camera Features - ThinkShutter camera privacy
Sound Speaker, microphone Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio Premium
COMMUNICATIONS ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
Wireless 802.11a/b/g/n/ac, Bluetooth 4.1 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller - Intel Dual Band Wireless-AC 8265 - M.2 Card
Features - Gigabit Ethernet via optional Ethernet (RJ-45) adapter
WWAN
Generation - 4G
Technology - LTE
Controller - FIBOCOM L830-EB - M.2 Card
BATTERY ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
Technology 3-cell Lithium Ion 6-cell Lithium Ion
Battery Capacity (Size) 42 Wh 48 Wh
Battery Life - Up to 16.6 hours
AC ADAPTER ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
Input AC 120/230 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 45 Watt, 19 V, 2.37 A 65 Watt, 20 V, 3.25 A
INPUT ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Features Chiclet keyboard Spill-resistant, multi-touch touchpad, buttonless touchpad
CONNECTIONS & EXPANSIONS ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
Slots - Nano-SIM card
Interfaces Headphone/microphone combo jack
USB 3.1 Gen 1
2 x USB 2.0
USB-C 3.1 Gen 1
HDMI
LAN
USB 3.1 Gen 1
USB 3.1 Gen 1 (Always On)
USB-C 3.1 Gen 1
USB-C 3.1 Gen 2 (supports Thunderbolt 3)
HDMI
Lenovo Ethernet extension connector
Dock
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) Yes (microSD)
SOFTWARE ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 10 Pro 64-bit Edition
MISCELLANEOUS ASUS 14 (X409FA) Lenovo ThinkPad X280 (20KF)
Dockable - Yes
Included Accessories Power adapter USB-C power adapter
Security - Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type - Kensington mini security slot
Theft/Intrusion Protection - Security lock slot (cable lock sold separately)
Features - Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested
Compliant Standards - RoHS
SAR Value 0.196 W/kg (body), 0.196 W/kg (limb) -
ENERGY STAR Certified - Yes
Manufacturer Warranty - Limited warranty - 3 years - pick-up and return
Model Number EK034T -
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