Local SDXL-Lighting on iPhone: Style Image Beats 15 Minutes of Prompt Tweaking

SebPasewaldt · reddit · 2026-09-17

A detailed walkthrough of running SDXL-Lighting locally on an iPhone 16 Pro to recreate a GTA-style comic illustration. Iterating prompts (with ChatGPT's help, which tended to over-length prompts unsuitable for SDXL) got flat shading close but couldn't control the color palette. Using the inspiration image as a style guide produced better results instantly — proving a style image beats 15 minutes of prompt tweaking.

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