Here's a collection of images taken with the Sony RX100 VII at high ISOs to give a sense of how it performs in low-light conditions.
Sony RX100 VII Review – Ultra Compact, Ultra Power, Great Vlogging Option! – SonyAlphaLab
My Sony RX100 VA Review Real World Perspective, Lab, and More – SonyAlphaLab
Sony Cyber-shot DSC-RX100 VII Review
Sony Cyber-shot DSC-RX100 VII Review: Digital Photography Review
Sony CYBER-SHOT RX100 VII Photography [SAMPLE IMAGES] Compact Camera with Impressive ZEISS Zoom Lens
Sony RX100 VII High ISO Sample Images Test & Review
Sony RX100 VII review - Amateur Photographer
Sony RX100 VII Review - 200mm in your pocket! - Compact Shooter
Sony RX100 VII review - Amateur Photographer
The Camera I Almost Threw in the Ocean: Sony RX100 VII Review
Sony Cyber-shot DSC-RX100 VII sensor review - DXOMARK
Sony RX100 VII Review - 200mm in your pocket! - Compact Shooter
Sony RX100 VII High ISO Sample Images Test & Review
Sony RX100 VII review - detailed, hands-on, not sponsored