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Google Nest Protect Comparison - April 2025
| 1 Best Choice  9.7Exceptional | 2  9.6Exceptional | 3  9.3Excellent | 4 Best Value  9.0Excellent | 5  8.9Very Good |
| View DealOn Amazon | View DealOn Amazon | View DealOn Amazon | View DealOn Amazon | View DealOn Amazon |
ModelGoogle Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Battery Operated , White - S3000BWES | Model X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display (Standalone Model) | Model Google Nest Learning Thermostat (4th Gen, 2024) with Nest Temperature Sensor - Energy Saving Smart Thermostat with Adaptive Eco - Works with Alexa and Google Home App - Polished Obsidian | Model X-Sense Smart Smoke Detector Carbon Monoxide Detector Combo with No Fee App Notification, Replaceable Battery Powered Smoke Detector and Carbon Monoxide Detector, SC06-WX, 1-Pack | Model Anti-Theft Mount for Google Nest Cam(Battery), Anti-Drop Waterproof Camera Protective Cover with Security Chain Cable,Lock Accessories for Google Nest Cam Outdoor/Indoor, Battery (Camera Not Included) |
BrandGoogle | Brand X-Sense | Brand Google | Brand X-Sense | Brand Kidjoyo |
Reviews | Reviews | Reviews  | Reviews | Reviews  |
Tech Specs | ||||
included components Six long-life batteries Energizer Ultimate Lithium L91 AA | included components - | included components Thermostat Display, Thermostat base, Trim plate, Steal plate, Mounting screws and wiring labels, Nest Temperature Sensor 2nd gen | included components 1 User Manual, 2 Screws and Anchor Plugs, 1 Smoke and Carbon Monoxide Alarm SC06-WX, 1 CR123A Replaceable Battery Packed with Equipment | included components Protective Cover, Screws, Anti-Theft Mount for Google Nest Cam, Security Chain |
item weight 1 pounds | item weight - | item weight 5.7 ounces | item weight 13.4 ounces | item weight 2.39 ounces |
customer reviews4.6 4.6 out of 5 stars 8, 568 ratings 4.6 out of 5 stars | customer reviews - | customer reviews 2.8 2.8 out of 5 stars 23 ratings 2.8 out of 5 stars | customer reviews 4.5 4.5 out of 5 stars 6 ratings 4.5 out of 5 stars | customer reviews 4.2 4.2 out of 5 stars 73 ratings 4.2 out of 5 stars |
product dimensions 1.5D x 5.3W x 5.3H | product dimensions - | product dimensions 0.04 x 0.15 x 0.15 inches | product dimensions 5.7D x 5.7W x 2H | product dimensions - |
batteries 6 Lithium Metal batteries required. included | batteries - | batteries 1 CR2 batteries required. included | batteries 1 CR123A batteries required. included | batteries - |
style Battery | style - | style English | style Wi-Fi Connected Model | style - |
batteries required No | batteries required - | batteries required Yes | batteries required Yes | batteries required No |
Material- | Material Heat Resistant PC Plastic Material | Material - | Material - | Material - |
color White | color - | color Polished Obsidian | color - | color - |
alarm Audible | alarm - | alarm - | alarm Alarm | alarm - |
battery cell type Lithium Metal | battery cell type - | battery cell type - | battery cell type Lithium Metal | battery cell type - |
item package quantity 1 | item package quantity - | item package quantity - | item package quantity 1 | item package quantity - |
size 1 | size - | size - | size 1-Pack | size - |
power source Battery Powered | power source - | power source - | power source Battery Powered | power source - |
sensor type Photoelectric | sensor type - | sensor type - | sensor type Photoelectric, Electrochemical | sensor type - |
Available On   | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.7
1GoogleGoogle Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Battery Operated , White - S3000BWES
Why we love it
Easy to install and set up.
Provides instant phone alerts.
Self-tests for reliable safety assurance.
Main highlights- With Safety Check you can test all your smoke and CO alarms with just a tap and get a full report once the test is done
- With App Silence you can silence the smoke alarm with your phone in the Nest app when there's only a little smoke
- The Nest smoke and carbon monoxide alarm has sensors with a 10-year lifespan to help keep your family safe for up to a decade
- Tells you what and where. It speaks up to tell you if there’s smoke or CO and where the problem is, so you know what to do. Connectivity: Bluetooth 4.0 LE, Wi-Fi 4 (802.11n)
- Split-Spectrum Sensor. In an emergency, seconds count. Nest Protect uses two wavelengths of light to look for both fast and slow burning fires.
- Split Spectrum Sensor looks for both fast burning and smoldering, and tells you where the danger is
- Smoke detector and carbon monoxide detector that speaks up in a friendly voice to give you an early warning when there's smoke or CO in your home
- No chirps to tell you the battery is low; Nest Protect tests its own batteries and gives you a Nightly Promise when you turn off the lights so you know everything is working
- Know from anywhere. Connect Nest Protect to Wi-Fi and it will send an alert to your phone if the alarm goes off or the batteries run low.
- Heads-Up. Get a friendly voice alert so you can handle burning toast before it becomes a burning toaster.
- Google Nest Protect (Battery) packaged with a Google Seal for Online Marketplace
- Get phone alerts so you know something's wrong even when you're away from home[1]
- CO detector looks out for carbon monoxide and tells you where it's located
- App Silence. Nest Protect is the first alarm you can hush from your phone. Simply walk to the Nest Protect that noticed the problem and open the Nest app.
- A Light in the Dark: Usually Nest Protect has its light turned off but when you walk underneath it Pathlight can light your way.
- 10-year carbon monoxide sensor. Carbon monoxide is odorless, invisible and deadly. When there’s CO, Nest Protect tells you where it’s hiding.
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9.6
2X-Sense
X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display (Standalone Model)
Why we love it
1. This smoke and carbon monoxide detector can save your life by detecting both smoke and carbon monoxide.
2. The battery lasts for 10 years, so you dont have to worry about changing batteries.
3. X Sense offers a 60 day money back guarantee, a 5 year warranty, and lifetime customer support.
Main highlights- Simple Installation: Requires no rewiring; easy to mount this smoke and carbon monoxide alarm on any wall or ceiling with the included mounting bracket, screws, and anchor plugs
- Please Note: SC07 is a basic standalone unit; it does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for interconnection, search for SC07-W. For Wi-Fi functionality, look for SC07-WX or SC07-MR
- Informative LCD: Displays real-time CO levels from 30–999 ppm (parts per million) taken from the surrounding air, as well as battery level and working status
- Combination Alarm with CO Readings: When the alarm is triggered, the LCD will display the CO concentration and illuminate. In standby mode, the LCD turns off to ensure you are not disturbed
- 2-in-1 Protection: The combination smoke and CO detector detects both smoke and carbon monoxide faster and more accurately using a photoelectric smoke sensor and an electrochemical CO sensor
- 10-Year Battery: The fire and CO alarm is built with a sealed lithium battery that provides 10 years of continuous power, saving you from changing batteries and power outage
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9.3
3Google
Google Nest Learning Thermostat (4th Gen, 2024) with Nest Temperature Sensor - Energy Saving Smart Thermostat with Adaptive Eco - Works with Alexa and Google Home App - Polished Obsidian
Why we love it
Saves energy and reduces bills.
Easy installation and setup.
Elegant design with useful features.
Main highlights- With natural heating and cooling, the Nest Learning Thermostat (4th gen) learns how the temperature outside affects the temperature inside, and pauses your system to help you save[1]
- The thermostat is made with premium materials in elegant finishes; with a 60% larger borderless display and Dynamic Farsight, you can see info from across the room[1,11]; choose the design, like a clock, the temp, weather, and more
- The thermostat is easy to install yourself, usually in 40 min or less[5]; you can control it and your other compatible smart home devices in the Google Home app[1]; or change the temp just by using your voice with Alexa or a Nest smart speaker[3]
- The Nest Learning Thermostat (4th gen) works with most 24V systems, including gas, electric, oil, forced air, heat pump, and radiant, and no C wire is required for installation in most homes; visit the Nest Compatibility Checker for more info
- The Nest Learning Thermostat (4th gen) can help save an average of 12% on heating bills and 15% on cooling bills[2]
- Smart Schedule learns the temps you like, and when you like them; it suggests tweaks to help you save, and you can accept them in the app[1]; and Adaptive Eco helps find an energy-saving temperature, based on the temperature outside[1]
- Please refer to the “Legal” section below for all applicable legal disclaimers denoted by the bracketed numbers in the preceding bullet points (e.g., [1], [2], etc.)
- Nest’s smartest, most advanced thermostat yet, the Google Nest Learning Thermostat (4th gen) is a beautiful, brilliant way to save energy, keep your home comfortable, and help make sure your heating and cooling systems are running smoothly
- It comes with the Nest Temperature Sensor (2nd gen) and works with any Nest Temperature Sensor; put a sensor in any room to help manage hot and cold spots, and use the Google Home app to set the temp it should reach at a certain time of day[1]
- Automatically adjusts display brightness to deliver the best readability. You can also manually adjust brightness
Our ranking system
At BestChoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
