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Gaming Projector Input Lag Chart

Most projector listings never print a lag number. This chart has the readings I could tie to a page, and empty space everywhere else.

Projector in a dark room, the setting where lag tests are usually run
A flat projected image used to judge processing modes
Published lag readings. Blank means I did not find a measurement. Sort by clicking a heading.
BenQ X3100i1080p / 240 Hz4.2 msBenQ specificationManufacturer claim · 1 publisher
BenQ X3100i1080p / 120 Hz8.3 msBenQ specificationManufacturer claim · 1 publisher
BenQ X3100i4K / 60 Hz16.7 msBenQ specificationManufacturer claim · 1 publisher
XGIMI TITAN Noir1080p / 240 Hz1 msXGIMI product pageManufacturer claim · 1 publisher

4 rows

The table separates manufacturer specifications by signal mode. BenQ lists 4.2 ms at 1080p/240 Hz, 8.3 ms at 1080p/120 Hz, and 16.7 ms at 4K/60 Hz for the X3100i. These values come from the same publisher, so three rows are not three independent confirmations.

XGIMI advertises 1 ms for the TITAN Noir at 1080p/240 Hz. We removed the earlier 120 Hz and 4K figures because we could not tie them to a directly accessible specification for this exact model. TITAN Noir, TITAN Noir Pro, and TITAN Noir Max must not be treated as interchangeable test units.

Input lag measures delay before a frame appears; pixel response time describes pixel transitions. RTINGS’ linked method explains how signal format and measurement position affect comparison. A specification is useful for narrowing a shortlist, but it does not replace a comparable independent test.

Compare the same resolution and refresh rate. A 240 Hz PC mode is not the same purchase decision as 60 Hz console play. Image processing can change latency, and BenQ warns that keystone correction affects it; a fast headline number does not apply to every configuration.

Filter by model or mode, then sort a column. No public millisecond measurement was found for the Magcubic, Porodo, or toy sets in this site’s source set; those numbers remain absent rather than estimated.

Questions

Why are there so few rows?

Only directly attributable, model-specific specifications are included. Unknown values are left out.

Are these independent test results?

These rows are manufacturer specifications from one publisher per model. RTINGS’ method is linked separately for interpreting independent measurements.

Does keystone add lag?

BenQ warns that keystone correction affects latency. This chart does not contain a measured before-and-after pair.

Related guides

Sources