ASUS Zenbook S14 (UX5406, 2024) vs ASUS Zenbook S16 (UM5606WA, 2024)

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

Better figure, where one is clearly better

Zenbook S14 (UX5406, 2024) compared with Zenbook S16 (UM5606WA, 2024)
ASUSZenbook S14 (UX5406, 2024)ASUSZenbook S16 (UM5606WA, 2024)
Overview
ReleasedSeptember 2024July 2024
Display
Screen size14″16″
Resolution2880 × 18002880 × 1800
PanelOLEDOLED
Refresh rate120 Hz120 Hz
Brightness400 nits400 nits
HDR peak brightness500 nits500 nits
TouchscreenYesYes or No
Display type3K (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 colours16-inch 3K OLED, 16:10; touch with stylus support, or non-touch depending on configuration
Colour range100% DCI-P3100% DCI-P3; Pantone Validated
Screen finishAnti-glare, low-reflection (ASUS UK models)–
Display featuresVESA DisplayHDR True Black 500; Pantone Validated; TÜV Rheinland-certified low blue light; SGS Eye Care Display; 90% screen-to-body ratio0.2 ms response, 1,000,000:1 contrast, DisplayHDR True Black 500, 1.07 billion colours; TÜV Rheinland low blue light and SGS Eye Care; 90% screen-to-body ratio
Performance
ProcessorIntel Core Ultra 5 226V, Intel Core Ultra 7 256V, Intel Core Ultra 7 258V or Intel Core Ultra 9 288VAMD Ryzen AI 9 HX 370 or AMD Ryzen AI 9 365
CPU cores810 or 12
CPU threads820 or 24
GraphicsIntel Arc 130V or Intel Arc 140VRadeon 890M Graphics or Radeon 880M Graphics
AI engine (NPU)40 TOPS, 47 TOPS or 48 TOPS50 TOPS (better)
Memory16 GB or 32 GB24 GB or 32 GB
Storage512 GB to 1 TB1 TB to 2 TB (better)
CPUIntel Core Ultra 5 226V, Core Ultra 7 256V or 258V, or Core Ultra 9 288V; 8 cores, 8 threads; up to 28 W CPU TDPAMD Ryzen AI 9 HX 370 or Ryzen AI 9 365; this file covers the 2024 UM5606WA platform, rather than later UM5606KA or UM5606GA processors
GPUIntel Arc Graphics (Arc 130V or 140V)Integrated Radeon 890M with HX 370 or Radeon 880M with Ryzen AI 9 365
AI engineIntel AI Boost NPU, 40 to 48 TOPS depending on processorAMD XDNA 2 NPU, up to 50 TOPS
Memory typeLPDDR5X on the processor package; 16 or 32 GB24 or 32 GB onboard LPDDR5X; not upgradable
Storage typeM.2 2280 PCIe 4.0 x4 NVMe SSD, 512 GB or 1 TB1 or 2 TB M.2 NVMe PCIe 4.0 SSD; one M.2 2280 PCIe 4.0 x4 slot including the installed drive
CoolingUltra-slim vapour chamber with dual IceBlade fans; under 25 dB ambient modeDual fans, ultra-slim vapour chamber and geometric grille
Battery and size
Battery life (maker's claim)–Up to 20.7 hours
Battery capacity72 Wh78 Wh (better)
Weight1.2 kg (better)1.5 kg
Thickness12.9 mm12.9 mm
Width × depth310.3 × 214.7 mm353.6 × 243 mm
Battery life detail72 Wh, 4-cell Li-ion78 Wh, 4-cell Li-ion; ASUS offline video tests at 150 nits with Wi-Fi and Bluetooth off give 20.7 hours for HX 370/32 GB/2 TB, 19.7 hours for HX 370/24 GB/1 TB and 19.6 hours for Ryzen AI 9 365/24 GB/1 TB
Charger65 W USB-C; inclusion varies by country65 W USB-C adapter; inclusion varies by region
MaterialsCeraluminum lid, aluminium bodyCeraluminum lid and aluminium body; 11.9–12.9 mm thick
ColoursZumaia Gray; Scandinavian WhiteScandinavian White; Zumaia Grey (availability varies by region)
Connections
Ports2 × Thunderbolt 4, USB-A, HDMI, headphone jack2 × USB4, USB-A, HDMI, SD card slot, headphone jack
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.45.4
Webcam1080p with IR1080p with IR for Windows Hello
Operating systemWindowsWindows
Port detail2 × 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 jack2 × USB4 40 Gbps with display and power delivery; USB-A 10 Gbps; HDMI 2.1 TMDS; SD 4.0 reader; 3.5 mm combo audio
KeyboardBacklit chiclet keyboard, 1.1 mm key travel, Copilot keyBacklit chiclet keyboard, 1.1 mm key travel and Copilot key
TrackpadEnlarged touchpad (127 × 79 mm) with Smart GesturePrecision touchpad with Smart Gesture
Speakers4 speakers, Harman Kardon certifiedSix speakers
Microphones2 array microphonesBuilt-in microphone array
BiometricsAiSense IR camera for Windows HelloIR camera for Windows Hello

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