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Qwen3.5 0.8B (Reasoning) vs Gemini 2.5 Flash Preview (Sep '25) (Reasoning)

Alibaba vs Google — side-by-side benchmark comparison

Qwen3.5 0.8B (Reasoning)Gemini 2.5 Flash Preview (Sep '25) (Reasoning)
Intelligence Index10.531.1
Coding Index0.024.6
Math Index78.3
Output speed (tok/s)0.00.0
Blended price ($/1M)$0.02$0.00
Time to first token (s)0.00s0.00s
aime
aime 2578.3%
artificial analysis coding index0.0%24.60
artificial analysis intelligence index10.5031.10
artificial analysis math index78.30
gpqa11.1%79.3%
hle1.2%12.7%
ifbench21.5%52.3%
lcr5.3%64.3%
livecodebench71.3%
math 500
mmlu pro84.2%
scicode0.0%40.5%
tau247.7%45.6%
terminalbench hard0.0%16.7%

Benchmark data from Artificial Analysis.