Skip to content
Technical Support Contact
Understand USB-C vs HDMI
October 31, 2025 Nora L

How to Connect a Screen Extender to Your Laptop and Understand USB-C vs HDMI

How to Connect a Screen Extender to Your Laptop and Understand USB-C vs HDMI

In today’s evolving digital workspace, connecting your laptop to an external screen has gone from a luxury to a necessity — whether you're working remotely, gaming, multitasking, or attending virtual meetings. At TUTT Portable Monitor Collection – Dual, Triple & Quad Screens Canada, we specialize in portable monitor solutions that meet all these needs — from triple-screen extenders like the S788 to dual and single screen models.

Understanding the differences between HDMI and USB‑C Full-Feature (Alt Mode or Thunderbolt) is key to choosing the right screen extender for your device — especially for modern laptops and MacBooks. Below, we break it down in simple terms so you can confidently pick the right setup for your workflow or entertainment needs.

What Is HDMI?

  • HDMI (High-Definition Multimedia Interface) is a long-standing standard used to transmit video and audio from a source (like a gaming console, PC, or Blu-ray player) to a display (TV or monitor).
  • Modern versions like HDMI 2.0 and 2.1 support high refresh rates, HDR, and 4K/8K resolution.
  • Devices like PlayStation 5, Xbox Series X|S, and most TVs use HDMI exclusively.
  • HDMI does not support charging or USB hub functions.

What Is USB‑C Full‑Feature?

  • USB‑C is a modern, reversible connector found on most new laptops, tablets, and some phones.
  • When labeled “Full-Feature,” it supports video (DisplayPort Alt Mode), power (USB‑C PD), and data transfer — all over one cable.
  • This means one USB‑C cable can charge your laptop and transmit video/audio at the same time — ideal for workstations and portable monitor setups like our TUTT S788 Triple Monitor.
  • Important: not all USB‑C ports support video output — check for “Alt Mode” compatibility.

HDMI vs USB‑C – Core Differences

Feature HDMI USB‑C Full‑Feature
Primary Use Video + Audio only Video + Audio + Power + Data
Cable Type Standard HDMI cable (not reversible) USB‑C (reversible, modern)
Power Delivery Not supported Supported (up to 100W)
USB Hub Function No Yes (keyboard, mouse, USB drives)
Ideal For Consoles, TVs, legacy PCs Modern laptops, docking setups, MacBooks

When to Use HDMI

  • Console gaming – Compatible with PS5, Xbox Series X, etc.
  • Home theatre setups – Blu-ray players, TVs, sound systems
  • Older laptops/desktops without USB‑C ports

When to Use USB‑C Full‑Feature

  • MacBooks and ultrabooks with Thunderbolt or USB‑C Alt Mode
  • 2-in-1 laptops and tablets for mobile productivity
  • One-cable desk setups — power, video, and data via a single cable
  • Clean travel setups — pair with a portable USB‑C monitor like the S788

TUTT Expert Recommendations – Choose Based on Your Device & Priorities

Selecting the right portable monitor starts with understanding your primary device’s ports and software restrictions. For example, if you own a MacBook with an M4 chip, it supports Thunderbolt / Full‑Feature USB‑C, pointing you toward our portable screen extender models that offer single‑cable simplicity.

Next, consider whether you can install external drivers. If your laptop is a corporate or government‑issued machine where driver installation is locked down, choose a model that supports **plug‑and‑play via HDMI or native USB‑C** without requiring additional software.

In such scenarios, we recommend looking at our range of models that support both HDMI and USB‑C inputs. If you’re using a laptop with **both Thunderbolt USB‑C and HDMI**, like many Windows machines, you’re already compatible with virtually all our monitors. Your decision then depends on: - Do you prefer **one‑cable docking**? - Do you plan to use **dual or triple screen extenders**? - Are you OK with driver installation or not?

For example, our TUTT S788 Triple Screen Extender offers a full **16:10 triple‑display setup** via one USB‑C cable — *but it does require a driver install*. If you prefer zero‑install simplicity, opt for models with native HDMI or simpler USB‑C inputs.

To dive deeper into how to select connections, monitor inputs, cable compatibility and more, you can consult our comprehensive guide: Portable Monitor Complete Guide 2025. It’s designed to help you understand **USB‑C vs HDMI**, monitor port types, and how they apply to your workflow.

Still unsure? Our team is ready to help. Visit our Technical Support Request page for personalized monitoring advice.

TUTT Store Recommendations

At TUTT, we offer a wide selection of dual, triple, and single portable monitors optimized for both HDMI and USB‑C connections. Some models support both interfaces (hybrid), while others like our USB‑C-only designs are optimized for single-cable efficiency. For MacBook users, USB‑C is the preferred solution.

Watch the S788 in Action

FAQ – Shipping, Returns, and Support

Also explore: Men's Smartwatches | Women's Smartwatches | TUTT Best Buy Storefront

Previous article Future of Smart Displays: Market Growth, AI Integration & Strategy for TUTT Canada
Next article TUTT Store Celebrates 3 Years on Best Buy Canada | Portable Monitor Smart Wearables and Devices

Leave a comment

Comments must be approved before appearing

* Required fields

author

Blog posts

See more

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare