Google - Luxe vs Garmin - vivosmart 5

The vivosmart 5 edges ahead on the Mars Score (46.1 vs 50.7), but the 4.6-point gap is small enough that the right pick comes down to which spec advantages matter to you.

Pick the Luxe if you care most about sport modes. The biggest gaps in its favor are sport modes.

Pick the vivosmart 5 if you care most about battery life. Its strongest claims are battery life.

Both ship with comparable gps, spo2, water resistance, 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.