Dell XPS 13 DX13260 vs Dell XPS 15 L502X

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

Better figure, where one is clearly better

XPS 13 DX13260 compared with XPS 15 L502X
DellXPS 13 DX13260DellXPS 15 L502X
Overview
ReleasedMay 20262011
Display
Screen size13.4″15.6″
Resolution2560 × 1600 (better)1920 × 1080
PanelIPS LCD–
Refresh rate120 Hz (better)60 Hz
Brightness500 nits–
TouchscreenYesNo
Display type13.4-inch 2.5K WLED LCD touchscreen, 16:10, variable refresh 30–120 Hz, 1600:1 contrast15.6-inch TrueLife LCD; main Full HD RGBLED screen. HD WLED and HD multi-touch WLED options also appear in Dell's setup guide; 1366 × 768 HD resolution confirmed by Notebookcheck
Pixel density225 ppi–
Colour range100% DCI-P3–
Screen finishAnti-glareGlossy TrueLife surface
Display featuresEyesafe; TÜV Rheinland low blue light; InfinityEdge60 Hz refresh and up to 135° opening in the maker guide. Notebookcheck measured 262.2 cd/m² average brightness on the tested Full HD panel; maker brightness is not published
Performance
ProcessorIntel Core 5 320, Intel Core Ultra 5 325 or Intel Core Ultra 7 355Intel Core i5-2410M
CPU cores6 or 82
CPU threads6 or 84
GraphicsIntel GraphicsNVIDIA GeForce GT 540M
AI engine (NPU)16 TOPS, 47 TOPS or 49 TOPS–
Memory8 GB, 16 GB or 32 GB (better)4 GB
Storage256 GB to 1 TB (better)500 GB
CPUIntel Core 5 320 (6 cores, 6 MB cache); Core Ultra 5 325 or Core Ultra 7 355 (8 cores, 12 MB cache); all 15 W base, 35 W turboSecond-generation Core i3, i5 or i7 options with Intel HM67 chipset. Listed Core i5-2410M, 4 GB, 500 GB and Full HD pairing is the exact April 2011 European Notebookcheck configuration
GPUIntel GraphicsIntel HD Graphics with NVIDIA Optimus; GeForce GT 525M with 1 GB DDR3 or GeForce GT 540M with 2 GB DDR3
AI engineIntel NPU, 16 TOPS (Core 5 320), 47 TOPS (Core Ultra 5 325) or 49 TOPS (Core Ultra 7 355)–
Memory typeLPDDR5X-7467, soldered; single-channel 8 or 16 GB (Core 5); dual-channel 16, 32 or 64 GB (Core Ultra)DDR3-1066 or DDR3-1333; two user-accessible SO-DIMM slots, 2 GB minimum and 8 GB maker maximum
Storage typeOne M.2 2230 PCIe Gen 4 x4 NVMe SSD; 256 GB (Core 5 only), 512 GB or 1 TB (Core Ultra only)Listed configuration has a 500 GB 7200 rpm SATA hard drive and Blu-ray combo drive. Hard-drive replacement requires further disassembly than the memory cover, according to Notebookcheck
CoolingDual fans–
Battery and size
Battery life (maker's claim)Up to 17 hours–
Battery capacity52 Wh–
Weight1 kg–
Thickness12.75 mm (better)38.2 mm
Width × depth296.9 × 200.7 mm381 × 265.4 mm
Battery life detail52 Wh 3-cell; up to 17 hours of Netflix 4K streaming at 150 nits (Dell test, Core 5 320)Six-cell or nine-cell lithium-ion packs, 11.1 V; maker does not publish capacity or a fixed runtime. Notebookcheck identifies its nine-cell pack as 90 Wh. Maker says configurable to less than 2.8 kg with six-cell battery; no exact minimum weight is published. Body height varies from 32.2 to 38.2 mm, and the nine-cell pack raises it further
Charger65 W USB-C adapter (optional in the UK)90 W or 130 W adapter; 100–240 V AC input
Fast chargingExpressCharge with the 65 W adapterApproximately four hours with the computer switched off
MaterialsCNC aluminium; 75% recycled aluminium in the top and bottom coversAluminium surfaces and silver finish described by Notebookcheck
ColoursSky, Storm–
Connections
Ports2 × USB-C3 × USB-A, HDMI, Ethernet, SD card slot, 2 × headphone jack
Wi-FiWi-Fi 7Wi-Fi a/b/g/n, depending on installed module
Bluetooth6Optional Bluetooth
Webcam1080p with IR2 MP, 720p video
Operating systemWindowsWindows
Port detail2 × USB-C, USB 3.2 Gen 2 (Core 5) or Thunderbolt 4 (Core Ultra), both with DisplayPort 2.1 and Power Delivery 3.1; lock slot through the USB-C ports; no headphone jackTwo USB 3.0 Type-A and one eSATA/USB combo with PowerShare, HDMI, Mini DisplayPort, Gigabit Ethernet, headphone output, headphone/digital S/PDIF combo and microphone input; nine-format card reader. Optional TV tuner with MCX antenna connector, WWAN, WiMAX and WiDi depend on configuration
KeyboardBacklit, with Copilot keyQWERTY, AZERTY or Kanji; 87 keys on European layout, optional backlighting
TrackpadTraditional (non-haptic) touchpad, 118.5 × 68.5 mm100 × 56 mm active area with separate buttons and multi-touch gestures
SpeakersQuad speakers (two woofers, two tweeters), 10 W totalTwo 4 W main speakers and 12 W subwoofer; Realtek ALC665 audio controller
MicrophonesDual digital-array microphones–
BiometricsIR camera for Windows Hello face recognition–

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