Google Nest
Smart climateNest Learning Thermostat 4th Gen Guide: Matter, Wiring & Sensor
Current buying option
Google Nest Learning Thermostat (4th Gen) with Nest Temperature Sensor
Current price & availability · purchase link
Open the named listing to compare the live price, availability, delivery, seller, and return terms.
A practical guide to Google's 2024 Learning Thermostat, covering 24V HVAC compatibility, its 2.7-inch display, included temperature sensor offer, Matter, Google Home app, and power checks.
Decide before the product image
- Best for
- Google Home households that want a polished learning thermostat and remote sensor
- Verify on Amazon
- Confirm ASIN B01HHQZHRK, the Polished Gold finish, included temperature sensor, seller, and HVAC compatibility.
Editorial image for visual context; the linked listing may have a different product appearance or configuration.
Direct answer to the buying question
Does Nest Learning Thermostat 4th Gen need a C-wire, and does Matter guarantee HVAC compatibility?
Matter support does not prove that the Nest Learning Thermostat 4th Gen will work with a particular HVAC system. Photograph the terminals, run Google's current compatibility checker, and verify the power path before purchase; a C-wire is not required in many supported homes, but that is not a guarantee for every system.
Continue this decision
Decision 1
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Decision 2
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Decision 3
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Decision 4
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Decision 5
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Buying assessment
Use the decision points below to compare fit, compatibility, ownership trade-offs, and the exact current listing.
Quick verdict
Best fit
Google Home households that want a polished learning thermostat and remote sensor
Main upside
Large 2.7-inch 600×600 display
Check first
Exact 24V HVAC and power compatibility must be checked
What matters most
- Updated
- July 28, 2026
- Decision scope
- Fit, compatibility, ownership, and current-listing checks
- Version risk
- Google lists a 2.7-inch 600×600 display and built-in environmental sensing.
- Price or bundle risk
- Confirm ASIN B01HHQZHRK, the Polished Gold finish, included temperature sensor, seller, and HVAC compatibility.
Current product and listing
- Current listing
- Amazon ASIN B01HHQZHRK
- Product name
- Google Nest Learning Thermostat (4th Gen) with Nest Temperature Sensor
- Model or bundle
- Google Nest Learning Thermostat (4th Gen) with Nest Temperature Sensor
- Confirm before buying
- Google lists a 2.7-inch 600×600 display and built-in environmental sensing.
- Live buying conditions
- Confirm ASIN B01HHQZHRK, the Polished Gold finish, included temperature sensor, seller, and HVAC compatibility.
What can change before checkout
- Page updated
- July 28, 2026
- Exact product
- Amazon ASIN B01HHQZHRK
- Price and availability
- Check the merchant page for the current price, coupon, stock, and delivery
- Seller and returns
- Confirm the selected seller, included bundle, warranty path, and return terms before ordering
Product facts
- Exact product
- Google Nest Learning Thermostat (4th Gen) with Nest Temperature Sensor
- Brand
- Google Nest
- Best use case
- Google Home households that want a polished learning thermostat and remote sensor
- Category
- climate
- ASIN
- B01HHQZHRK
- Price band
- $$$$
Compatibility checks
- Google lists a 2.7-inch 600×600 display and built-in environmental sensing.
- The thermostat supports Matter but still requires compatible HVAC equipment and power.
- The supplied Amazon title includes a remote Nest Temperature Sensor.
Key specifications
| Spec | Value to verify |
|---|---|
| ASIN | B01HHQZHRK |
| Display | 2.7-inch, 600 × 600 |
| Sensors | Temperature, humidity, ambient light, and Soli presence sensing |
| HVAC | Most 24V systems; verify exact equipment |
| Network | Dual-band Wi-Fi |
| Smart home | Matter; Google Home app |
| Linked offer | Polished Gold thermostat with Nest Temperature Sensor |
Fit decision guide
Best when
Your priority is google home households that want a polished learning thermostat and remote sensor and the exact listing matches the specs below.
Main trade-off
Exact 24V HVAC and power compatibility must be checked
Also compare
Room-aware comfort and broad ecosystem support on a compatible 24VAC system
Confirm before checkout
Google lists a 2.7-inch 600×600 display and built-in environmental sensing.
Bottom line
Nest 4th Gen is the cleaner fit for Google Home households that value its display, learned schedules, and Matter integration. ecobee remains easier to recommend when room-sensor control and broad established ecosystem options are the priority.
Why it matters
A Matter logo does not bypass HVAC wiring requirements. Use Google's compatibility checker for the exact system, then decide whether learning behavior and the included remote sensor address a real comfort problem.
Run the compatibility check first
Do not infer compatibility from the previous thermostat's shape or wire count. Identify the HVAC terminals and use Google's current checker before purchase or removal.
Learning is a preference, not magic
Automatic schedules help households with repeatable routines. Homes with irregular occupancy may prefer deliberate schedules and sensor rules.
Use the remote sensor intentionally
Place the included sensor in a room with a known temperature problem, away from direct sun, drafts, and heat sources. It cannot repair airflow or an oversized HVAC system.
Where it wins
- Large 2.7-inch 600×600 display
- Matter support and Google Home app control
- The supplied offer includes a Nest Temperature Sensor
Trade-offs
- Exact 24V HVAC and power compatibility must be checked
- Some advanced household integrations remain ecosystem-dependent
- Premium display and design raise the purchase price
What to verify
- Google lists a 2.7-inch 600×600 display and built-in environmental sensing.
- The thermostat supports Matter but still requires compatible HVAC equipment and power.
- The supplied Amazon title includes a remote Nest Temperature Sensor.
Who should buy it
Consider Google Nest Learning Thermostat (4th Gen) with Nest Temperature Sensor if your priority is google home households that want a polished learning thermostat and remote sensor and you want a product that fits your smart-home setup without adding unnecessary complexity.
Who should skip it
Skip it if the trade-offs above touch your main use case. The better buy is usually the product whose size, setup, accessories, and return path match your situation.
Compare nearby options
| Product | Best for | Check first | Price band | Exact listing |
|---|---|---|---|---|
| Google Nest Learning Thermostat (4th Gen) with Nest Temperature Sensor | Google Home households that want a polished learning thermostat and remote sensor | Exact 24V HVAC and power compatibility must be checked | $$$$ | ASIN B01HHQZHRK |
| ecobee Smart Thermostat Premium | Room-aware comfort and broad ecosystem support on a compatible 24VAC system | HVAC compatibility and power wiring must be checked | $$$$ | ASIN B0B1X7G9J2 |
Comparisons featuring this product
Version and price risk
Treat the exact listing as part of the product. Confirm the model number, hardware revision, included accessories, seller, coupon state, and return path before checkout. Current link note: Confirm ASIN B01HHQZHRK, the Polished Gold finish, included temperature sensor, seller, and HVAC compatibility.
Before you buy
- Confirm the exact model, region, wiring or door fit, required hub, and supported ecosystem before ordering.
- Check the retailer listing, seller, bundle contents, return window, and subscription boundaries.
- Keep a dependable local fallback for entry, climate, cameras, and essential automations.
- Check for recurring quality-control patterns after confirming the exact model.
Sources and methodology
We have not tested this product ourselves. This guide uses current manufacturer documentation and listing checks to identify fit, compatibility, version, and purchase risks.
References checked
- Google Nest Learning Thermostat 4th Gen specifications — Display, sensors, network, and compatibility specifications.
- Google Nest thermostat compatibility — HVAC and wiring compatibility guidance.