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Head-to-head · Online Dictionaries

Collins Dictionary vs Oxford Learner’s Dictionaries

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Collins Dictionary #2 in Online Dictionaries 9.3/10 Free plan Free plan✓ 4 of 4 features Visit Collins
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

Collins Dictionary leads on 0 checks, Oxford Learner’s Dictionaries 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 scoreCollins Dictionary · 9.3/10
  • Free planboth
  • Free trialonly Oxford Learner’s Dictionaries

Collins Dictionary scores higher on our rubric for online dictionaries: 9.3 against 9.1 out of 10; our editors rank them #2 and #4.

Collins Dictionary is the better fit for broad everyday dictionary users. Oxford Learner’s Dictionaries is the better fit for english learners and exam-focused students.

  • Collins Dictionary fits best

    Broad everyday dictionary users

  • Oxford Learner’s Dictionaries fits best

    English learners and exam-focused students

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Side by side

Feature Collins Dictionary 9.3/10 Visit ↗ Oxford Learner’s Dictionaries 9.1/10 Visit ↗
At a glance
Editor score 9.3 9.1
Ranking #2 in Online Dictionaries #4 in Online Dictionaries
Best for Broad everyday dictionary users English learners and exam-focused students
Pricing model Free plan + paid Free plan + paid
Starting price — —
Free plan ✓ ✓
Free trial — 3 days
Deployment Cloud, Mobile, Desktop Cloud, Mobile, Desktop
Platforms Web, iOS, Android, macOS Web, iOS, Android, macOS
Features Collins Dictionary 4/4 · Oxford Learner’s Dictionaries 4/4
Audio pronunciation ✓ ✓
Usage examples ✓ ✓
Translation lookup ✓ ✓
Offline access ✓ ✓
Specs
Mobile apps Ios_android Ios_android
Languages covered 27 Not checked yet
Our review
Pros
  • Free web access with definitions, examples, and pronunciation tools
  • Translations and bilingual lookup across 27 languages
  • Offline dictionary access in iOS and Android apps
  • 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
Cons
  • Paid mobile and desktop applications sit alongside the free service
  • Offline access is provided through mobile apps rather than the web
  • Its focus is language reference rather than a broader writing suite
  • Some learning tools require premium app access
  • Offline dictionary access is limited to the mobile app
  • Bilingual lookup is specified for German-English only
Our verdict

Collins Dictionary is an online reference service for people who need everyday definitions, translations, pronunciations, examples, and language-learning tools. It covers British and American English, with specialized subject definitions,…

Read the review →

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 →
  1. Collins DictionaryOnline Dictionaries 9.3Free plan
  2. Oxford Learner’s DictionariesOnline Dictionaries 9.1Free plan · 3-day trial

Strengths and trade-offs

  • Collins Dictionary — where it wins

    • Free web access with definitions, examples, and pronunciation tools
    • Translations and bilingual lookup across 27 languages
    • Offline dictionary access in iOS and Android apps

    Where it doesn't

    • Paid mobile and desktop applications sit alongside the free service
    • Offline access is provided through mobile apps rather than the web
    • Its focus is language reference rather than a broader writing suite
  • 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
  • Collins Dictionary9.3/10 · Free plan

    A broad free dictionary for definitions, language tools, translations, and offline mobile lookup.

    Visit CollinsFull verdict →
  • 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 →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update