Lenovo ThinkPad X280 vs Lenovo ThinkPad X390

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ThinkPad X280 compared with ThinkPad X390

	LenovoThinkPad X280	LenovoThinkPad X390
Overview
Released
Released	January 2018	March 2019
Display
Screen size
Screen size	12.5″	13.3″
Resolution
Resolution	1920 × 1080	1920 × 1080
Panel
Panel	IPS LCD	IPS LCD
Brightness
Brightness	300 nits	300 nits
Touchscreen
Touchscreen	Yes	Yes
Display type
Display type	Listed FHD IPS ten-point touch panel; FHD non-touch and HD 1366 × 768 options also offered; non-touch FHD not offered in US	Listed FHD ten-point-touch IPS panel, 72% NTSC; optional FHD non-touch IPS, HD 1366 × 768 TN at 250 nits or Privacy Guard FHD IPS at 400 nits
Screen finish
Screen finish	Anti-glare	Anti-glare
Performance
Processor
Processor	Intel Core i5-8250U	Intel Core i7-8565U
CPU cores
CPU cores	4	4
CPU threads
CPU threads	8	8
Graphics
Graphics	Intel UHD Graphics 620	Intel UHD Graphics
Memory
Memory	8 GB	16 GB (better)
Storage
Storage	512 GB	512 GB
CPU
CPU	7th- or 8th-generation Intel Core processors; listed configuration verified by Windows Central	8th-generation Core i3/i5/i7; later 10th-generation Core i5/i7 outside EMEA; listed combination verified by Windows Central; available by March 2019 according to contemporaneous Notebookcheck coverage, ahead of maker's planned May launch
GPU
GPU	Integrated Intel HD Graphics 620 or UHD Graphics 620, depending on processor	Integrated Intel UHD Graphics; no separate graphics option
Memory type
Memory type	DDR4-2400 soldered to system board; no sockets, up to 16 GB; 4 GB option not offered in US or EMEA	DDR4-2400 soldered to system board; no sockets; 4, 8, 16 or 32 GB; 32 GB unavailable on later 10th-generation models
Storage type
Storage type	Replaceable M.2 SATA or PCIe 3.0 ×4 NVMe SSD; listed configuration has a 512 GB PCIe SSD (Windows Central)	One replaceable M.2 SATA or PCIe NVMe drive; PCIe 3.0 ×4 for 2280 or ×2 for 2242; listed 512 GB PCIe NVMe drive (Windows Central)
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	Up to 16.6 hours	Up to 17.6 hours
Battery capacity
Battery capacity	48 Wh	48 Wh
Weight
Weight	1.27 kg (better)	1.28 kg
Thickness
Thickness	17.8 mm	16.9 mm (better)
Width × depth
Width × depth	307.7 × 209.8 mm	311.9 × 217.2 mm
Battery life detail
Battery life detail	Integrated 48 Wh battery; up to 16.6 hours in MobileMark 2014; Rapid Charge up to 80% in one hour with 65 W adapter; weight shown for touch configuration, non-touch FHD starts at 1.13 kg, HD at 1.26 kg; body thickness 17.4–17.8 mm	Integrated 48 Wh; up to 17.6 hours MobileMark 2014 or 19 hours JEITA 2.0; Rapid Charge up to 80% in one hour with 65 W adapter; weight and dimensions shown for PPS touch configuration, non-touch carbon-fibre FHD starts at 1.22 kg and 16.5 mm thickness
Charger
Charger	45 W or 65 W USB-C adapter	45 W or 65 W USB-C adapter
Materials
Materials	Glass-fibre display cover on HD and FHD touch models; carbon-fibre cover on FHD non-touch; magnesium/aluminium bottom	PPS or carbon-fibre display cover; magnesium-aluminium bottom; carbon-fibre cover offered only with non-touch FHD
Colours
Colours	Black	Black
Connections
Ports
Ports	2 × USB-A, 2 × USB-C, Thunderbolt, HDMI, microSD slot, headphone jack	2 × USB-A, 2 × USB-C, Thunderbolt, HDMI, microSD slot, headphone jack
Wi-Fi
Wi-Fi	Intel Wireless-AC 8265, 2×2 802.11ac	Intel Wireless-AC 9560, 2×2 802.11ac; optional Wi-Fi 6 AX200
Bluetooth
Bluetooth	Bluetooth 4.1	Bluetooth 5.1 in current PSREF; earlier Windows configurations reported as 5.0
Webcam
Webcam	Optional 720p with ThinkShutter, or IR plus 720p without shutter	Optional 720p or IR plus 720p hybrid, with ThinkShutter
Operating system
Operating system	Windows	Windows
Port detail
Port detail	Two USB-A 3.1 Gen 1, USB-C Gen 1 with PD/DisplayPort, USB-C Gen 2/Thunderbolt 3 with PD/DisplayPort, HDMI 1.4b, Ethernet extension connector, microSD/nano-SIM combo slot, combo audio and side dock; optional smart card reader; RJ-45 requires ThinkPad Ethernet Extension Adapter Gen 2	Two USB-A 3.1 Gen 1, USB-C Gen 1 and USB-C Gen 2/Thunderbolt 3 with PD/DisplayPort, HDMI 1.4b, Ethernet extension connector, combo audio and side dock; optional microSD or microSD/nano-SIM combo slot, smart card reader; RJ-45 requires ThinkPad Ethernet Extension Adapter Gen 2
External displays
External displays	Up to three independent displays; USB-C up to 4096 × 2304 at 60 Hz, HDMI up to 4096 × 2160 at 30 Hz	Up to three independent displays; HDMI up to 4096 × 2160 at 24 Hz, Thunderbolt up to 4096 × 2304 at 60 Hz
Keyboard
Keyboard	Six-row spill-resistant keyboard with optional LED backlight	Six-row spill-resistant keyboard with optional LED backlight; removable without taking apart the main chassis (Notebookcheck)
Trackpad
Trackpad	Buttonless Mylar multi-touch touchpad and TrackPoint	Mylar multi-touch touchpad and TrackPoint
Speakers
Speakers	Stereo speakers, 2 W × 2, Dolby Audio Premium	Stereo speakers, 1 W × 2, Dolby Audio Premium
Microphones
Microphones	Dual-array microphones	Dual-array far-field microphones; no-microphone option for special bids
Biometrics
Biometrics	Optional touch fingerprint reader or IR camera; discrete TPM 2.0	Optional match-on-chip fingerprint reader or IR camera; discrete TPM 2.0