IBM ibm_berlin vs IBM ibm_brisbane
Side-by-side comparison over the metrics both devices report. Values come from different sources with different methodologies — mind the provenance badges; vendor-reported figures are manufacturer claims.
| Metric |
IBM ibm_berlin
IBM · Apache-2.0
|
IBM ibm_brisbane
IBM · Apache-2.0
|
|---|---|---|
| Best 2Q fidelity (higher better) | 0.999479 | 0.996343 |
| Median 2Q error (lower better) | 0.0021133 | 0.00767577 |
| Median readout error (lower better) | 0.020752 | 0.0200195 |
| Median T1 (µs) (higher better) | 323.82 µs | 231.95 µs |
| Median T2 (µs) (higher better) | 248.44 µs | 150.04 µs |
Captured: 2026-04-17 (ibm_berlin) · 2025-02-26 (ibm_brisbane).
Full histories: ibm_berlin ·
ibm_brisbane ·
leaderboard.