Head-to-head comparison across 4benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Gemini 3.5 Flash
88
Hy3 Preview
61
Verified leaderboard positions: Gemini 3.5 Flash #7 · Hy3 Preview unranked
Pick Gemini 3.5 Flash if you want the stronger benchmark profile. Hy3 Preview only becomes the better choice if coding is the priority or you want the cheaper token bill.
Agentic
+22.8 difference
Coding
+5.5 difference
Knowledge
+11.3 difference
Inst. Following
+13.2 difference
Gemini 3.5 Flash
Hy3 Preview
$1.5 / $9
$0 / $0
284.2 t/s
N/A
18.55s
N/A
1M
256K
Pick Gemini 3.5 Flash if you want the stronger benchmark profile. Hy3 Preview only becomes the better choice if coding is the priority or you want the cheaper token bill.
Gemini 3.5 Flash is clearly ahead on the provisional aggregate, 88 to 61. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Gemini 3.5 Flash's sharpest advantage is in agentic, where it averages 77.2 against 54.4. The single biggest benchmark swing on the page is Terminal-Bench 2.0, 76.2% to 54.4%. Hy3 Preview does hit back in coding, so the answer changes if that is the part of the workload you care about most.
Gemini 3.5 Flash is also the more expensive model on tokens at $1.50 input / $9.00 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Hy3 Preview. That is roughly Infinityx on output cost alone. Gemini 3.5 Flash gives you the larger context window at 1M, compared with 256K for Hy3 Preview.
Gemini 3.5 Flash is ahead on BenchLM's provisional leaderboard, 88 to 61. The biggest single separator in this matchup is Terminal-Bench 2.0, where the scores are 76.2% and 54.4%.
Gemini 3.5 Flash has the edge for knowledge tasks in this comparison, averaging 58 versus 46.7. Inside this category, AA-Omniscience Hallucination Rate is the benchmark that creates the most daylight between them.
Hy3 Preview has the edge for coding in this comparison, averaging 60 versus 54.5. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
Gemini 3.5 Flash has the edge for agentic tasks in this comparison, averaging 77.2 versus 54.4. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
Gemini 3.5 Flash has the edge for instruction following in this comparison, averaging 76.3 versus 63.1. Inside this category, IFBench is the benchmark that creates the most daylight between them.
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