Going from Russian to Kazakh (าะฐะทะฐาัะฐ) has a composite linguistic distance of 90% (curated lexical data). Below is the dimension-by-dimension breakdown.
Shared vocabulary, cognates, and loanwords.
Morphology, syntax, word order, cases.
Shared sounds and phoneme inventory.
Cyrillic โ Cyrillic/Latin
Indo-European โ Turkic
The 5 languages with the lowest linguistic distance from Russian:
A quick 3-question check between Russian and Kazakh. No signup.