Sports YS-8100 Stopwatch
- Stopwatch
- Black
- Better rated than 91%
A basic black stopwatch with a strong rating and real recent sales, though the listing leaves most physical details unstated.
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How it ranks among the 48 stopwatches we track
4.7★ across 158 Amazon ratings, Bayesian-smoothed toward the category average.
158 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
100+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 48 stopwatches we track - how the scorecard works · full stopwatches data report. Confidence: medium - useful but incomplete evidence.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
The Sports YS-8100 is a black stopwatch that has racked up a 4.7 out of 5 rating from 158 reviews, with Amazon recording about 100 units bought in the past month. Beyond color, the listing does not provide weight or material details.
With a generic brand name and a sparse spec sheet, this stopwatch is defined mostly by its numbers: a high rating and steady recent purchase volume rather than a documented feature set. That combination suggests it does its basic job well enough for casual timing needs.
- Black colorway
- 4.7 out of 5 stars, 158 reviews
- About 100 bought in the past month
- Model YS-8100 from Sports
Who it's for
Suited to anyone wanting a simple, inexpensive stopwatch for workouts, cooking, or games without extra features to learn. Not the choice for buyers who want documented specs like weight, size or button layout before committing.
Strengths and trade-offs
Drawn from this product's published specifications.
- High 4.7-star rating across 158 reviews
- About 100 units bought in the past month, a real demand signal
- No weight, material or dimension data listed
- Generic brand name with little background to check
Performance notes
The listing does not describe button layout, display size or timing memory, so day-to-day handling is hard to characterize from the available data. What is documented is demand: about 100 units bought in the past month alongside a 4.7 rating, which points to it doing the basic stopwatch job adequately for most buyers.
Specifications
| Brand | Sports |
|---|---|
| Model | YS-8100 |
| Color | Black |
Other Sports stopwatches
How it compares
This product against the closest alternatives we track in stopwatches.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| Sports YS-8100 StopwatchThis product | 4.7 / 5 | 158 | 3.9 / 5 |
| Gymboss BLACKBU StopwatchGymboss | 4.5 / 5 | 5,500 | 4.3 / 5 |
| ACCUSPLIT 12440191 StopwatchACCUSPLIT | 4.5 / 5 | 3,500 | 4.3 / 5 |
| Learning Resources Simple 3 Button StopwatchLearning | 4.5 / 5 | 3,000 | 4.3 / 5 |
| Digital YS-802C StopwatchDigital | 4.3 / 5 | 1,400 | 4.1 / 5 |
Similar stopwatches from other brands
Questions about the Sports YS-8100
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
What color is the Sports YS-8100 stopwatch?
Black.
How well-rated is the Sports YS-8100?
It holds a 4.7 out of 5 rating from 158 reviews.
Is the Sports YS-8100 currently selling well?
Amazon reports about 100 units bought in the past month.