BenQ ScreenBar Halo 2 vs Quntis Pro+: Worth the Money?

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Most premium-versus-budget comparisons are easy, because the budget product is missing something
obvious. This one is not. The Quntis Monitor Light Bar Pro+ has a remote control, an ambient light
sensor for auto-dimming, and a clamp rated for curved monitors — the same three headline features
that justify the BenQ ScreenBar Halo 2’s price, at a small fraction of it.

If neither of these two is the right fit — or you want to see how they stack up against the
rest of the sub-$50 field — our roundup of the best monitor light bars under $50 covers the full price range.

So the honest question is not “what does the cheap one lack”. It is whether BenQ’s remaining
advantages — a rear backlight and better-engineered optics — are worth roughly triple the outlay.
For a lot of desks, they are not.

BenQ ScreenBar Halo 2 vs Quntis Pro+: the specs side by side

The feature lists overlap almost completely. Both auto-dim, both ship with a remote, both mount on
curved panels. The real differences come down to the rear backlight, the published colour accuracy
figure, and the clamp range.

How we picked

We do not have a photometry lab, and we are not going to pretend otherwise. This comparison is
built from manufacturer-published specifications, verified-buyer reports, independent reviews from
outlets that do measure light output, and current US retail listings checked in August 2026.

Where a manufacturer does not publish a figure we say so rather than estimating one — BenQ does not
headline a CRI number, and Quntis does not specify the area its 1200 lux figure is measured over.
Prices move constantly, so we give bands with a date attached and link to the live listing rather
than printing a number that will be wrong next month.

Don’t compare the lux numbers directly

The Quntis publishes ≥1200 lux and the BenQ publishes 500 lux, which makes the cheaper bar look
more than twice as bright. It almost certainly is not. These are two different kinds of measurement,
and comparing them straight across is the single most common mistake in this category.

BenQ’s 500 lux is a coverage claim: it is the illuminance the bar holds across a stated
33.5 × 19.7 inch area — roughly a full desk width. That is a harder specification to hit than a big
number, because it describes evenness, not peak.

A bare “≥1200 lux” with no area attached is typically a peak reading directly under the centre of
the bar. Peak brightness falls off quickly toward the edges. A bar can post a high centre figure and
still leave the corners of your desk noticeably dimmer.

What this means practically: the Quntis is not short of brightness — no bar in this class is — and
500 lux across a whole desk is already at the upper end of what office lighting standards call for.
Judge these two on evenness and control, not on the headline number. If you want a like-for-like
brightness comparison, you need both figures measured over the same area, and neither manufacturer
publishes that.

Where the BenQ ScreenBar Halo 2 wins

Two things, once you strip out the features the Quntis matches: the rear ambient backlight, and
light distribution that is specified rather than merely claimed. Everything else on BenQ’s list has
an equivalent on the other side of the table.

The rear backlight. A second light throws illumination onto the wall behind your
monitor, reducing the contrast between a bright screen and a dark wall. That contrast is the
specific thing that makes late-night screen use feel harsh, and the Quntis Pro+ has no equivalent.
This is the Halo 2’s genuine, unmatched advantage — and it is also what separates it from BenQ’s own
cheaper ScreenBar Pro.

Specified coverage. As above: BenQ tells you the area it holds 500 lux across.
That is an engineering commitment, and asymmetric optics that spread light evenly are harder to build
than optics that are simply bright in the middle.

The wireless desk controller. Both bars have remotes, so this is close to a tie.
BenQ’s is a weighted desk puck; the Quntis remote is a lighter unit. A minor preference, not a reason
to spend triple.

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Where the Quntis Pro+ wins

Price, obviously — but also three specifications where it is simply the better-documented product:
a published CRI95 colour accuracy rating, a published clamp range of 0.12 to 2.36 inches, and a
two-hour break timer BenQ does not offer.

CRI95. Colour rendering index measures how accurately a light source shows colour
against natural daylight. 95 is high — good enough for design work, photo editing, or anything where
you need to trust what you are looking at on paper next to your screen. BenQ does not headline a CRI
figure for the Halo 2, which does not mean it is poor; it means you cannot check it.

A published clamp range. 0.12 to 2.36 inches, covering very thin panels through
to thick ones. This matters more than it sounds — see below.

The break timer. A three-second long press starts a two-hour auto-off. If your
actual goal in buying a light bar is working more comfortably for longer, a built-in nudge to stand
up is more useful than most of the feature list.

Curved and irregular monitors. Rated for both, same as the BenQ. This used to be
the dividing line between premium and budget bars. It is not any more.

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The clamp problem nobody mentions

The most common reason a monitor light bar gets returned is not light quality. It is that the
clamp does not sit properly on the monitor. Measure your panel’s top edge before you order either of
these — it takes thirty seconds and it is the step that decides whether you keep it.

Nearly every bar in this category uses a counterweight clip that hooks over the top edge of the
display, with a weight hanging down the back. That design has three failure modes:

• Very thin monitors. Modern slim bezels can leave the clip too little surface to
  grip, so the bar sits unstably or slides forward. The Quntis published minimum of 0.12 inches is
  unusually low, which helps here.
• Thick monitors. The opposite problem — the clamp is forced past its comfortable
  range and grips too tightly. Check your measurement against the 2.36-inch upper limit.
• Rounded or tapered backs. The counterweight cannot rest flat, so the bar tips
  forward and aims light at your screen instead of your desk, defeating the entire point.

This is a real advantage for the Quntis, and not one you would predict from the price: it publishes
its clamp range, and BenQ does not headline one for the Halo 2. If your monitor is unusually thin or
unusually thick, a published range you can measure against is worth more than a brand name.

The webcam collision. If you use an external webcam, both it and the light bar want
the same few inches of monitor top edge. On a 24-inch display there is often not room for both. Plan
for this before you order, not after.

The fix that works. If your monitor is the problem rather than the bar, a monitor
arm raises and repositions the panel, which usually gives the clip a better surface to grip and frees
up edge space. It also solves a posture problem you probably have anyway.

What each one actually costs you over three years

Neither bar has consumables, subscriptions or replaceable parts, so the purchase price is the whole
cost. That reframes the gap: the Halo 2 is not “triple the price” per year, it is a one-time
difference of roughly $100 or so spread across however long you keep it.

Over three years that is a few dollars a month for a rear backlight and more carefully specified
optics. Framed that way, the premium is defensible if you work at that desk every day and the
dark-wall contrast genuinely bothers you. It is not defensible if you are buying it because it is the
one everybody recommends — because on the specification sheet, the cheaper bar now matches it almost
line for line.

The one real cost risk in this category is buying a bar that does not fit and eating the return
friction. That risk is identical for both and is entirely avoided by measuring first.

Which one should you choose?

Buy the Quntis Pro+ if you want the core benefit — a glare-free lit desk with
auto-dimming and a remote — and you do not care about lighting the wall behind your screen. For most
desks this is the better purchase, and it is not close on value.

Buy the BenQ ScreenBar Halo 2 if you work late in a dark room and want the rear
backlight, or if you would rather have coverage that is specified across a stated area than a peak
brightness figure with no area attached.

Consider the BenQ ScreenBar Pro instead
if you want BenQ’s build and desk illumination but not the rear backlight. It is USB-C powered, has a
motion sensor, is rated for curved and ultrawide monitors, and covers the same desk area at 500 lux
for less than the Halo 2.

Who should skip both

Skip a light bar entirely if your monitor’s top edge is already occupied by a webcam you cannot
move, if your panel falls outside the published clamp range, or if your actual complaint is that your
room is too dark rather than your desk. A light bar lights a desk. It will not fix general
room lighting, and a floor lamp does that job better and cheaper.

Also skip if you are hoping for a medical outcome. These bars reduce glare and improve the contrast
between your screen and its surroundings, which many people find more comfortable. That is a comfort
improvement, not a treatment.

FAQ

Is the BenQ ScreenBar Halo 2 worth the extra money over the Quntis Pro+?

Only if you want the rear ambient backlight, which the Quntis does not have. Both bars auto-dim,
both ship with a remote, and both are rated for curved monitors — so the usual reasons to pay for a
premium light bar mostly do not apply here.

Is the Quntis Pro+ really brighter than the BenQ at 1200 lux vs 500 lux?

Not necessarily. BenQ’s 500 lux is held across a stated 33.5 × 19.7 inch area, while Quntis
publishes a peak figure with no area specified. Coverage and peak are different measurements. Judge
them on evenness and control, not the headline number.

Do monitor light bars actually help with eye strain?

They address two contributors to it: glare from a desk lamp hitting the screen, and the harsh
contrast between a bright display and a dark surrounding area. Users widely report more comfortable
evening sessions. Treat it as a comfort improvement rather than a medical fix.

Will these fit a curved monitor?

Both are rated for curved panels. The Quntis publishes a clamp range of 0.12 to 2.36 inches and
states it fits curved and irregular monitors. Measure your monitor’s top edge thickness and check it
against that range before ordering.

Can I use a webcam and a light bar at the same time?

Sometimes, but not always. Both compete for the same space on the monitor’s top edge, and on
smaller displays there is often not enough room. Measure your available edge width first, or plan to
mount the webcam on a separate stand.

What is the difference between the BenQ ScreenBar Pro and the Halo 2?

The rear ambient backlight. Both deliver roughly 500 lux across the same desk area and both are
rated for curved monitors; the Halo 2 adds a second light facing the wall behind your monitor. If
that wall-wash does not appeal to you, the
ScreenBar Pro
saves money for the same desk illumination.

Final verdict

For most people, the
Quntis Monitor Light Bar Pro+
is the one to buy. It matches the BenQ on every feature that used to justify a premium price —
auto-dimming, remote control, curved-monitor support — and publishes a CRI figure and a clamp range
that BenQ does not headline.

The BenQ ScreenBar Halo 2
earns its price in one specific situation: you work in a dark room and you want the wall behind your
monitor lit. That is a real benefit and nothing in the value tier replicates it. If that is not you,
you are paying a large premium for a feature you will not switch on.

Whichever you choose, measure your monitor’s top edge first.

Check Quntis Price on Amazon
Check BenQ Price on Amazon

Last updated: 4 August 2026. Prices and availability change frequently — always check the
current listing.