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Head-to-head · Online Dictionaries

Oxford Learner’s Dictionaries vs Merriam-Webster Dictionary

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Oxford Learner’s Dictionaries #4 in Online Dictionaries 9.1/10 Free plan · 3-day trial Free planFree trial✓ 4 of 4 features Visit site
Merriam-Webster Dictionary #5 in Online Dictionaries 9.0/10 Free plan Free plan✓ 4 of 4 features Visit Dictionary

Oxford Learner’s Dictionaries leads on 0 checks, Merriam-Webster Dictionary on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreOxford Learner’s Dictionaries · 9.1/10
  • Free planboth
  • Free trialonly Oxford Learner’s Dictionaries

Oxford Learner’s Dictionaries scores higher on our rubric for online dictionaries: 9.1 against 9.0 out of 10; our editors rank them #4 and #5.

Oxford Learner’s Dictionaries is the better fit for english learners and exam-focused students. Merriam-Webster Dictionary is the better fit for english definition and thesaurus users.

  • Oxford Learner’s Dictionaries fits best

    English learners and exam-focused students

  • Merriam-Webster Dictionary fits best

    English definition and thesaurus users

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Side by side

Feature Oxford Learner’s Dictionaries 9.1/10 Visit ↗ Merriam-Webster Dictionary 9.0/10 Visit ↗
At a glance
Editor score 9.1 9.0
Ranking #4 in Online Dictionaries #5 in Online Dictionaries
Best for English learners and exam-focused students English definition and thesaurus users
Pricing model Free plan + paid Free plan + paid
Starting price — —
Free plan ✓ ✓
Free trial 3 days —
Deployment Cloud, Mobile, Desktop Cloud, Mobile
Platforms Web, iOS, Android, macOS Web, iOS, Android
Features Oxford Learner’s Dictionaries 4/4 · Merriam-Webster Dictionary 4/4
Audio pronunciation ✓ ✓
Usage examples ✓ ✓
Translation lookup ✓ ✓
Offline access ✓ ✓
Specs
Mobile apps Ios_android Ios_android
Languages covered Not checked yet 1
Our review
Pros
  • Free access to complete Oxford Advanced Learner’s Dictionary content
  • British and American pronunciation audio with contextual examples
  • CEFR vocabulary, grammar exercises and offline mobile access
  • Free definitions, audio pronunciations, examples, and thesaurus content
  • Offline definitions and synonyms are available in the mobile apps
  • Voice search, quizzes, games, favorites, and search history support learning
Cons
  • Some learning tools require premium app access
  • Offline dictionary access is limited to the mobile app
  • Bilingual lookup is specified for German-English only
  • The primary dictionary experience is focused on English
  • Premium access is required for an ad-free experience
  • Medical, legal, and kids dictionaries require additional purchases
Our verdict

Oxford Learner’s Dictionaries combines reference material and English-learning resources for learners, teachers and exam-focused students. Its free online access includes the complete A–Z Oxford Advanced Learner’s Dictionary, with…

Read the review →

Merriam-Webster Dictionary is an online English-language reference service for definitions, pronunciations, synonyms, usage examples, word histories, and related language information. It suits students, writers, learners, and anyone who…

Read the review →
  1. Oxford Learner’s DictionariesOnline Dictionaries 9.1Free plan · 3-day trial
  2. Merriam-Webster DictionaryOnline Dictionaries 9.0Free plan

Strengths and trade-offs

  • Oxford Learner’s Dictionaries — where it wins

    • Free access to complete Oxford Advanced Learner’s Dictionary content
    • British and American pronunciation audio with contextual examples
    • CEFR vocabulary, grammar exercises and offline mobile access

    Where it doesn't

    • Some learning tools require premium app access
    • Offline dictionary access is limited to the mobile app
    • Bilingual lookup is specified for German-English only
  • Merriam-Webster Dictionary — where it wins

    • Free definitions, audio pronunciations, examples, and thesaurus content
    • Offline definitions and synonyms are available in the mobile apps
    • Voice search, quizzes, games, favorites, and search history support learning

    Where it doesn't

    • The primary dictionary experience is focused on English
    • Premium access is required for an ad-free experience
    • Medical, legal, and kids dictionaries require additional purchases
  • Oxford Learner’s Dictionaries9.1/10 · Free plan · 3-day trial

    A broad English-learning dictionary with strong pronunciation, usage and study tools.

    Visit siteFull verdict →
  • Merriam-Webster Dictionary9.0/10 · Free plan

    A strong free English reference with audio, examples, thesaurus tools, and mobile lookup.

    Visit DictionaryFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update