$T_1 \sim 100$-$500\,\mu$s - $T_2 \sim 50$-$300\,\mu$s - Single-qubit gate time: $\sim 20$-$50$ ns - Two-qubit gate fidelity: $99.5$-$99.9\%$ - Current qubit count: $\sim 100$-$1,200$ (IBM Eagle/Condor, Google Sycamore) - Connectivity: nearest-neighbor on a 2D lattice (heavy-hex for IBM, grid for Go