Movies, gaming & a huge private screen
Look first at resolution per eye, field of view, brightness, refresh rate, comfort and USB-C video compatibility. Display glasses are generally the most straightforward fit.
Compare display glasses →THE AR GLASSES GUIDE
AR Glasses Guide: Understand AR, XR & Smart Glasses
AR glasses are not one product category. Some are wearable screens for movies and games, some are everyday AI eyewear, and some are designed to place digital information into the physical world. This guide explains the differences, the specifications that matter and the practical questions to ask before you buy.
01 · START HERE
Start with what you actually want to do.
The most useful specification is the one that solves your use case. Decide whether you want a private screen, an AI companion, information overlaid on the world, or a professional tool. The hardware and compromises are different for each.
AI, calls, photos & hands-free help
Prioritise cameras, microphones, speakers, assistant support, battery, phone compatibility and privacy indicators. A display is optional depending on how you want information presented.
Explore AI smart glasses →Directions, translation & information in view
Look for a genuine in-view display, readable optics, brightness, field of view and the software that supplies the information. Camera and microphone capabilities may also matter.
Explore the catalogue →Spatial computing & anchored content
Check whether the glasses provide 3DoF or 6DoF tracking, how spatial features are computed and whether a phone, puck or computer is required.
Compare spatial systems →02 · KNOW THE CATEGORIES
AR glasses, display glasses and AI glasses are not interchangeable.
Display glasses
Think: wearable monitor. They put a large virtual image in front of you, commonly using micro-OLED panels and optics. They are often connected to a phone, laptop, handheld or console over USB-C. Spatial features may be added through built-in processing or an accessory.
AI smart glasses
Think: connected eyewear. Cameras, microphones, speakers and an AI service can make them useful for calls, capture, translation and assistance. Some have a display; many do not. The phone and cloud ecosystem can be as important as the frame.
Optical / spatial AR
Think: digital information in the environment. Optical see-through systems attempt to keep the real world visible while adding digital content. Tracking, calibration, brightness, field of view and software maturity become especially important.
Enterprise AR
Think: a work instrument. These systems can be built for guided maintenance, logistics, remote assistance, training or visualisation. Ruggedness, management, safety, support and application integration may matter more than consumer entertainment specifications.
XR / immersive display glasses
Think: a portable cinema or workstation. High-resolution panels, wide FOV, 3DoF anchoring and software features can create a more immersive virtual display. They can be excellent for media and productivity without being full optical AR.
Why the labels get confusing
Manufacturers use AR, XR, smart glasses and spatial computing differently. Read the underlying hardware and software claims rather than relying on the category name alone.
03 · DISPLAY & OPTICS
How to read the numbers that shape what you see.
Resolution
“1920 × 1080 per eye” describes the image delivered to each eye. Higher resolution can improve fine detail, text and perceived sharpness, but optics and rendering quality also matter.
Field of view
FOV describes how much of your view the virtual image occupies. A larger figure can make content feel more expansive. Check how the manufacturer defines the measurement before comparing figures.
Brightness
Brightness figures are not always measured in the same way. A manufacturer may quote display brightness or perceived brightness. Outdoor readability also depends on optics, tint and surrounding light.
Refresh rate
60 Hz, 90 Hz and 120 Hz describe how frequently the image can refresh. Maximum figures may depend on resolution, host device, software mode or connection.
Micro-OLED
A compact OLED display technology used widely in modern display glasses. It can deliver high contrast and resolution in a small package, with the optical system determining how that image appears to you.
Waveguides
Waveguide optics can route light from a compact display into the user's view while keeping the glasses relatively thin. Different waveguide architectures have different trade-offs in brightness, colour, FOV and manufacturing complexity.
Important: never choose on brightness, resolution or FOV alone. Two products can publish impressive-looking numbers while delivering very different experiences because their optical architectures, image size, distortion, tint and software are different.
04 · TRACKING & SPATIAL FEATURES
3DoF and 6DoF answer different questions.
| Technology | What it tracks | What it can enable | What to check |
|---|---|---|---|
| 3DoF | Head rotation: pitch, yaw and roll. | A virtual screen can stay anchored to your viewing direction or appear spatially stable as you turn your head. | Whether processing is built in, and which apps or accessories support it. |
| 6DoF | Rotation plus movement through space. | Content can respond to your position as well as your head orientation, supporting more spatially aware experiences. | Tracking method, environment sensing, software support and whether a companion computer is required. |
| Spatial mapping | The environment and/or surfaces around you. | More context-aware placement and interaction with the physical environment. | Sensor suite, mapping quality, privacy, lighting requirements and supported applications. |
A product can advertise “spatial” features without being a full optical-see-through AR system. Always check whether the experience is a virtual display, passthrough, optical see-through or a combination of these.
05 · COMPATIBILITY
The glasses are only one part of the system.
Before ordering, check the complete chain: glasses → cable or wireless link → phone, laptop, console or companion device → operating system → app or service. A USB-C connector does not automatically mean every USB-C device can drive a display.
USB-C video
Look for DisplayPort Alt Mode or another explicitly supported video standard. Power and data over USB-C are not the same thing as video output.
Phones & tablets
Check the exact device model, operating system and regional software support. Some spatial features require a companion app or accessory.
PC & Mac
For productivity, verify video output, resolution, refresh-rate support and whether the desired multi-screen or spatial software works on your operating system.
Handhelds & consoles
Steam Deck, ROG Ally, Nintendo Switch and other systems can have different output requirements. Docks and adapters may be necessary, and feature support can vary by model.
Wireless & companion devices
Some glasses depend on a phone, compute puck or dedicated accessory for apps, spatial processing or wireless connectivity. Include that accessory in the total cost and setup.
Prescription lenses
Check the manufacturer's supported prescription range, lens type, regional availability and whether the prescription insert changes fit or optical performance.
06 · EVERYDAY USE
Comfort, privacy and battery can matter more than headline specs.
Weight & balance
Total weight is useful, but distribution matters. A heavier front section can feel different from a slightly heavier frame with better balance.
Battery life
Manufacturer battery claims are usually usage-dependent. Cameras, displays, high brightness, calls, wireless connections and AI processing can all change endurance.
Heat & comfort
Long sessions can reveal pressure points, warmth around the temples or nose and cable-management issues that a short demonstration may not expose.
Camera privacy
If a frame has a camera, check for a visible capture indicator and understand what the companion app and cloud services do with captured information.
Audio leakage
Open-ear and directional speakers are convenient, but sound can still be audible to people nearby. Consider where and how you will use the glasses.
Weather & durability
IP ratings and manufacturer usage guidance vary. Water resistance is not the same as suitability for every outdoor condition or extended exposure.
07 · BEFORE YOU BUY
A practical pre-purchase checklist.
- Write down the two or three things you will use the glasses for most.
- Decide whether you need a visible display, audio/AI only, or genuine spatial AR.
- Confirm your exact phone, laptop, handheld or console is supported.
- Check resolution, FOV, brightness and refresh rate as a group, not individually.
- Check whether 3DoF or 6DoF is built in or requires an accessory.
- Check the real battery claim for your expected usage, not just standby time.
- Check weight, fit, nose pads, temple size and prescription-lens support.
- For camera-equipped glasses, read the privacy and capture-indicator information.
- Confirm what is included in the box and what accessories cost extra.
- Check current UK pricing, warranty, returns and regional software availability.
- For work use, check security, device management and application compatibility.
- Use the manufacturer's current specifications as the final authority when a figure has changed.
Ready to compare the hardware?
Use the comparison database to filter by product type and manufacturer, then select products for a side-by-side view of the specifications that matter.
Open the comparison database →08 · GLOSSARY
AR glasses terminology, in plain English.
AR
Augmented reality: digital content presented alongside or within a view of the physical world.
XR
Extended reality: a broad term covering augmented, mixed and virtual-reality experiences.
FOV
Field of view: the angular extent of the visible image or optical display.
3DoF
Three degrees of freedom: rotational tracking around three axes.
6DoF
Six degrees of freedom: rotational tracking plus positional movement through space.
Micro-OLED
A small OLED display technology commonly used in compact wearable displays.
Waveguide
An optical structure that guides light from a display into the user's field of view.
See-through
A design where the user can see the real environment while digital imagery is presented through the optics.
3DoF virtual screen
A display that can appear spatially anchored through rotational tracking without tracking the user's position in the room.
EDITORIAL NOTE
Keep the specification in context.
ARGlasses.com treats the Guide as an educational reference, not a ranking. Manufacturer specifications, regional prices and software capabilities can change. When a specification is not published clearly, it is better to say so than to fill the gap with an assumption.
For current product specifications, use the comparison database and the manufacturer source links attached to individual products.