The phrase "a lower quality than" is correct and usable in written English.
It can be used when comparing the quality of two or more items, indicating that one is of inferior quality compared to another.
Example: "The new product has a lower quality than the previous version, which has disappointed many customers."
Alternatives: "inferior quality to" or "poorer quality than".
Few dishes seemed more original than what we have found at taquerias in, say, San Francisco, and the ingredients generally were of a lower quality than in the United States.
OPEC quickly announced it would use its spare capacity to compensate for any shortfalls arising from the Prudhoe Bay field shutdown, but additional supplies expected from Saudi Arabia would be of a lower quality than the Alaskan supplies.
At the same time, videos for consumers who don't opt out of Binge On may get artificially downsampled to 480p — a lower quality than what they might otherwise get.
The hardware feels of a lower quality than the leather.
It is claimed the company soon realised there was less coal, and it was of a lower quality than anticipated.
With positional certainty, repeat measurements or reconstruction can be achieved, but the quality of the visualisation experience may be of a lower quality than photogrammetric approaches.
"If you try to sell rubbish into the recycling market, you won't get very much money for it - but China will accept a lower quality, generally, than UK processors.
If you're receiving streamed audio or video or a live voice call, you'd prefer to have a lower quality signal than have the stream stop altogether while dropped packets get resent.
Thus, patients who are treated at the fee only face a lower quality reduction than the price charged from price-paying patients.
Since by (20) fee-only patients face a lower quality reduction than the price charged from price-paying patients, all patients must therefore be better off.
The rationale behind SL as a metric for temporal quality is the fact that it is better for the human eye to watch a continuously played back video at a lower quality rather than watching a higher quality video sequence that is frequently interrupted.
