GenScale - Common-Object Scale: leaderboard
Metric: Plausible pairs (%; share of anchor-target common-object pairs in text-to-image generations judged plausible in relative size, score 3 of 5, natural-depth and same-plane splits pooled, Gemini 3.1 Pro Preview judge calibrated against nine human raters, five samples per pair, majority vote; pairs in images failing a visual-quality prefilter or missing an object are excluded, 943 to 1,136 scored pairs per model). Source: arxiv.org. Saturation forecast: Rough model projection: around 2026. 7 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Nano Banana 2 | 56.5 |
| 2 | GPT Image 2 | 51.9 |
| 3 | Grok Imagine | 46.7 |
| 4 | Z-Image-Turbo | 46.1 |
| 5 | Qwen-Image-2512 | 40 |
| 6 | FLUX.2 (GenScale variant unspecified) | 33.9 |
| 7 | Stable Diffusion 3.5 Large | 31.1 |
Interactive version: theaggregate.ai/benchmark?slug=genscale-common-object-scale · How It Works · Data refreshed daily, snapshot 2026-09-26.