JBL - Authentics 300 vs Google - Nest Audio

The Authentics 300 edges ahead on the Mars Score (55.1 vs 50.6), but the 4.5-point gap is small enough that the right pick comes down to which spec advantages matter to you.

Pick the Authentics 300 if you care most about output. The biggest gaps in its favor are output.

Pick the Nest Audio if you care most about matter / thread. Its strongest claims are matter / thread.

Both ship with comparable dolby atmos, so those specs don't separate the two — focus on the differences below.

Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.