Alexa+ vs Gemini for Home vs Siri: which voice assistant is best for your smart home in 2026?

All three big home assistants have now been rebuilt around large language models. Alexa+ is Amazon’s generative AI Alexa for Echo speakers and displays. Gemini for Home replaces Google Assistant on Google and Nest speakers. Siri AI, Apple’s rebuilt Siri, arrived on iPhone in September and is now moving onto Apple’s home devices. This comparison sets them side by side for the smart home, using Amazon’s, Google’s and Apple’s own announcements and help pages as of October 2026. We compare documented features; we haven’t run the same household through all three.

The short answer

• Choose Alexa+ if you already pay for Prime or own Echo devices. It has the widest hardware choice and costs nothing extra with Prime.
• Choose Gemini for Home if you use Android or own Nest speakers, displays and cameras. The voice assistant is free, and Google’s paid tier adds the most detailed camera AI.
• Choose Siri if everyone at home uses an iPhone. Siri AI is free with daily limits, but on HomePod it only arrives in a future software update.

Side by side

Prices are US list prices from each company’s announcements. Google says Google Home Premium prices can change, and Amazon and Apple prices vary by country.

Price: what you actually pay

Alexa+ is free with Amazon Prime and $19.99 a month without it in the US, through what Amazon’s help pages call the Alexa+ Standard plan. There’s a free, limited Alexa+ in the Alexa app and on Alexa.com, but on an Echo or Fire TV you need Prime or the Standard plan. Amazon’s international page lists non-Prime prices of £19.99 a month in the UK, €22.99 in Germany, Austria, France, Italy and Spain, and CA$27.99 plus tax in Canada.

Gemini for Home is the cheapest way into a modern home assistant. Google’s help page lists smart-home controls, media search and playback, alarms, timers, calendar, notes, lists, reminders and general questions as free. Google Home Premium, which replaced Nest Aware, launched at $10 a month or $100 a year for Standard and $20 a month or $200 a year for Advanced. It adds Gemini Live for longer, free-flowing conversations, camera history and the camera AI features. Google AI Pro includes Standard and AI Ultra includes Advanced. Our guide to Google Home Premium covers the plans in detail.

Siri AI has no charge at launch. Apple says features that use its server-side models, including Siri AI, have daily usage limits, and that expanded access will be available for a fee in future. Apple hasn’t said what that fee will be.

On hardware, the Echo Dot Max and Google Home Speaker both cost $99.99, and Apple’s HomePod mini 2 costs $149.

Speakers, displays and the devices you already own

Alexa+ has the broadest hardware range. Most current Echo speakers and displays support it, though some early models, including the first two generations of Echo and Echo Show, never will. You can also use it in the Alexa app on iPhone or Android, on Alexa.com, on Fire TV and in the Amazon Music app.

Gemini for Home runs on Google’s own speakers and displays. Google’s help page lists the full feature set on the Google Home Speaker (2026), Nest Hub (both generations), Nest Hub Max, Nest Audio, Nest Mini (2nd gen) and Google Home Mini (1st gen). The Nest Wifi point, Google Home Max, original Google Home and third-party speakers get most features but not Gemini Live. It needs a personal Google account, not a Workspace account, and Google says a home that switches to Gemini for Home can’t go back to Google Assistant.

Siri is in transition at home. Siri AI launched on iPhone, iPad, Mac, Apple Watch and Vision Pro with iOS 27, and Apple is now bringing it to home devices:

• HomePod mini 2: Siri AI is “coming in a future software update”, in English, in the US, Australia, Canada, India, New Zealand, Singapore, South Africa and the UK. Until then it runs the existing Siri.
• Apple TV 4K: Apple says Siri AI is available in beta in tvOS 27.2 on Apple TV 4K (2nd generation or later), according to its new Apple TV 4K announcement.
• HomeView: Apple’s new 7-inch home display, tabletop or wall-mounted, costs $299 and goes on sale on November 13, with Siri AI in beta, according to Apple’s HomeView announcement.

In each case, the owner of the home in the Home app needs an Apple Intelligence-enabled iPhone or iPad with Siri AI turned on. Other household members still get world knowledge and conversation without one, but personal context needs a paired Apple Intelligence device. Apple hasn’t said whether existing HomePod models get Siri AI.

Matter and Thread

All three support Matter, the shared smart-home standard, so a Matter light or lock can join any of them, and more than one at a time. The differences are in which of your devices can act as a hub, and which can run a Thread network for low-power accessories.

• Amazon: Matter-enabled Echo devices use the Matter 1.5 SDK and support Matter over Wi-Fi and over Thread. Amazon lists Thread 1.3 border routers including the Echo Dot Max, Echo Studio, Echo Show 11, Echo Show 8 (3rd Gen), Echo Show 10 (3rd Gen), Echo Show 15 (2nd Gen), Echo Show 21, Echo Hub and Echo Plus (2nd Gen), plus several eero routers.
• Google: every current Google speaker and display works as a Matter hub over Wi-Fi. For Thread, Google lists the Google Home Speaker (2026), Nest Hub (2nd gen), Nest Hub Max, Nest Wifi Pro and Google TV Streamer (4K). Older speakers such as the Nest Audio and Nest Mini are Wi-Fi only.
• Apple: an iPhone on iOS 18 or later can add and control Matter accessories without a hub, but Apple recommends one, and Thread accessories need a Thread-enabled hub such as HomePod mini, HomePod (2nd generation) or Apple TV 4K. The iPhone 15 Pro and later can control Thread accessories directly.

Conversation quality

Each company describes the same broad shift: you speak in ordinary sentences and follow up without repeating yourself.

Alexa+ keeps listening after a reply with Follow Up Mode, asks clarifying questions and remembers context across devices. Amazon offers four personality styles, Brief, Chill, Sweet and Sassy, and new voices.

Gemini for Home handles several commands in one request, lets you correct yourself mid-sentence, reasons through multi-step questions and keeps context for follow-ups, according to Google. Continued Conversation keeps the microphone open briefly after a response. Google Home Premium subscribers can say “Ok Google, let’s chat” to start Gemini Live, which Google describes as an in-depth discussion.

Siri AI brings the conversational Siri from iPhone, with broad world knowledge. Its edge in an Apple home is personal context: with a paired Apple Intelligence iPhone, Siri can draw on your calendar and messages. Apple says HomePod mini 2 recognizes up to six household voices, and HomeView recognizes up to six faces. Conversations can continue in the Siri app on other Apple devices.

These are each vendor’s own descriptions. Our Siri AI vs Alexa+ comparison goes further on two of them.

Routines and automation

Alexa+ lets you build a routine by describing it. Amazon’s example is “Can you play music and turn the lights on in my bedroom every weekday at 7AM?”, and Alexa saves it in the Alexa app. The steps are in our Alexa+ tutorial.

Gemini for Home splits automation between free and paid. Ask Home lets you create automations through conversation in the Google Home app. Help me create, where you type a description and the app generates an automation to edit and save, needs Google Home Premium.

Apple handles automations and scenes in the Home app, and a home hub is needed to run them. Apple’s iOS 27 update adds Shortcuts that can be built from a description. HomePod mini 2 adds Sound Recognition for smoke and carbon monoxide alarms, which sends alerts to iPhone, iPad and Apple Watch once Apple’s updated Home architecture is installed.

Cameras

This is where the three differ most.

• Google has the deepest camera AI, all on Google Home Premium. Standard keeps 30 days of event video history. Advanced adds AI descriptions and notifications, a daily Home Brief summary, up to 60 days of event history and searching camera history by asking a question. It works with Nest cameras and doorbells.
• Apple offers video descriptions and natural-language search across HomeKit Secure Video cameras. These need an Apple Intelligence-enabled iPhone or iPad and an eligible iCloud+ plan. HomeView can show up to nine camera feeds at once.
• Amazon says Alexa+ can use Ring cameras to tell you whether a package arrived or someone walked the dog.

Music

Alexa+ plays from Amazon Music, Spotify, Apple Music and iHeartRadio, and can move music between speakers. Gemini for Home handles media search and playback, including finding a song by describing it, though Google’s help page doesn’t name which services. Apple centers on Apple Music and AirPlay. HomePod mini 2 works as a single speaker, stereo pair or multiroom system, and two pairs of HomePod mini 2 or HomePod (2nd generation) can form four-speaker surround with the new Apple TV 4K.

Our roundup of the best smart speakers compares sound quality.

Privacy

• Amazon collects Alexa+ interactions and settings in the Alexa Privacy dashboard, and says Alexa+ is built on AWS.
• Google keeps your commands and questions in Home History at myactivity.google.com. Conversation across devices is optional, and household managers can limit camera history search to voice-matched members.
• Apple processes Siri requests on device or on its Private Cloud Compute servers, where it says personal data isn’t stored or made accessible to Apple or anyone else.

Our setup guide covers the mute switch, recording history and purchase settings on each.

Availability by country

• Alexa+: available to all customers in the US and Canada, in English and French in Canada. Amazon lists early access in the UK, Germany, Austria, France, Italy, Spain, Mexico, Brazil, Australia, India and Japan, where it began on October 29, 2026.
• Gemini for Home: early access in 20 countries, including the US, UK, Canada, Australia, New Zealand, Japan, Mexico and most of Western Europe and the Nordics, in 10 languages.
• Siri AI at home: English in the US, UK, Canada, Australia, India, New Zealand, Singapore and South Africa. Apple says Siri AI isn’t initially available in the EU on iOS and iPadOS, and it doesn’t sell HomeView in the EU.

How we chose

We compared what matters in a shared home: household cost, supported speakers and displays, Matter and Thread, routines, cameras, music and privacy. Every fact comes from Amazon’s, Google’s or Apple’s own pages as of October 2026. We gave extra weight to whether you need a subscription for the basics and whether your existing hardware works.

Which should you pick?

Prime and Echo homes: Alexa+. If you pay for Prime, Alexa+ costs nothing extra and runs on most Echo devices you already own. It also has the broadest set of partner services, from OpenTable to Uber Eats.

Android and Nest homes: Gemini for Home. The voice assistant is free, Nest speakers and displays get it without new hardware, and the Google Home Speaker adds Thread for $99.99. Pay for Google Home Premium only if you have Nest cameras or want Gemini Live, and check first whether a Google AI Pro plan already includes it.

iPhone and HomePod homes: Siri. If everyone uses an iPhone, Apple’s Home app, Matter support and HomeKit Secure Video fit together, and Siri AI is free for now. The catch is timing: on HomePod mini 2 Siri AI is still a future update, HomeView only goes on sale on November 13, and the home owner needs an Apple Intelligence iPhone.

Mixed households: Matter lets the same lights and locks work with more than one assistant, so you don’t have to pick just one.

Verdict

For most homes, the deciding factor is the hardware and accounts you already have. Alexa+ is the most complete home assistant today and the easy choice for Prime members. Gemini for Home is the best value, since its voice assistant is free, and the strongest choice for camera owners willing to pay for Google Home Premium. Siri is the right choice for Apple households, but Siri AI on Apple’s speakers is still arriving, so Apple homes are buying partly on a promise.

Where to go next

For prices and compatible Echo devices, read what Alexa+ is. For Google’s conversational mode, see how to use Gemini Live, and for the iPhone side of Apple’s assistant, our Siri AI launch report and Siri AI tutorial. The Alexa+, Gemini and Siri profiles keep the key facts in one place.