Acer Swift Air 14 (SFA14-I31) vs Lenovo ThinkPad X1 Carbon Gen 6

Every spec side by side, from each maker's published figures.

Only show differences

Better figure, where one is clearly better

Share comparison

Swift Air 14 (SFA14-I31) compared with ThinkPad X1 Carbon Gen 6

	AcerSwift Air 14 (SFA14-I31)	LenovoThinkPad X1 Carbon Gen 6
Overview
Released
Released	July 2026	2018
Display
Screen size
Screen size	14″	14″
Resolution
Resolution	1920 × 1200 (better)	1920 × 1080
Panel
Panel	IPS LCD	–
Refresh rate
Refresh rate	120 Hz	–
Brightness
Brightness	350 nits (better)	300 nits
Touchscreen
Touchscreen	No	Yes
Display type
Display type	WUXGA IPS, 16:10, ComfyView (matte), non-touch	Maker describes wide-viewing-angle LCD; listed FHD touch display is 300 nits, 700:1 contrast and 72% colour gamut; optional matte WQHD 300-nit or glossy Dolby Vision WQHD 500-nit displays
Colour range
Colour range	100% sRGB	72% on standard displays; 100% Adobe RGB on HDR WQHD according to maker datasheet
Screen finish
Screen finish	Matte	Anti-glare on FHD and standard WQHD; glossy on HDR WQHD
Performance
Processor
Processor	Intel Core 5 320 or Intel Core 7 350	Intel Core i5-8250U
CPU cores
CPU cores	6	4
CPU threads
CPU threads	6	8
Graphics
Graphics	Intel Graphics	Intel UHD Graphics 620
AI engine (NPU)
AI engine (NPU)	16 TOPS or 17 TOPS	–
Memory
Memory	8 GB or 12 GB (better)	8 GB
Storage
Storage	512 GB	512 GB
CPU
CPU	Intel Core 5 320 or Core 7 350 with 2 P-cores and 4 LP E-cores (6 threads)	8th-generation quad-core Core i5/i7, with a 7th-generation dual-core i5-7300U also listed in later PSREF; exact i5-8250U/8GB/512GB/FHD touch configuration from Laptop Mag's review narrative
GPU
GPU	Integrated Intel Graphics, shared memory	Integrated Intel UHD Graphics 620 with 8th-generation processors; HD Graphics 620 with i5-7300U
AI engine
AI engine	Intel NPU up to 17 TOPS; up to 40 platform TOPS	–
Memory type
Memory type	LPDDR5 on board; 8 or 12 GB in the UK (up to 16 GB elsewhere)	8 or 16 GB soldered LPDDR3-2133 with no sockets; speed reduced for processors with lower memory-controller limits
Storage type
Storage type	M.2 PCIe 4.0 NVMe SSD, 512 GB; upgradeable to 1 TB	Replaceable M.2 SATA or PCIe3.0×4 NVMe SSD; listed 512 GB NVMe configuration from Laptop Mag
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	Up to 21 hours	Up to 19.3 hours
Battery capacity
Battery capacity	70 Wh (better)	57 Wh
Weight
Weight	1.19 kg	1.13 kg (better)
Thickness
Thickness	13.3 mm (better)	15.95 mm
Width × depth
Width × depth	314 × 222.7 mm	323.5 × 217.1 mm
Battery life detail
Battery life detail	70 Wh 3-cell Li-ion; up to 21 hr video playback, 16 hr web browsing and 12 hr MobileMark 30 (Acer UK)	Integrated 57 Wh lithium-ion battery; maker maximum 19.3 hours MobileMark 2014 in later PSREF, launch press coverage claimed up to 15 hours; headline 1.13 kg is maker starting weight
Charger
Charger	100 W maximum power supply	45 W or65 W USB-C adapter, including low-halogen options
Fast charging
Fast charging	50% in 30 minutes	Up to 80% in one hour with 65 W adapter
Materials
Materials	All-aluminium chassis with CNC diamond-cut cover	Carbon/glass-fibre hybrid display cover; magnesium-alloy/PPS hybrid bottom
Colours
Colours	Sage Green; Frost Blue; Blossom Pink; Lilac Purple	Black; silver not offered in EMEA
Connections
Ports
Ports	2 × USB4, USB-A, headphone jack	2 × USB-A, 2 × Thunderbolt 3, HDMI, microSD slot, headphone jack
Wi-Fi
Wi-Fi	Wi-Fi 6E	Intel Dual Band Wireless-AC 8265, 2×2 802.11ac; Wireless-AC 9260 for special bids
Bluetooth
Bluetooth	5.3	Bluetooth 4.1 with AC8265 under Windows; hardware supports 4.2; 5.0 with special-bid AC9260
Webcam
Webcam	FHD with IR	720p with ThinkShutter, or combined IR and 720p without ThinkShutter
Operating system
Operating system	Windows	Windows
Port detail
Port detail	2 × USB Type-C (USB4 in Acer UK's spec sheet, Thunderbolt 4 on its overview page, "full function" in the press release); USB 3.2 Gen 1 Type-A; 3.5 mm audio jack	Two USB-A 3.1 Gen 1, one always-on; two USB-C Gen 2 / Thunderbolt 3 with Power Delivery and DisplayPort; HDMI 1.4b, microSD UHS-II, combo audio, Ethernet extension connector and side dock; RJ-45 needs optional ThinkPad Ethernet Extension Adapter Gen 2
External displays
External displays	–	Up to three independent displays; USB-C up to 5120 × 2880 at 60 Hz, HDMI up to 4096 × 2160 at 30 Hz
Keyboard
Keyboard	White backlit keyboard with Copilot key	Six-row spill-resistant backlit keyboard
Trackpad
Trackpad	Microsoft Precision Touchpad	Glass multi-touch touchpad and TrackPoint
Speakers
Speakers	Four speakers, DTS:X Ultra	Two 1 W speakers with Dolby Audio Premium; Dolby Atmos via headphones
Microphones
Microphones	Dual digital microphones	Dual-array microphones
Biometrics
Biometrics	IR camera for Windows Hello; no fingerprint reader	Match-on-chip fingerprint reader; optional IR camera; discrete TPM 2.0