It would be great to see similar comparison for TimescaleDB vs VictoriaMetrics :) There are some benchmarks ([1], [2], [3]) that compare performance and resource usage between TimescaleDB, InfluxDB and VictoriaMetrics, but these benchmarks may be outdated.
[1] https://medium.com/@valyala/when-size-matters-benchmarking-v...
[2] https://medium.com/@valyala/high-cardinality-tsdb-benchmarks...
[3] https://medium.com/@valyala/insert-benchmarks-with-inch-infl...