Dell XPS 14 9440 vs Microsoft Surface Laptop 15″ (8th Edition)

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XPS 14 9440 compared with Surface Laptop 15″ (8th Edition)

	DellXPS 14 9440	MicrosoftSurface Laptop 15″ (8th Edition)
Overview
Released
Released	February 2024	June 2026
Display
Screen size
Screen size	14.5″	15″
Resolution
Resolution	1920 × 1200 or 3200 × 2000	3270 × 2180 (better)
Panel
Panel	IPS LCD or OLED	IPS LCD
Refresh rate
Refresh rate	120 Hz	120 Hz
Brightness
Brightness	500 nits or 400 nits	600 nits (better)
HDR peak brightness
HDR peak brightness	–	600 nits
Touchscreen
Touchscreen	No or Yes	Yes
Display type
Display type	FHD+ (1920 × 1200) WLED IPS, non-touch, anti-glare, 30–120 Hz; or 3.2K (3200 × 2000) OLED touchscreen, anti-reflective, 48–120 Hz	PixelSense Flow touchscreen LCD, 3:2, 1300:1 contrast; dynamic refresh up to 120 Hz; strengthened glass; 10-point multi-touch
Pixel density
Pixel density	156 ppi (LCD); 260 ppi (OLED)	262 ppi
Colour range
Colour range	100% sRGB (LCD); 100% DCI-P3 (OLED)	SDR mode sRGB and Vivid; HDR mode; individually colour-calibrated
Screen finish
Screen finish	Anti-glare (LCD); anti-reflective (OLED)	–
Display features
Display features	2000:1 contrast, 24 ms response (LCD); OLED 400 nits typical, 1,000,000:1 contrast, 1 ms response; TÜV Rheinland low blue light	Dolby Vision IQ; adaptive colour; adaptive contrast; auto colour management
Performance
Processor
Processor	Intel Core Ultra 7 155H or Intel Core Ultra 7 165H	Qualcomm Snapdragon X2 Plus X2P-64-100
CPU cores
CPU cores	16	10
CPU threads
CPU threads	22	–
Graphics
Graphics	Intel Arc Graphics or NVIDIA GeForce RTX 4050	Qualcomm Adreno X2-45
AI engine (NPU)
AI engine (NPU)	11 TOPS	80 TOPS (better)
Memory
Memory	16 GB or 64 GB (better)	16 GB
Storage
Storage	512 GB to 4 TB (better)	512 GB
CPU
CPU	Intel Core Ultra 7 155H (up to 4.8 GHz) or Core Ultra 7 165H (up to 5 GHz); 16 cores, 22 threads, 28 W	Snapdragon X2 Plus X2P-64-100, 10 cores at up to 4.0 GHz; also sold with a 12-core Snapdragon X2 Elite, whose exact model Microsoft doesn't name
GPU
GPU	Intel Arc Graphics; or NVIDIA GeForce RTX 4050 with 6 GB GDDR6	Qualcomm Adreno GPU
AI engine
AI engine	Intel AI Boost NPU	Qualcomm Hexagon NPU, 80 TOPS; Copilot+ PC
Memory type
Memory type	LPDDR5X, soldered, dual-channel; 16 or 32 GB at 6400 MT/s with integrated graphics; 16, 32 or 64 GB at 7467 MT/s with the RTX 4050	LPDDR5x, 16, 24, 32 or 64 GB
Storage type
Storage type	One M.2 slot for a 2230 (up to 1 TB) or 2280 (up to 4 TB) PCIe Gen 4 NVMe SSD	Removable Gen 4 SSD, 512 GB to 2 TB
Battery and size
Battery life (maker's claim)
Battery life (maker's claim)	–	Up to 19 hours
Battery capacity
Battery capacity	70 Wh (better)	66 Wh
Weight
Weight	1.68 kg	1.664 kg (better)
Thickness
Thickness	18.03 mm (better)	18.3 mm
Width × depth
Width × depth	320 × 215.98 mm	329 × 239 mm
Battery life detail
Battery life detail	70 Wh 6-cell lithium-ion polymer	Up to 19 hours of local video playback or 14 hours of active web use (Microsoft test, X2 Elite, 16 GB, 512 GB); 66 Wh nominal, 63 Wh minimum
Charger
Charger	60 W or 100 W USB-C adapter	None in the UK box; Surface 65W Power Supply sold separately
Fast charging
Fast charging	ExpressCharge; 0–80% in one hour, 0–100% in two hours	Fast charging with a Surface Power Supply of at least 65 W or a USB-C PD charger of at least 60 W
Materials
Materials	CNC-machined aluminium; Gorilla Glass 3	Anodised aluminium; 64% recycled content in the enclosure, including 100% recycled aluminium alloy
Colours
Colours	Graphite or Platinum	Platinum, Black
Connections
Ports
Ports	3 × Thunderbolt 4, microSD slot, headphone jack	2 × USB4, USB-A, microSD slot, headphone jack
Wi-Fi
Wi-Fi	Wi-Fi 6E	Wi-Fi 7
Bluetooth
Bluetooth	5.3	5.4
Webcam
Webcam	1080p with IR	1080p Full HD with Windows Hello face camera
Operating system
Operating system	Windows	Windows
Port detail
Port detail	3 × Thunderbolt 4 USB-C with Power Delivery and DisplayPort; microSD card reader (v6.0); 3.5 mm headset jack; no lock slot	2 × USB-C USB4 (charging, data, DisplayPort 1.4); USB-A 3.2; microSDXC Express card reader; 3.5 mm audio jack; Surface Connect
External displays
External displays	Up to 3 with the laptop screen on, or 4 with it off (Intel Arc Graphics)	Up to three 4K monitors at 60 Hz
Keyboard
Keyboard	Backlit zero-lattice keyboard; capacitive touch function row; Copilot key	Backlit, full row of function keys, Copilot key
Trackpad
Trackpad	Seamless glass haptic touchpad, 149 × 74 mm	Surface precision haptic touchpad with adaptive touch mode
Speakers
Speakers	Quad speakers (two tweeters, two woofers), 2 W each (2.5 W peak)	Omnisonic speakers with Dolby Atmos
Microphones
Microphones	Dual digital-array microphones	Dual Studio Mics with voice focus
Biometrics
Biometrics	IR camera for Windows Hello face recognition; fingerprint reader in the power button	Windows Hello face recognition
In the box
In the box	–	Surface Laptop, Quick Start Guide, safety and warranty documents