neck and neck

Adjective

• inconclusive as to outcome; close or just even in a race or comparison or competition
  • as they approached the finish line they were neck and neck
    
  • the election was a nip and tuck affair
    

Adverb

• even or close in a race or competition or comparison
  • the horses ran neck and neck
    
  • he won nip and tuck
    

Related words

• Synonyms: 
  head-to-head , nip and tuck