Head-to-head comparison across 2benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Grok 4.3
74
MiMo-V2.5
71
Pick Grok 4.3 if you want the stronger benchmark profile. MiMo-V2.5 only becomes the better choice if coding is the priority.
Coding
+8.8 difference
Multimodal
+0.8 difference
Grok 4.3
MiMo-V2.5
$1.25 / $2.5
$null / $null
209 t/s
N/A
12.36s
N/A
1M
1M
Pick Grok 4.3 if you want the stronger benchmark profile. MiMo-V2.5 only becomes the better choice if coding is the priority.
Grok 4.3 has the cleaner provisional overall profile here, landing at 74 versus 71. It is a real lead, but still close enough that category-level strengths matter more than the headline number.
Grok 4.3 is ahead on BenchLM's provisional leaderboard, 74 to 71. The biggest single separator in this matchup is MMMU-Pro, where the scores are 78.1% and 77.9%.
MiMo-V2.5 has the edge for coding in this comparison, averaging 56.1 versus 47.3. Grok 4.3 stays close enough that the answer can still flip depending on your workload.
MiMo-V2.5 has the edge for multimodal and grounded tasks in this comparison, averaging 78.9 versus 78.1. Inside this category, Design Arena Website is the benchmark that creates the most daylight between them.
For engineers, researchers, and the plain curious — a weekly brief on new models, ranking shifts, and pricing changes.
Free. No spam. Unsubscribe anytime.