XREAL’s upgraded 1 Pro+ makes an immediate impression with its headline claim of 1,200 nits of peak perceived brightness—a big leap over the 700 nits on the existing One Pro.

If you already own the One Pro, or if you're shopping for your first pair of pocket-sized virtual monitors, it’s tempting to treat that brightness bump as a slam-dunk upgrade. But before you pull out your credit card, you need to understand what actually changed, what stayed exactly the same, and why getting the physical frame size wrong will ruin your experience far faster than a few missing nits.

1. The Brightness Claim: Read Past the "1,200 Nits" Headline

On paper, jumping from 700 nits to 1,200 nits looks like a massive 71% improvement.

In the real world, optics are never that simple:

  • Perceived brightness has conditions: That 1,200-nit figure is a manufacturer-quoted maximum tied to specific dynamic range modes and spatial profiles. It is not a guarantee that standard video streams in everyday lighting will look 71% brighter.
  • Don't confuse panel nits with eye nits: XREAL also mentions a "5,000-nit panel." That number measures the raw Micro-OLED emission before optical loss; it has nothing to do with what actually hits your retinas.
  • The baseline is already decent: If you primarily use your glasses indoors, on night flights, or in dim rooms, the One Pro’s 700 nits is already more than sufficient. The 1 Pro+ is only worth chasing if you routinely use your glasses in harsh daylight or bright cafes where ambient washout is a constant headache.

2. What Didn’t Change: FOV and Spatial Anchoring

If you were hoping this refresh would give you an IMAX-style panoramic upgrade, adjust your expectations right now:

  • Same field of view: Both models feature the same 57-degree FOV and the proprietary XREAL X1 chip. This refresh does not expand the field of view.
  • Same 1080p resolution: Both run 1920 × 1080 per eye at 90Hz, scaling up to 120Hz.
  • Native 3DoF is still not 6DoF: Both glasses feature built-in 3DoF screen hovering (the display pins to a fixed orientation in front of you). If you want full 6DoF positional tracking—where you can physically walk toward or around the virtual screen in physical space—you still have to buy the separate XREAL Eye accessory. It is not built into the glasses.

3. The Physical Fit Trap: Sizes M vs. L, and the IPD Dilemma

This is where buying the 1 Pro+ requires a critical choice: it comes in two distinct physical frame sizes based on interpupillary distance (IPD), just as the original One Pro already did:

  • Size M: Optimized for 57–66 mm IPD
  • Size L: Optimized for 66–75 mm IPD

Warning for boundary cases: If your measured IPD sits right around 66 mm, do not guess online. You need to physically test both frames. With the X Prism optical system, having your pupils misaligned with the optical center by even a millimeter or two produces instant edge blur, chromatic aberration, and eye strain.

Three other ergonomic details you can't ignore:

  1. Software IPD adjustment is a compromise: While the software allows digital tweaks, it may reduce the maximum screen size and viewing distance. Digital shifting is a band-aid, not a substitute for buying the correct frame.
  2. Prescription inserts are not included: The prescription lens frame is not included. New buyers who need vision correction should budget for compatible prescription lenses. Existing users should check what they already own: XREAL confirms that prescription lenses for One, 1S, and One Pro can be used with the 1 Pro+.
  3. A new nose pad doesn't guarantee comfort: Weight distribution on the bridge of your nose remains the primary fatigue point for long movies. Without personal hands-on trials, don't assume the revised pad design eliminates nose fatigue.

4. It’s a Tethered Display, Not an iPad

It’s easy for newcomers to forget: XREAL glasses are tethered displays, not standalone app computers. The onboard X1 chip handles spatial display processing, but the glasses need a compatible host for video and power; you cannot use them as an independent tablet.

  • Direct USB-C connection requires DP Alt Mode: Having a physical USB-C port on your smartphone, tablet, or handheld console means nothing unless that port is wired for DisplayPort Alternate Mode. Many mid-range Android phones and older devices lack this video-output capability and cannot connect directly. Whether an adapter can help depends on another compatible video-output path; an ordinary dock cannot create a video signal the device does not provide.
  • Make sure your daily driver phone or gaming handheld actually supports direct video out before buying the glasses.

The Verdict: Should You Buy or Upgrade?

  • Keep your One Pro if: You mostly watch content indoors, the current frame fits your face without pinching or slipping, your host device connects seamlessly, and 700 nits gives you all the clarity you need. Spending hundreds of dollars for a spec bump on the same 57° FOV is a poor value.
  • Shortlist the 1 Pro+ if: You frequently struggle to see the screen in high-ambient-light environments, you've confirmed your phone natively outputs video over USB-C, you know your exact IPD measurement to pick the right frame size, and you've checked whether your existing prescription inserts are compatible or budgeted for them if needed.

Remember: In wearable tech, a screen that fits comfortably on your face at 700 nits will always beat a 1,200-nit panel that blurs at the edges or slides down your nose. Check the fit first, then buy the screen.