ASUS ROG Zephyrus G14 (2025) vs Lenovo ThinkPad T440

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ROG Zephyrus G14 (2025) compared with ThinkPad T440

	ASUSROG Zephyrus G14 (2025)	LenovoThinkPad T440
Overview
Released
Released	March 2025	October 2013
Display
Screen size
Screen size	14″	14″
Resolution
Resolution	2880 × 1800 (better)	1366 × 768 or 1600 × 900
Brightness
Brightness	–	200 nits or 250 nits
Panel
Panel	OLED	–
Refresh rate
Refresh rate	120 Hz	–
Touchscreen
Touchscreen	No	No or Yes
Display type
Display type	14-inch 3K OLED, 16:10; non-touch confirmed by Ultrabookreview's exact GA403WR review	14-inch HD (1366 × 768, 200 nits, 350:1 contrast) or HD+ (1600 × 900, 250 nits, 400:1 contrast); optional ten-finger touch
Colour range
Colour range	100% DCI-P3; Pantone Validated	–
Screen finish
Screen finish	Anti-reflection coating	Anti-glare
Display features
Display features	NVIDIA G-SYNC; MUX switch and Advanced Optimus; 0.2 ms response; Dolby Vision and DisplayHDR True Black 500; ASUS gives 500 nits panel peak without specifying an SDR or HDR measurement	–
Performance
Processor
Processor	AMD Ryzen AI 9 HX 370	Intel Core i5-4200U or Intel Core i5-4300U
CPU cores
CPU cores	12	2
CPU threads
CPU threads	24	4
Graphics
Graphics	NVIDIA GeForce RTX 5070 Ti Laptop GPU	Intel HD Graphics 4400
AI engine (NPU)
AI engine (NPU)	50 TOPS	–
Memory
Memory	32 GB (better)	4 GB or 8 GB
Storage
Storage	1 TB to 2 TB (better)	256 GB to 500 GB
CPU
CPU	Ryzen AI 9 HX 370 in the listed UK configurations; other regional models offer Ryzen 9 270	Fourth-generation Intel Core i3, i5 and i7 dual-core low-voltage processors; SoC platform
GPU
GPU	RTX 5070 Ti Laptop GPU, 12 GB GDDR7; up to 110 W including 25 W Dynamic Boost, 1812 MHz in Turbo mode; other regional models offer RTX 5060, 5070 or 5080	Integrated Intel HD Graphics 4400; optional NVIDIA GeForce GT 720M with 1 GB and Optimus
AI engine
AI engine	AMD XDNA 2 NPU, up to 50 TOPS	–
Memory type
Memory type	32 GB LPDDR5X-8000 onboard in the listed UK configurations; no memory expansion; global range up to 64 GB	DDR3L-1600; one SO-DIMM socket, up to 8 GB, or 12 GB on selected models with 4 GB soldered
Storage type
Storage type	1 or 2 TB PCIe 4.0 NVMe M.2 SSD; one M.2 slot including the installed drive	Removable 2.5-inch SATA HDD, SSD or SSHD; optional M.2 SSD shares space with WWAN or smart card reader, depending on slot
Cooling
Cooling	ROG Intelligent Cooling with liquid metal; heatpipe and fan arrangement varies by GPU configuration	–
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	–	Up to 8.6 hours
Battery capacity
Battery capacity	73 Wh	–
Weight
Weight	1.57 kg (better)	1.72 kg
Thickness
Thickness	18.3 mm (better)	21 mm
Width × depth
Width × depth	311 × 220 mm	339 × 232.5 mm
Battery life detail
Battery life detail	73 Wh, 4-cell Li-ion	Optional internal 23.5 Wh battery; removable external 23.5 Wh, 47.5 Wh or 72 Wh battery; integrated graphics, internal plus 23.5 Wh external up to 8.6 hours, plus 47.5 Wh up to 12.9 hours, plus 72 Wh up to 17.2 hours; Optimus up to 7.7 / 11.6 / 15.4 hours; weight shown with internal and three-cell external batteries, non-touch
Charger
Charger	200 W adapter for the listed UK configurations	45 W; 65 W on optional GeForce GT 720M models
Materials
Materials	Aluminium chassis; listed UK RTX 5070 Ti models weigh 1.57 kg and are 15.9–18.3 mm thick; lower GPU regional variants have different dimensions and weight	Glass-fibre reinforced plastic
Colours
Colours	Eclipse Gray; Platinum White (availability varies by SKU)	Black
Connections
Ports
Ports	USB4, USB-C, 2 × USB-A, HDMI, microSD slot, headphone jack	2 × USB-A, Ethernet, SD card slot, headphone jack
Wi-Fi
Wi-Fi	Wi-Fi 7	802.11b/g/n or 802.11a/b/g/n; optional 802.11ac
Bluetooth
Bluetooth	5.4	Optional Bluetooth 4.0
Webcam
Webcam	1080p with IR for Windows Hello	Optional 720p
Operating system
Operating system	Windows	Windows
Port detail
Port detail	USB4 40 Gbps with DisplayPort and power delivery; USB-C 10 Gbps with display and power delivery; 2 × USB-A 10 Gbps; HDMI 2.1 FRL; microSD UHS-II; 3.5 mm combo audio; supports XG Mobile GC34	Two USB 3.0 (one Always On), VGA, Mini DisplayPort, Gigabit Ethernet, combo audio jack, SD/MMC/SDHC/SDXC reader, optional smart card and SIM slot; docking connector on integrated graphics models
External displays
External displays	–	Three independent displays; Mini DisplayPort up to 3840 × 2160 at 30 Hz on integrated graphics; VGA up to 1920 × 1200 at 60 Hz; Optimus DisplayPort up to 2560 × 1600 at 60 Hz
Keyboard
Keyboard	RGB backlit chiclet keyboard with Copilot key; Slash Lighting on the lid	Six-row spill-resistant keyboard; TrackPoint; optional backlight
Trackpad
Trackpad	Large touchpad	UltraNav multi-touch touchpad; five buttons integrated into the clickpad
Speakers
Speakers	Four force-cancelling woofers and two tweeters, Smart Amplifier and Dolby Atmos	1 W × 2 stereo speakers
Microphones
Microphones	Three-microphone array with AI noise cancellation	Dual-array microphone
Biometrics
Biometrics	IR camera for Windows Hello	Optional swipe fingerprint reader; TPM 1.2