Dell XPS 16 9640 vs Lenovo ThinkBook 16 Gen 9 (Intel)

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

Only show differences

Better figure, where one is clearly better

Share comparison

XPS 16 9640 compared with ThinkBook 16 Gen 9 (Intel)

	DellXPS 16 9640	LenovoThinkBook 16 Gen 9 (Intel)
Overview
Released
Released	February 2024	January 2026
Display
Screen size
Screen size	16.3″	16″
Resolution
Resolution	1920 × 1200 or 3840 × 2400 (better)	1920 × 1200 or 2560 × 1600
Panel
Panel	IPS LCD or OLED	IPS LCD
Refresh rate
Refresh rate	120 Hz or 90 Hz	60 Hz or 120 Hz
Brightness
Brightness	500 nits or 400 nits (better)	400 nits
Touchscreen
Touchscreen	No or Yes	No or Yes
Display type
Display type	FHD+ (1920 × 1200) WLED, non-touch, anti-glare, 30–120 Hz; or UHD+ (3840 × 2400) OLED touchscreen with passive pen support, anti-reflective and anti-smudge, 48–90 Hz	WUXGA IPS (non-touch, or in-cell touch at 120 Hz) or WQXGA (2560 × 1600) IPS, all 16:10
Pixel density
Pixel density	139 ppi (LCD); 278.1 ppi (OLED)	–
Colour range
Colour range	100% sRGB (LCD); 100% DCI-P3 (OLED)	45% NTSC (WUXGA non-touch); 100% sRGB (WUXGA touch and WQXGA)
Screen finish
Screen finish	Anti-glare (LCD); anti-reflective, anti-smudge (OLED)	Anti-glare
Display features
Display features	2000:1 contrast, 35 ms response (LCD); OLED 400 nits typical, 1,000,000:1 contrast, 1 ms typical response; Eyesafe hardware low blue light	Contrast 1,000:1 (WUXGA non-touch) or 1,200:1 (others); TCON colour calibration on WQXGA; Eyesafe Certified 2.0 or TÜV Rheinland Low Blue Light
Performance
Processor
Processor	Intel Core Ultra 7 155H or Intel Core Ultra 9 185H	Intel Core Ultra 5 325 or Intel Core Ultra 7 355
CPU cores
CPU cores	16	8
CPU threads
CPU threads	22	8
Graphics
Graphics	Intel Arc Graphics or NVIDIA GeForce RTX 4070	Intel Graphics
AI engine (NPU)
AI engine (NPU)	11 TOPS	47 TOPS or 49 TOPS (better)
Memory
Memory	16 GB or 64 GB (better)	16 GB or 32 GB
Storage
Storage	512 GB to 4 TB (better)	512 GB to 1 TB
CPU
CPU	Intel Core Ultra 7 155H (up to 4.8 GHz), Core Ultra 7 165H (up to 5 GHz) or Core Ultra 9 185H (up to 5.1 GHz); 16 cores, 22 threads; up to 55 W (integrated graphics) or 20 W + 60 W CPU and GPU in Ultra Performance mode	Core Ultra 5 322 or 332 (2 P-cores, 4 LP E-cores), Core Ultra 5 325 or Core Ultra 7 355 (4 P-cores, 4 LP E-cores); 12 MB cache
GPU
GPU	Intel Arc Graphics; or NVIDIA GeForce RTX 4050 (6 GB GDDR6), RTX 4060 (8 GB GDDR6) or RTX 4070 (8 GB GDDR6)	Integrated Intel Graphics, shared memory, DirectX 12 Ultimate
AI engine
AI engine	Intel AI Boost NPU	Copilot+ PC; NPU up to 49 TOPS
Memory type
Memory type	LPDDR5X, soldered; 16 GB at 6400 MT/s (Intel Arc); 16, 32 or 64 GB at 6400 MT/s (RTX 4050 and 4060); 32 or 64 GB at 7467 MT/s (RTX 4070)	DDR5-5600 in two SODIMM slots, dual-channel capable; up to 64 GB
Storage type
Storage type	One M.2 slot; 512 GB or 1 TB M.2 2230, or 1, 2 or 4 TB M.2 2280, PCIe Gen 4 NVMe SSD	One M.2 2242 PCIe 4.0 x4 NVMe SSD (256 GB to 1 TB) plus an empty M.2 2280 PCIe 4.0 x4 slot; up to two drives
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	–	Up to 18.18 hours
Battery capacity
Battery capacity	99.5 Wh (better)	48 Wh
Weight
Weight	2.13 kg	1.7 kg (better)
Thickness
Thickness	18.7 mm	17.5 mm (better)
Width × depth
Width × depth	358.18 × 240.05 mm	356 × 253.5 mm
Battery life detail
Battery life detail	99.5 Wh 6-cell lithium-ion	48 Wh, MobileMark 30 up to 11.63 hr and local 1080p video up to 18.18 hr; 71 Wh, MobileMark 30 up to 14.88 hr and local video up to 26.0 hr
Charger
Charger	130 W USB-C adapter	65 W USB-C (PD 3.0) adapter, 3-pin or slim wall-mount; offerings vary by country
Fast charging
Fast charging	ExpressCharge; full charge in about 2 hours with the laptop off	Rapid Charge Pro to 50% in 30 minutes (48 Wh battery, when off, in standby or hibernating)
Materials
Materials	CNC-machined aluminium; Gorilla Glass 3	Aluminium top; PC-ABS or aluminium bottom; MIL-STD-810H tested
Colours
Colours	Graphite or Platinum	Arctic Grey (dual-tone)
Connections
Ports
Ports	3 × Thunderbolt 4, microSD slot, headphone jack	2 × Thunderbolt 4, 2 × USB-A, HDMI, SD card slot, Ethernet, headphone jack
Wi-Fi
Wi-Fi	Wi-Fi 7	Wi-Fi 6 or Wi-Fi 7
Bluetooth
Bluetooth	5.4	5.3 or 5.4
Webcam
Webcam	1080p with IR	1080p with IR, or 5MP; privacy shutter
Operating system
Operating system	Windows	Windows
Port detail
Port detail	3 × Thunderbolt 4 USB-C with USB4, DisplayPort and Power Delivery (RTX 4070 models have 2 × Thunderbolt 4 on the left and 1 × USB 3.2 Gen 2 USB-C on the right); microSD card reader (v6.0); 3.5 mm headset jack; no lock slot	2 × Thunderbolt 4 with USB PD 45–65 W and DisplayPort 2.1; 2 × USB-A 5 Gbps (one Always On); HDMI 2.1 up to 4K 60 Hz; Gigabit Ethernet (RJ-45); SD card reader; 3.5 mm headphone/mic combo jack
External displays
External displays	–	Up to three external displays via HDMI and Thunderbolt (four including the built-in); Thunderbolt up to 5120 × 3200 at 60 Hz, HDMI up to 4K 60 Hz
Keyboard
Keyboard	Backlit zero-lattice keyboard; capacitive touch function row; Copilot key	6-row, spill-resistant, with numeric keypad; 1.5 mm key travel; Copilot key; optional backlight
Trackpad
Trackpad	Seamless glass haptic touchpad, 148 × 90 mm	Buttonless Mylar surface, Precision TouchPad, 75 × 120 mm
Speakers
Speakers	Quad speakers (two woofers at 3 W, two tweeters at 2 W)	Stereo 2 W × 2, Dolby Audio
Microphones
Microphones	Digital-array microphones	Dual-microphone array with noise cancelling
Biometrics
Biometrics	IR camera for Windows Hello face recognition; fingerprint reader in the power button	Optional fingerprint reader in the power button (match-on-chip); optional IR camera for Windows Hello