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Silver-grey 15.6-inch business laptop with touchscreen display

DELL

DELL Latitude 5550 business laptop 15.6" FHD Touchscreen Intel Core Ultra 5 135U 32GB 1TB NVMe

SKU CH-Z626-BP14J

A 15.6" FHD IPS touchscreen business laptop with Intel Core Ultra 5 135U 12-core processor, 32GB DDR5, 1TB NVMe, dual Thunderbolt 4, and Windows 11 Pro

  • Screen size15.6 in (39.6 cm)
  • ProcessorIntel Core Ultra 5 (Series 1)
  • Graphics processorIntel Graphics
  • Memory size32 GB
  • SSD storage1 TB NVMe
  • Display resolution1920 × 1080
  • 12-core Intel Core Ultra 5 135U handles demanding workloads
  • 32GB DDR5 memory keeps multitasking smooth and responsive
  • 1TB NVMe storage loads apps and files instantly
  • 6" FHD IPS touchscreen with anti-glare works in bright spaces
  • 2× Thunderbolt 4 plus HDMI 2.1 drives up to three 4K displays

Ready for mobile professionals

The Dell Latitude 5550 is a 15.6-inch business laptop built around an Intel Core Ultra 5 135U processor with twelve cores. It ships with 32GB of DDR5 memory and a 1TB NVMe drive under Windows 11 Pro. The FHD IPS touchscreen reaches 250 nits with an anti-glare coating.

Best for single-device workflows

This configuration suits users who want one machine for office applications, video calls and light creative tasks thanks to the integrated Intel Graphics and 1080p IR webcam with privacy shutter. Buyers who need discrete graphics performance for rendering or gaming should look at a different system.

Verify port and display needs

Confirm that two Thunderbolt 4 ports, HDMI 2.1, Ethernet and an SD slot match your docking and peripheral requirements. The 60 Hz panel covers 45% NTSC, so colour-critical work may need an external monitor. Check that Windows 11 Pro 64-bit meets your software licensing.

How it compares

Measured against everything we stock in Business Notebook Computers, at today’s prices. Recalculated every night.

Price $1,335.99
Pricier than about 83% of the 1,620 comparable items (median $791.99).
Screen size 15.6 in (39.6 cm)
Typical for this category: the median of 1,569 items is 15.6 in.
Refresh frequency 60 Hz
Typical for this category: the median of 227 items is 60 Hz.

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Specifications

Product
Brand nameDELL
Product lineLatitude
Model nameLatitude 5550
Product colorGray
Processor
ProcessorIntel Core Ultra 5 (Series 1)
Processor modelIntel Core Ultra 5 135U
CPU cores12-core Processor
L3 cache size12 MB
Memory
Memory size32 GB
RAM type and speedDDR5 4800
Total memory slots2
Maximum supported memory64 GB
Storage
SSD storage1 TB NVMe
Display
Screen size15.6 in (39.6 cm)
Display resolution1920 × 1080
Refresh frequency60 Hz
Panel typeIPS
Touch inputTouch Screen
Display formatFHD
Screen features250 nits, Anti-glare, 45% NTSC Display
Graphics
Graphics processorIntel Graphics
Graphics typeIntegrated Card
Audio & video
SoundHigh Definition (HD) Audio
Web cameraFHD IR Webcam with Privacy Shutter
Connectivity
Wi-Fi802.11ax Wireless LAN
Bluetooth support5.3
Wired network1 x RJ-45
Ports & slots
USB ports2 × USB-A 3.2 Gen1
Thunderbolt ports2 x Thunderbolt 4
Video outputs1 x HDMI
HDMI ports1 x HDMI 2.1
Additional ports1x Headphone/Microphone combo jack (3.5 mm)
Audio jacks1x Headphone/Microphone combo jack (3.5 mm)
Memory card readerMicroSD Card Slot
Power
Power adapter65-watt AC Adapter
Battery packIntegrated 42 Wh
Size & build
Overall dimensions14.09 × 9.19 × 0.9 in
Product weight3.58 lb (1.62 kg)
In the box
Included itemsDell Latitude 5550 business laptop
65 W AC Adapter with Power Cord
User Manual
Software
Operating systemWindows 11 Pro
More details
Other featuresBacklit Keyboard
Pointing deviceYes
Keyboard backlightBacklit

Questions about this item

Does the 15.6" FHD Touchscreen need a Thunderbolt 4 dock to run two extra 4K monitors?

Yes, the two Thunderbolt 4 ports and the HDMI 2.1 port together support up to three external 4K displays, so a compatible dock or adapters are required for multi-monitor setups.

Will my existing USB-A peripherals work with the 2x USB Type-A ports on this Latitude 5550?

The laptop includes two USB Type-A ports, so standard USB-A mice, keyboards, flash drives and other peripherals connect directly without adapters.

How can I confirm the Intel Core Ultra 5 135U is using its NPU for AI tasks after setting up Windows 11 Pro?

Open Task Manager, select the Performance tab, and look for an NPU entry showing utilisation graphs when Copilot or other AI features are active.

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