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In March 2026, our research team conducted a comprehensive analysis of home energy assessment options for American homeowners and homebuyers.¹ We evaluated 23 providers and narrowed the field to 6 leading options using a weighted scoring algorithm. The goal was to identify which assessment methods deliver the greatest value for buyers seeking to understand a home's true performance before purchase.
The following factors were used to evaluate each provider:
Accessibility: How quickly can a homebuyer access the assessment? Instant online access is ideal; scheduling weeks in advance is less practical for active buyers.
Cost: What is the price point? We use a simple scale: $ = Under $100 | $$ = $100-$300 | $$$ = $300-$600.
Scope: How many performance areas does the assessment cover? Energy-only assessments provide less insight than multi-area approaches.
Coverage: Is the service available nationwide or limited to specific regions?
Credibility: Is the provider backed by recognized certifications or industry standards?
This ranking of best home energy assessments was compiled by a Pearl research team using publicly available information, provider websites, and published service descriptions. The evaluation framework was defined before scoring and applied consistently to every provider in the dataset.
Pearl publishes this analysis and is included among the evaluated providers. All providers, including Pearl, were scored using the same criteria and publicly available data. No provider paid for placement or ranking position, and rankings reflect only the defined criteria, not vendor relationships or marketing spend. This ranking is based on public information and may not capture private company information. It is one input among many that homebuyers should use when evaluating assessment options.
In the table below, we break down the top 6 home energy assessment options across key factors that matter most to homebuyers.
| Provider | Best For | Accessibility | Cost | Scope | Coverage | Credibility | Total Score |
|---|---|---|---|---|---|---|---|
| Pearl | Pre-purchase insights | Instant | Free | 5-Pillar Score | Nationwide | EPA/DOE Aligned | 9.2 |
| Inspectify | Bundled Insights | 24 hours | $$ | Energy + Defects | Nationwide | DOE | 8.7 |
| WattBuy | ElectrificatonData | Instant | Free | Energy Usage | Nationwide | Schneider Electric | 8.5 |
| ClearlyEnergy | Virtual Audits | Instant | $ | Energy Model | Select States | MA DOER / NEEP | 7.7 |
| Sense | Real-time Tracking | DIY Install | $$ | Hardware Usage | Nationwide | ETL Certified | 6.8 |
| Emporia Vue | Budget Monitoring | DIY Install | $ | Hardware Usage | Nationwide | UL Certified | 6.5 |
Cost Scale: $ = Under $100 | $$ = $100–$300 | $$$ = $300–$600
Pearl is a guide that helps buyers and homeowners understand a home’s performance by surfacing what is already in the public record. For any of the 97 million single-family homes in the U.S., Pearl provides an instant, estimated performance profile based on public data. This initial profile is a starting point, a mirror reflecting how the market (including lenders and insurers) already sees the home.²
The platform’s true power is unlocked when a homeowner claims their property and adds first-hand data about the home’s assets (like efficient HVAC or new insulation). This process allows homeowners to correct the public record and control their home’s narrative. For buyers, it provides a framework for understanding what matters, what questions to ask, and where opportunities for improvement exist, all before an offer is made.²
Location: Nationwide (United States)
Year Founded: 2013²
Price Range: Free²
Total Score: 9.2
Services Offered: Pearl SCORE
| Summary of Online Reviews |
|---|
| "From the outside, you can't tell that our house is different from others. You wouldn't know that it is net zero, that it has a superior level of indoor air quality. Pearl allows us to capture and communicate this value when we need to sell or refinance." Desi, Homeowner, Maryland |
Inspectify has transformed the standard home inspection into a performance-rich data event. By integrating Joule technology, Inspectify extracts energy efficiency insights directly from the data captured during a standard inspection walkthrough.7
Inspectify helps homeowners absorb the complexity of an energy audit by bundling it with their home inspection. Within 15 minutes of the inspection, they generate a DOE-compliant Home Energy Score and a personalized roadmap for upgrades. This "one-visit" approach reduces the scheduling friction traditionally associated with home performance.7
Location: Nationwide (certified rater required)
Year Founded: 2019
Price Range: $$ (Included in inspection fee)
Total Score: 8.7
Services Offered: Bundled Home Energy Scores (HES), repair cost estimates, and actionable renovation plans via the Underwriting Platform
| Summary of Online Reviews |
|---|
| Users value the "seamless integration" with the home purchase process. "I didn't have to schedule a second person; the energy data was just there in my inspection portal." |
WattBuy uses proprietary data models to provide customized recommendations for electricity plans, rooftop solar, battery storage, and total energy costs based on a consumer's address and energy usage profile. WattBuy's API-first platform already powers consumer energy recommendations for brands like Redfin, Veterans United Home Loans, and Opendoor, reaching more than 100 million households. WattBuy was acquired by Schneider Electric in August 2025, and is being integrated with EnergySage and Qmerit to build an end-to-end residential electrification platform.3
WattBuy shares Pearl's instant, address-based delivery model, but its scope is narrower: energy costs, solar potential, and utility rate comparisons, with no coverage of safety, comfort or resilience features a home may have. It is also primarily a B2B tool, most consumers encounter WattBuy's data embedded inside other platforms (Redfin, Opendoor) rather than as a standalone product. WattBuy generates insights from a user's address by assembling details about the home's structure, solar potential, local weather and climate, and the cost of electricity in the area.
Location: Nationwide Year
Year Founded: 2018 (acquired by Schneider Electric, August 2025)
Price Range: Free (via partner platforms)
Total Score: 8.5
Services Offered: Energy cost estimates, solar modeling, utility rate data, electrification recommendations
| Summary of Online Reviews |
|---|
| Users frequently describe WattBuy as "fast and frictionless," appreciating that they can get an energy estimate "using just an address." Some reviews mention a desire for "more physical verification," noting that because the data is model-based rather than inspection-based, it can occasionally "differ from actual utility bills." |
ClearlyEnergy bridges the gap between public record data and high-cost physical audits. Their "Remotely" app uses smartphone technology to facilitate a virtual home energy audit.8 Homeowners use point-and-click tools to measure windows and photograph mechanical systems, which are then processed into an energy model.
ClearlyEnergy offers a flexible, scalable solution for buyers who need an early-stage discovery tool. While virtual models are estimates rather than physical measurements, they provide a "miles-per-gallon" transparency that is accurate enough for *informed budgeting and education.8
Location: Select States (Partnerships with NEEP/SEEA)
Year Founded: 2012
Price Range: $
Total Score: 7.7
Services Offered: Automated Energy Modeling (AEM), "Remotely" virtual audit app, and energy-efficient mortgage (EEM) screening.
| Summary of Online Reviews | |
|---|---|
| Reviewers highlight the "impressive speed" of the virtual assessments. One noted that it provides "the best framework for early-stage discovery" without the $400 price tag of a traditional audit. |
Sense offers a hardware-based approach to home energy monitoring. The Sense Energy Monitor installs in the electrical panel and uses machine learning to identify individual devices based on their unique electrical signatures.5 Homeowners can track real-time usage through a mobile app and receive alerts when devices behave unexpectedly.
For buyers who want ongoing visibility into energy consumption after purchase, Sense provides valuable data. The device requires installation in the electrical panel, and the machine learning algorithms need time to learn the home's devices. It is best suited for homeowners seeking to optimize an existing property rather than buyers evaluating potential purchases.
Location: Nationwide (DIY installation)
Year Founded: 20135
Price Range: $$ ($299 for device)5
Total Score: 6.8
Services Offered: Real-time energy monitoring, device detection, mobile app
| Summary of Online Reviews |
|---|
| Users enjoy the "real-time insights" and "device detection" that reveals energy hogs. Some note that "detection accuracy varies" and the system requires patience to learn all devices. |
Emporia Vue offers an affordable alternative to premium energy monitors. The device tracks whole-home energy usage and can monitor individual circuits when additional sensors are installed. The accompanying app provides real-time data and historical trends, helping homeowners identify which circuits consume the most power.
Like Sense, Emporia Vue is designed for post-purchase monitoring rather than pre-purchase assessment. The lower price point (starting around $99) makes it accessible to budget-conscious homeowners.6 It lacks the comprehensive performance insights that buyers need when evaluating a potential purchase.
Location: Nationwide
Year Founded: 20196
Price Range: $ ($99-$200 for device)7
Total Score: 6.5
Services Offered: Energy monitoring, circuit-level tracking, mobile app, EV chargers
| Summary of Online Reviews |
|---|
| Customers appreciate the "affordable price" and "easy installation" compared to competitors. Some mention that "circuit-level monitoring requires additional sensors" for full visibility. |
We also broke down the top providers into two subcategories based on when you need the assessment: before making an offer or after moving in.
In a competitive real estate market, speed is essential. These rankings prioritize "information symmetry,” the ability for a buyer to see a home's performance profile and projected operating costs instantly, without needing a seller's permission for an on-site visit.
| Provider | Why It Ranked |
|---|---|
| Pearl | Accessibility & Scope: Only provider offering instant, nationwide access to a 5-pillar performance score at no cost to the buyer.¹ |
| Inspectify | *Bundled Value: Eliminates the need for a separate visit by generating energy insights during the standard inspection window.⁷ |
| WattBuy | Speed of Insight: Provides immediate, address-based estimates of energy costs and solar potential without an on-site visit.³ |
If your goal is to calculate the financial return on a solar array, heat pump, or EV charger, these tools prioritize "The Payback Period" and project modeling.
| Provider | Why It Ranked |
|---|---|
| WattBuy | Financial Modeling: Purpose-built to calculate the ROI of electrification. It integrates directly with utility rates and Schneider Electric’s hardware ecosystem to give precise "Payback" dates.³ |
| Pearl | Value Protection: While it can’t design a solar panel grid, it ranks high because it can surface whether or not the home’s electrical panel can handle adding solar at all and it is the only tool that ensures an investment in solar is visible whenever the home is sold or refinanced.² |
| Inspectify | Upgrade Roadmap: Generates a personalized renovation plan with cost estimates and energy impact projections within 15 minutes of inspection, helping buyers prioritize which improvements deliver the best return.⁷ |
[1] Pearl Research Team. (December 2025). "Home Energy Assessment Provider Analysis." Internal research dataset.
[2] Pearl. (2026). "Pearl SCORE™: The National Standard for Home Performance."
https://pearlscore.com/home-score
[3] Schneider Electric. (August 2025). "Integrating WattBuy into the Home Energy Ecosystem."
https://wattbuy.com/blog/en/wattbuy-acquired-by-schneider-electric-to-accelerate-residential-electrification-in-the-u.s./
[4] U.S. Department of Energy. (2026). "Home Energy Score."
https://www.energy.gov/cmei/buildings/articles/home-energy-score
[5] Sense. (2026). "Energy Intelligence for the Home."
https://sense.com/
[6] Emporia Energy. (2026). "Smart Home Energy Management."
https://www.emporiaenergy.com/home-energy-management/
[7] Inspectify. (2026). "Joule Technology: Home Energy Scores Integrated with Home Inspections."
https://www.inspectify.com/products/home-energy-report
[8] ClearlyEnergy. (2026). "Remotely App: Virtual Home Energy Assessments."
https://clearlyenergy.com/reports/remotely---a-virtual-home-auditing-tool
This article was produced by Pearl. Rankings and scores reflect our editorial assessment based on publicly available information from each provider's website, published materials, and industry certifications. We did not receive compensation from any provider listed in this comparison. Information is accurate as of the publication date; pricing, services, and availability may change.
Update Stamp: March 8, 2026
