ASUS Zenbook A14 (UX3407, 2025) vs Lenovo ThinkPad X1 Carbon Gen 6

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

Better figure, where one is clearly better

Zenbook A14 (UX3407, 2025) compared with ThinkPad X1 Carbon Gen 6
ASUSZenbook A14 (UX3407, 2025)LenovoThinkPad X1 Carbon Gen 6
Overview
ReleasedJanuary 20252018
Display
Screen size14″14″
Resolution1920 × 1200 (better)1920 × 1080
PanelOLED–
Refresh rate60 Hz–
Brightness400 nits (better)300 nits
HDR peak brightness600 nits–
TouchscreenNoYes
Display typeWUXGA OLED, 16:10, 0.2 ms response, 1,000,000:1 contrast, 1.07 billion coloursMaker 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 range100% DCI-P372% on standard displays; 100% Adobe RGB on HDR WQHD according to maker datasheet
Screen finishGlossy on the Snapdragon X model; anti-glare, low-reflection on the Snapdragon X Elite modelAnti-glare on FHD and standard WQHD; glossy on HDR WQHD
Display featuresVESA DisplayHDR True Black 600; TÜV Rheinland-certified low blue light; SGS Eye Care Display; 90% screen-to-body ratio–
Performance
ProcessorQualcomm Snapdragon X X1-26-100 or Qualcomm Snapdragon X Elite X1E-78-100Intel Core i5-8250U
CPU cores8 or 124
CPU threads–8
GraphicsQualcomm Adreno X1-45 or Qualcomm Adreno X1-85Intel UHD Graphics 620
AI engine (NPU)45 TOPS–
Memory16 GB or 32 GB (better)8 GB
Storage1 TB (better)512 GB
CPUSnapdragon X X1-26-100 (8 cores, up to 2.97 GHz, 30 MB cache) or Snapdragon X Elite X1E-78-100 (12 cores, up to 3.4 GHz, 42 MB cache); up to 45 W TDP8th-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
GPUQualcomm Adreno GPUIntegrated Intel UHD Graphics 620 with 8th-generation processors; HD Graphics 620 with i5-7300U
AI engineQualcomm Hexagon NPU, up to 45 TOPS–
Memory typeLPDDR5X-8533 on board; 16 or 32 GB8 or 16 GB soldered LPDDR3-2133 with no sockets; speed reduced for processors with lower memory-controller limits
Storage typeM.2 2280 PCIe 4.0 x4 NVMe SSD, up to 1 TBReplaceable M.2 SATA or PCIe3.0×4 NVMe SSD; listed 512 GB NVMe configuration from Laptop Mag
CoolingDual fans and a heat pipe; 0 dB Whisper Mode–
Battery and size
Battery life (maker's claim)Up to 32 hoursUp to 19.3 hours
Battery capacity70 Wh (better)57 Wh
Weight0.98 kg (better)1.13 kg
Thickness15.9 mm (better)15.95 mm
Width × depth310.7 × 213.9 mm323.5 × 217.1 mm
Battery life detail70 Wh, 3-cell Li-ion; over 32 hours of continuous video playback (ASUS)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
Charger65 W USB-C (Snapdragon X) or 90 W USB-C (Snapdragon X Elite); inclusion varies by country45 W or65 W USB-C adapter, including low-halogen options
Fast charging–Up to 80% in one hour with 65 W adapter
MaterialsCeraluminum chassisCarbon/glass-fibre hybrid display cover; magnesium-alloy/PPS hybrid bottom
ColoursIceland Gray; Zabriskie BeigeBlack; silver not offered in EMEA
Connections
Ports2 × USB4, USB-A, HDMI, headphone jack2 × USB-A, 2 × Thunderbolt 3, HDMI, microSD slot, headphone jack
Wi-FiWi-Fi 7 or Wi-Fi 6EIntel Dual Band Wireless-AC 8265, 2×2 802.11ac; Wireless-AC 9260 for special bids
Bluetooth5.4 or 5.3Bluetooth 4.1 with AC8265 under Windows; hardware supports 4.2; 5.0 with special-bid AC9260
Webcam1080p with IR720p with ThinkShutter, or combined IR and 720p without ThinkShutter
Operating systemWindowsWindows
Port detail2 × USB4 (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 jackTwo 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–Up to three independent displays; USB-C up to 5120 × 2880 at 60 Hz, HDMI up to 4096 × 2160 at 30 Hz
KeyboardBacklit chiclet keyboard, 1.3 mm key travel, Copilot keySix-row spill-resistant backlit keyboard
TrackpadEnlarged precision touchpad with Smart GestureGlass multi-touch touchpad and TrackPoint
Speakers2 super-linear speakers, Dolby Atmos, smart amplifierTwo 1 W speakers with Dolby Audio Premium; Dolby Atmos via headphones
MicrophonesBuilt-in array microphoneDual-array microphones
BiometricsIR camera for Windows HelloMatch-on-chip fingerprint reader; optional IR camera; discrete TPM 2.0

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