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ASUS Zenbook S14 (UX5406, 2024) vs Lenovo ThinkPad X1 Carbon Gen 13

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

Better figure, where one is clearly better

ASUSZenbook S14 (UX5406, 2024)LenovoThinkPad X1 Carbon Gen 13
Overview
ReleasedSeptember 2024November 2024
Display
Screen size14″14″
Resolution2880 × 18001920 × 1200 or 2880 × 1800
PanelOLEDIPS LCD or OLED
Refresh rate120 Hz60 Hz or 120 Hz
Brightness400 nits500 nits
HDR peak brightness500 nits–
TouchscreenYesNo or Yes
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 coloursWUXGA IPS (non-touch, on-cell touch, or ThinkPad Privacy Guard) or 2.8K OLED (non-touch, or add-on film touch on Core Ultra 200U and 200H models), all 16:10
Colour range100% DCI-P3100% sRGB (IPS); 100% DCI-P3 (OLED)
Screen finishAnti-glare, low-reflection (ASUS UK models)Anti-glare (IPS); anti-glare, anti-reflection and anti-smudge (OLED)
Display featuresVESA DisplayHDR True Black 500; Pantone Validated; TÜV Rheinland-certified low blue light; SGS Eye Care Display; 90% screen-to-body ratioIPS 1,000:1 contrast (1,500:1 with Privacy Guard); OLED 100,000:1 contrast, 120 Hz (VRR on the 500-nit panels), DisplayHDR True Black 500 and Dolby Vision; a 400-nit OLED is offered with Core Ultra 200V only; Eyesafe Certified 2.0; 89.2% 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 288VIntel Core Ultra 5 225U, Intel Core Ultra 5 225H, Intel Core Ultra 5 226V, Intel Core Ultra 5 228V, Intel Core Ultra 5 235U, Intel Core Ultra 5 235H, Intel Core Ultra 5 238V, Intel Core Ultra 7 255U, Intel Core Ultra 7 255H, Intel Core Ultra 7 256V, Intel Core Ultra 7 258V, Intel Core Ultra 7 265U, Intel Core Ultra 7 265H, Intel Core Ultra 7 266V or Intel Core Ultra 7 268V
CPU cores88, 12, 14 or 16
CPU threads88, 14 or 16
GraphicsIntel Arc 130V or Intel Arc 140VIntel Graphics, Intel Arc 130T, Intel Arc 130V, Intel Arc 140T or Intel Arc 140V
AI engine (NPU)40 TOPS, 47 TOPS or 48 TOPS12 TOPS, 13 TOPS, 40 TOPS, 47 TOPS or 48 TOPS
Memory16 GB or 32 GB16 GB, 32 GB or 64 GB
Storage512 GB to 1 TB512 GB to 1 TB
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 TDPCore Ultra 200V (Lunar Lake) with 4 P-cores and 4 LP E-cores; Core Ultra 200U with 2 P-cores, 8 E-cores and 2 LP E-cores; Core Ultra 200H with 4 or 6 P-cores, 8 E-cores and 2 LP E-cores; Intel vPro Enterprise on selected models
GPUIntel Arc Graphics (Arc 130V or 140V)Integrated Intel Arc Graphics 130V or 140V (200V), Intel Arc 130T or 140T (200H) or Intel Graphics (200U); shared memory, DirectX 12.2
AI engineIntel AI Boost NPU, 40 to 48 TOPS depending on processorCopilot+ PC with Core Ultra 200V (NPU up to 48 TOPS); Core Ultra 200U and 200H models are AI PCs with an NPU up to 13 TOPS
Memory typeLPDDR5X on the processor package; 16 or 32 GBLPDDR5X-8533 on the processor package (200V) or soldered LPDDR5X running at 8400 MT/s (200U and 200H), dual-channel, not upgradable; 64 GB only with 200U and 200H
Storage typeM.2 2280 PCIe 4.0 x4 NVMe SSD, 512 GB or 1 TBOne M.2 2280 slot, PCIe 5.0 x4 with 200V and 200H processors or PCIe 4.0 x4 with 200U; NVMe SSD up to 2 TB, Opal 2.0
CoolingUltra-slim vapour chamber with dual IceBlade fans; under 25 dB ambient mode–
Battery and size
Battery life (maker's claim)–Up to 30.6 hours
Battery capacity72 Wh57 Wh
Weight1.2 kg0.986 kg
Thickness12.9 mm14.77 mm
Width × depth310.3 × 214.7 mm312.8 × 214.75 mm
Battery life detail72 Wh, 4-cell Li-ion57 Wh Li-ion; Core Ultra 5 225U with WUXGA non-touch screen, MobileMark 25 up to 17.11 hr, JEITA 3.0 up to 15.5 hr video and 35.6 hr idle, local video up to 30.6 hr; Core Ultra 5 225H, MobileMark 25 up to 16.8 hr, JEITA 3.0 up to 13.9 hr video and 35.2 hr idle, local video up to 28 hr
Charger65 W USB-C; inclusion varies by country65 W USB-C (PD 3.0) adapter, including nano GaN, slim and slim GaN versions; offerings vary by country
Fast charging–Rapid Charge to 80% in 1 hour (when off, in standby or hibernating)
MaterialsCeraluminum lid, aluminium bodyCarbon fibre top cover; magnesium or aluminium bottom cover; MIL-STD-810H tested
ColoursZumaia Gray; Scandinavian WhiteBlack (paint); Black weave; Black FIFA Edition
Connections
Ports2 × Thunderbolt 4, USB-A, HDMI, headphone jack2 × Thunderbolt 4, 2 × USB-A, HDMI, headphone jack
Wi-FiWi-Fi 7Wi-Fi 7 or Wi-Fi 6E
Bluetooth5.45.4 or 5.3 (with Wi-Fi 6E)
Webcam1080p with IR1080p with IR, or 8MP with IR
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 × Thunderbolt 4 (USB4 40 Gbps) with USB PD 15–65 W and DisplayPort 2.1; 2 × USB-A 5 Gbps (one Always On); HDMI 2.1 up to 4K 60 Hz; 3.5 mm headphone/mic combo jack; nano-SIM slot on 4G or 5G models
External displays–Core Ultra 200V, up to two external displays (three including the built-in); Core Ultra 200U and 200H, up to three (four in total); Thunderbolt up to 8K 60 Hz, HDMI up to 4K 60 Hz
KeyboardBacklit chiclet keyboard, 1.1 mm key travel, Copilot key6-row, spill-resistant, backlit; 1.5 mm key travel (1.35 mm on Fn row and G/H/B); Copilot key; TrackPoint
TrackpadEnlarged touchpad (127 × 79 mm) with Smart GestureGlass haptic touchpad (70.5 × 120 mm) or glass 3-button trackpad (56.2 × 120 mm)
Speakers4 speakers, Harman Kardon certifiedStereo 2 W × 2, Dolby Atmos
Microphones2 array microphonesDual-microphone array, 360° far-field, Dolby Voice
BiometricsAiSense IR camera for Windows HelloFingerprint reader in a keyboard key (match-on-chip); IR camera for Windows Hello

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