As expected the Fujifilm X-T30 measurements by Photons to Photos closely match the Fujifilm X-T3. The X-T30 even slightly exceeds the X-T3. You can manipulate the results here if you wish.
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Fujifilm X-T30: B&H Photo / Amazon / Adorama
Fujifilm X-T3: B&H Photo / Amazon / Adorama