30+ Voice Search Statistics That Show the Power of Voice Search Optimization

With the development of devices like Google Home and Amazon Echo, voice search continues to grow. If you don’t currently use voice search optimization, you’re missing out on valuable leads and revenue.

Still not sure if voice search optimization is worth it? In this post, we’ll share 30+ voice search statistics that prove you should start investing in voice search optimization, including:

• General voice search statistics
• Consumer usage statistics
• U.S. voice search statistics
• Global voice search statistics 

General voice search statistics for 2025

These voice search statistics cover the basics of voice search as a whole:

• Over 1 billion voice searches are conducted each month. (Source)
• Over 70% of voice search results pull information from featured snippets and “People Also Ask.” (Source)

• 20% of searches on mobile devices are voice-based. (Source)
• On average, the results of voice search match across all devices only 22% of the time. (Source)
• Google voice search result pages have an average of 2,312 words. (Source)
• On average, voice assistants can answer 93.7% of search queries accurately. (Source)
• Nearly 20% of all voice searches are triggered by a set of 25 keywords (how, what, easy, best). (Source)
•  27% of searches in the Google App are now done by voice. (Source)

Consumer behavior voice search statistics

Understanding the basics of voice search is one thing. But knowing how real people are using voice assistants and devices is a whole other tool for your marketing strategy.

Learn more about consumer behaviors surrounding voice search below!

• 72% of smart speaker owners use voice search to find information about local businesses. (Source)
• 80.5% of people aged 18-29 have tried using a voice assistant on their smartphone. (Source)
• 72% of people who own a voice search device say it has become part of their daily routine. (Source)
• Mobile users are 3x more likely to use voice search. (Source)
• 71% of internet users prefer to conduct a query through voice search instead of typing. (Source)
• 52% of voice search users leave their speakers in a common room like the family room. (Source)
• 43% of people shop online via voice-enabled devices. (Source)

U.S. voice search statistics

How are Americans using smart speakers and devices to access voice search? Let’s look at some U.S.-specific voice search statistics below to find out:

• 11.5% of smart speaker owners in the U.S. make purchases by voice every month. (Source)
• 50% of U.S. consumers use voice search every day. (Source)

• 93% of U.S. consumers are satisfied with their voice assistants. (Source)
• 86.1 million U.S. smart speaker users ask questions via voice in 2024, compared to 80.2 million inquiries in 2022. (Source)
• 75% of Americans use voice assistants to check the weather. (Source)
• 35% of American adults are interested in voice shopping but do not currently use it. (Source)
• Around 4 in 10 US consumers expect that “voice technology will be as good as speaking to a human” in less than 5 years. (Source)
• By 2026, 91.4 million American consumers will use voice-enabled functions of smart speakers to ask questions. (Source)

• Google Assistant has 88.8 million users in the U.S. as of 2024. Siri has 84.2 million users, and Alexa has 75.6 million users. (Source)

Global voice search usage and trends

So, what does the voice search industry look like outside the U.S.? These global voice search statistics on usage and trends will shed more insight for marketers in 2025:

• The worldwide smart speaker industry was worth $6.4 billion in 2023 and is expected to hit $110 billion by 2033. (Source)

• The smart speakers market size will grow from $14.36 billion in 2024 to $19.01 billion in 2025 at a compound annual growth rate (CAGR) of 32.4%. (Source)
• The number of voice assistants in use worldwide is projected to reach 8.4 billion by the end of 2024. (Source)
• 31% of smartphone owners worldwide use voice search at least once a week. (Source)
• Around 80% of all voice search queries are conversational. (Source)
• Mobile voice search on Google is supported in over 70 languages. (Source)
• 39.3% of Chinese internet users use voice assistants each week, more than in any other surveyed country included in the analysis. (Source)

Optimize for voice search statistics with WebFX!

These voice search stats are proof of the effectiveness of voice search optimization. If you want to reach more people searching through these devices, you must adopt a voice search marketing strategy.

Featured snippet creation and optimization services from WebFX can help!

At WebFX, we have a team of over 500 experts who will bring their knowledge and expertise to your campaign. You can adapt your search strategy for voice search queries, including upcoming AI search results and featured snippets.

If you’re ready to experience the benefits of voice search optimization, contact us online or call us today at 888-601-5359 to speak with a strategist about adapting your marketing strategy for voice search trends.