• Google Bard is limited to US English; ChatGPT supports 26 languages. 
  • ChatGPT is accessible in 162 countries; Google Bard is available only in the US and UK. 
  • The average user session duration: ChatGPT – 8.44 minutes, Google Bard – 3.19 minutes.
  • Incremental cost per query: Google Bard – $0.003 to $0.028, ChatGPT – $0.0036.
  • ChatGPT’s pre-training data cut-off is 2021; Google Bard’s is 2019. 
  • ChatGPT utilizes 570 GB for pre-training data; Google Bard uses 750 GB.

“Google Bard VS ChatGPT Statistics” presents an in-depth analysis of two prominent AI language models. Launched on 21st March 2023, Google Bard is Alphabet’s contribution to the AI landscape, while ChatGPT was released on 30th November 2022 and originates from OpenAI. Each brings their unique strengths to the table. This blog post dissects the differences and similarities between these AI chatbots, guiding you better to understand their roles in the ever-evolving world of technology.

Google Bard vs ChatGPT : Summary

In this section, we will compare the key features of Google Bard and ChatGPT.

FeatureGoogle BardChatGPT
Language SupportUS English26 Languages
AvailabilityUS and UK162 Countries
Avg. User Session Duration3.19 minutes8.44 minutes
Pre-training Data Cut-off20192021
Incremental Cost per Query$0.003 to $0.028$0.0036
Subscription PlansFreeFree & Plus ($20/mo)

Google Bard VS ChatGPT: Usage

FeatureGoogle BardChatGPT
Language SupportUS English26 Languages
User DistributionPredominantly US-basedPredominantly US-based
AvailabilityUS and UK162 Countries
Average User Session Duration3.19 minutes8.44 minutes

Language Support

ChatGPT supports around 26 languages, offering users a wider range of communication options. Google Bard, on the other hand, is limited to US English. This makes ChatGPT a more versatile option for users who require support in multiple languages.

User Distribution

Most users for both Google Bard and ChatGPT are from the US, 62.6% and 15%, respectively.


ChatGPT is accessible in 162 countries, while Google Bard is officially available only in the US and the UK.

User Engagement

The average user session duration on ChatGPT is 8.44 minutes, while it is 3.19 minutes on Google Bard. This indicates that users tend to engage with ChatGPT for longer, suggesting higher user satisfaction.

Google Bard VS ChatGPT: Technicals

In this section, we will compare the technical aspects of Google Bard and ChatGPT, including their neural network architecture and pre-training data.

FeatureChatGPTGoogle Bard
ArchitectureGPT 3.5LaMDA
Training Data Size300 billion words1.56 trillion words
Parameters175 billion137 billion
Pre-training Data Cut-off20212019
Data Storage Size570 GB750 GB

Neural Network Architecture

ChatGPT and Google Bard run on the same neural network architecture called Transformer. However, there are differences in the training data size and parameters. ChatGPT, currently running on GPT 3.5, is trained on 300 billion words and 175 billion parameters. Google Bard runs on LaMDA, which was trained on Infiniset dataset consisting of 1.56 trillion words and 137 billion parameters. GPT-4 is expected to have more parameters than GPT 3.5.

Pre-training Data

Comparison of Pre-training Data Cut-off

ChatGPT has a pre-training data cut-off of 2021, while Google Bard’s cut-off is 2019. Although Google Bard has Internet access, ChatGPT does not. Bard can thus provide real-time information to users. ChatGPT’s pre-training data is stored in 570 GB, while Google Bard’s pre-training data occupies 750 GB.

Pre-training Data Composition

GPT-3 training data

Dataset# TokensProportion within training
Common Crawl410 billion60%
WebText219 billion22%
Books 112 billion8%
Books255 billion8%
Wikipedia3 billion3%

Source: Wikipedia

Infiniset composition:

C4-based data12.5%
English language Wikipedia12.5%
Code documents (Q&A, tutorials, etc.)12.5%
English web documents6.25%
Non-English web documents6.25%
Dialogs data from public forums50%

Google Bard VS ChatGPT: Financials

In this section, we will analyze the financial aspects of Google Bard and ChatGPT, including cost analysis and subscription plans

FeatureChatGPTGoogle Bard
Incremental Cost per Query$0.0036$0.003 to $0.028
Base Search Cost per QueryN/A~$0.003
Subscription PlanFree & Plus ($20/mo)Free
Advanced Models AccessGPT 3.5 Turbo & GPT-4N/A

Cost Analysis

Analysts at UBS estimated that for every search query Google triggers its AI chatbot Bard, Alphabet will incur $0.003 to $0.028 in incremental costs on top of its base search cost of ~$0.003 per query, as of Mar 2023. A report, published by SemiAnalysis on 17 Feb 2023, suggests that OpenAI bears $0.0036 in costs for each query made in ChatGPT.

Subscription Plans

ChatGPT and Bard are free for users. However, ChatGPT offers a Plus subscription that costs $20 per month, in which users get access to advanced models like GPT 3.5 Turbo and GPT-4, and other benefits. Currently, there is no paid subscription available for Google Bard.


This April 2023 comparison of Google Bard and ChatGPT highlights key differences between the two AI chatbots. While ChatGPT offers more extensive language support and more prolonged user engagement, Google Bard delivers real-time information with an impressive training data size. Please share your thoughts and experiences with Google Bard and ChatGPT in the comments below. 


  1. https://en.wikipedia.org/wiki/GPT-3