ASUS Zenbook S14 (UX5406, 2024) vs Lenovo Yoga Slim 7i Aura Edition (15ILL9)

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Zenbook S14 (UX5406, 2024) compared with Yoga Slim 7i Aura Edition (15ILL9)

	ASUSZenbook S14 (UX5406, 2024)	LenovoYoga Slim 7i Aura Edition (15ILL9)
Overview
Released
Released	September 2024	September 2024
Display
Screen size
Screen size	14″	15.3″
Resolution
Resolution	2880 × 1800	2880 × 1800
Panel
Panel	OLED	IPS LCD or OLED
Refresh rate
Refresh rate	120 Hz	120 Hz
Brightness
Brightness	400 nits	500 nits (better)
HDR peak brightness
HDR peak brightness	500 nits	–
Touchscreen
Touchscreen	Yes	Yes or No
Display type
Display type	3K (2880 × 1800) OLED touchscreen with stylus support, or WUXGA (1920 × 1200) 60 Hz non-touch OLED; 16:10, 0.2 ms, 1,000,000:1, 1.07 billion colours	15.3-inch 2.8K IPS touchscreen, or non-touch OLED; 16:10
Colour range
Colour range	100% DCI-P3	100% DCI-P3 and 100% sRGB
Screen finish
Screen finish	Anti-glare, low-reflection (ASUS UK models)	Glossy glass with anti-fingerprint treatment
Display features
Display features	VESA DisplayHDR True Black 500; Pantone Validated; TÜV Rheinland-certified low blue light; SGS Eye Care Display; 90% screen-to-body ratio	Dolby Vision and Eyesafe; IPS models have DisplayHDR 400 and TCON colour calibration; OLED models have DisplayHDR True Black 600 and X-Rite factory calibration
Performance
Processor
Processor	Intel Core Ultra 5 226V, Intel Core Ultra 7 256V, Intel Core Ultra 7 258V or Intel Core Ultra 9 288V	Intel Core Ultra 7 256V or Intel Core Ultra 7 258V
CPU cores
CPU cores	8	8
CPU threads
CPU threads	8	8
Graphics
Graphics	Intel Arc 130V or Intel Arc 140V	Intel Arc 140V
AI engine (NPU)
AI engine (NPU)	40 TOPS, 47 TOPS or 48 TOPS (better)	47 TOPS
Memory
Memory	16 GB or 32 GB	16 GB or 32 GB
Storage
Storage	512 GB to 1 TB	1 TB
CPU
CPU	Intel Core Ultra 5 226V, Core Ultra 7 256V or 258V, or Core Ultra 9 288V; 8 cores, 8 threads; up to 28 W CPU TDP	Intel Core Ultra 7 256V or 258V, each with 4 P-cores and 4 low-power E-cores; 8 threads
GPU
GPU	Intel Arc Graphics (Arc 130V or 140V)	Integrated Intel Arc Graphics 140V
AI engine
AI engine	Intel AI Boost NPU, 40 to 48 TOPS depending on processor	Intel AI Boost, up to 47 TOPS
Memory type
Memory type	LPDDR5X on the processor package; 16 or 32 GB	16 or 32 GB LPDDR5X-8533 memory on the processor package; not upgradable
Storage type
Storage type	M.2 2280 PCIe 4.0 x4 NVMe SSD, 512 GB or 1 TB	One M.2 2242 PCIe 4.0 x4 SSD slot; Lenovo lists 512 GB and 1 TB offerings
Cooling
Cooling	Ultra-slim vapour chamber with dual IceBlade fans; under 25 dB ambient mode	–
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	–	Up to 22 hours
Battery capacity
Battery capacity	72 Wh (better)	70 Wh
Weight
Weight	1.2 kg (better)	1.53 kg
Thickness
Thickness	12.9 mm (better)	13.9 mm
Width × depth
Width × depth	310.3 × 214.7 mm	343.8 × 235.4 mm
Battery life detail
Battery life detail	72 Wh, 4-cell Li-ion	70 Wh; up to 22 hours local 1080p video or 13.5 hours web browsing at 150 nits (Lenovo); actual endurance varies
Charger
Charger	65 W USB-C; inclusion varies by country	65 W USB-C adapter
Fast charging
Fast charging	–	Rapid Charge Express, 15 minutes for up to 3 hours of use while powered off or hibernating (Lenovo)
Materials
Materials	Ceraluminum lid, aluminium body	Aluminium top and bottom covers; starting weight 1.53 kg
Colours
Colours	Zumaia Gray; Scandinavian White	Luna Grey
Connections
Ports
Ports	2 × Thunderbolt 4, USB-A, HDMI, headphone jack	2 × Thunderbolt 4, USB-A, HDMI, headphone jack
Wi-Fi
Wi-Fi	Wi-Fi 7	Wi-Fi 7
Bluetooth
Bluetooth	5.4	5.4
Webcam
Webcam	1080p with IR	1080p with IR, ToF sensor and electronic shutter
Operating system
Operating system	Windows	Windows
Port detail
Port detail	2 × Thunderbolt 4 (40 Gbps) with display and power delivery; USB 3.2 Gen 2 Type-A (10 Gbps); HDMI 2.1 TMDS; 3.5 mm combo audio jack	2 × Thunderbolt 4 with USB PD 45–65 W and DisplayPort 2.1; USB-A 5 Gbps; HDMI 2.1 up to 4K 60 Hz; 3.5 mm headphone/microphone jack
External displays
External displays	–	Up to two external displays; USB-C up to 8K 60 Hz, which uses two display pipes and reduces simultaneous display support
Keyboard
Keyboard	Backlit chiclet keyboard, 1.1 mm key travel, Copilot key	Backlit keyboard; no numeric keypad or pen support
Trackpad
Trackpad	Enlarged touchpad (127 × 79 mm) with Smart Gesture	Glass Precision TouchPad, 80 × 135 mm
Speakers
Speakers	4 speakers, Harman Kardon certified	4 speakers, 2 × 2 W woofers and 2 × 2 W tweeters; Dolby Atmos
Microphones
Microphones	2 array microphones	Four-microphone array
Biometrics
Biometrics	AiSense IR camera for Windows Hello	IR camera for Windows Hello; no fingerprint reader