MiMo-V2-Omni vs OpenAI o4 Mini High
Compare MiMo-V2-Omni by Xiaomi against OpenAI o4 Mini High by OpenAI, context windows of 262K vs 200K, tested across 53 shared challenges.
Our Verdict
MiMo-V2-Omni
OpenAI o4 Mini HighRunner-up
No community votes yet. On paper, MiMo-V2-Omni has the edge — bigger model tier, newer.
Too close to call
API pricing
Cost per 1M tokens
MiMo-V2-Omni
Input
$0.40
2.8× cheaper
Output
$2.00
2.2× cheaper
OpenAI o4 Mini High
Input
$1.10
Output
$4.40
MiMo-V2-Omni is cheaper on both — 2.8× input, 2.2× output
Writing DNA
Style Comparison
Similarity
49%
MiMo-V2-Omni uses 723.0x more bold
MiMo-V2-Omni
OpenAI o4 Mini High
59%Vocabulary70%
23wSentence Length18w
0.72Hedging0.33
7.2Bold0.0
3.6Lists1.3
0.26Emoji0.02
1.25Headings0.00
0.10Transitions0.04
Based on 23 + 14 text responses
Research
What we learned reading every model
FAQ
