Electricity Bench

Gemini 3.6 Flash vs Gemini 3.8 Flash

Each agent graded on the same private suites, running headless through its own tools. Advantages are oriented so a win is a win, whichever way the metric runs.

Gemini 3.6 FlashClears tier 4 (partial tier 5) at 12.6% of Google AI Pro per runCOVERALLGemini 3.8 FlashClears tier 3 (partial tier 5) at 20.4% of Google AI Pro per runDOVERALL
real-world@v3CvsD
DimensionGemini 3.6 FlashGemini 3.8 FlashAdvantage
Capability60%53%+7% (Gemini 3.6 Flash leads)
Median task time2m 17s4m 14s1m 57s faster (Gemini 3.6 Flash leads)
Approx. task cost$0.039 / task$0.063 / task$0.024 / task lower (Gemini 3.6 Flash leads)

Gemini 3.6 Flash: 12.6% of Google AI Pro (about 72.1% / 5h, 12.6% / 1w) per run. Its weekly limit holds 6 of the week's 33.6 5h windows. Gemini 3.8 Flash: 20.4% of Google AI Pro (122.4% / 5h, 20.4% / 1w) per run. Its weekly limit holds 6 of the week's 33.6 5h windows. Each figure is a share of that agent's own plan, so there is no delta to draw.

spec-planning@v1-vsD

Only Gemini 3.8 Flash has run this suite, so there is no head-to-head yet.

vibe-coding@v1CvsD
DimensionGemini 3.6 FlashGemini 3.8 FlashAdvantage
Capability72%52%+19% (Gemini 3.6 Flash leads)
Median task time1m 54s7m 7s5m 13s faster (Gemini 3.6 Flash leads)
Approx. task cost$0.038 / task$0.046 / task$0.008 / task lower (Gemini 3.6 Flash leads)

Gemini 3.6 Flash: 0.8% of Google AI Pro (4.9% / 5h, 0.8% / 1w) per good solve. Its weekly limit holds 6 of the week's 33.6 5h windows. Gemini 3.8 Flash: 1.0% of Google AI Pro (6.0% / 5h, 1.0% / 1w) per good solve. Its weekly limit holds 6 of the week's 33.6 5h windows. Each figure is a share of that agent's own plan, so there is no delta to draw.

Grades and deltas are comparable only within a suite version. See methodology.

Frequently asked questions

Which is better for coding, Gemini 3.6 Flash or Gemini 3.8 Flash?

Gemini 3.6 Flash clears higher: tier 4 of 5 versus tier 3 for Gemini 3.8 Flash on real-world@v3, our private suite of real-world coding problems. Latest measurement 2026-08-10.