---
description: Side-by-side comparison of SustainIQ vs KEY ESG. Learn more about each of the product's price, features, and see the most comprehensive reviews for UK business users.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/capterra/og_logo-e5a8c001ed0bd1bb922639230fcea71a.png?auto=format%2Cenhance%2Ccompress
title: SustainIQ vs KEY ESG Comparison - Capterra UK 2026
---

Breadcrumb: [Home](/) > [ESG Software](/directory/33377/esg/software) > [SustainIQ \<span\>vs\</span\> KEY ESG](https://www.capterra.co.uk/compare/1031480/1037238/sustainiq/vs/key-esg)

# Compare SustainIQ vs KEY ESG

Canonical: https://www.capterra.co.uk/compare/1031480/1037238/sustainiq/vs/key-esg

> Detailed comparison between SustainIQ and KEY ESG. Check ratings, reviews, pricing, and features to make the best decision for your business.

-----

## At a Glance

| Metric | SustainIQ | KEY ESG |
| **Overall rating** | 4.7/5 | 4.9/5 |
| **Total Reviews** | 10 | 27 |
| **Starting Price** | - | - |
| **Free Trial** | No | No |
| **Free Version** | No | No |
| **Deployment** | Cloud, SaaS, Web-based, Mac (Desktop), Windows (Desktop), Linux (Desktop), Chromebook (Desktop) | Cloud, SaaS, Web-based |
| **Support** | Email/Help Desk, Knowledge Base, Phone Support, Chat | Email/Help Desk, FAQs/Forum, Knowledge Base, Phone Support, 24/7 (Live rep), Chat |
| **Training** | In Person, Live Online, Webinars, Documentation, Videos | Live Online, Webinars, Documentation, Videos |

## Best for

### SustainIQ

Perfect for large and enterprise sized companies, SustainIQ is the only ESG reporting software you'll need with data analytics on waste, GHG emissions, social value \&amp; supply chain on one platform.

### KEY ESG

KEY ESG software tailors to the sustainability reporting needs of businesses across a range of sectors, no matter their size or level of ESG maturity.

## Key features

### SustainIQ

- API
- Audit Trail
- Benchmarking
- Collaboration Tools
- Data Management
- Disclosure Management
- Document Management
- Emissions Management
- Environmental Metrics
- Framework Management
- KPI Monitoring
- Multi-Channel Data Collection
- Multi-Location
- Performance Metrics
- Policy Management
- Reporting/Analytics
- Search/Filter
- Stakeholder Engagement
- Sustainability Management
- Workflow Management

### KEY ESG

- API
- Audit Trail
- Benchmarking
- Collaboration Tools
- Data Management
- Disclosure Management
- Document Management
- Emissions Management
- Environmental Metrics
- Framework Management
- KPI Monitoring
- Multi-Channel Data Collection
- Multi-Location
- Performance Metrics
- Policy Management
- Reporting/Analytics
- Search/Filter
- Stakeholder Engagement
- Sustainability Management
- Workflow Management

## Links

- [View SustainIQ Profile](https://www.capterra.co.uk/software/1031480/sustainiq)
- [View KEY ESG Profile](https://www.capterra.co.uk/software/1037238/key-esg)
- [View Original Comparison](https://www.capterra.co.uk/compare/1031480/1037238/sustainiq/vs/key-esg)

-----

## Structured Data

<script type="application/ld+json">
  {"@context":"https://schema.org","@graph":[{"name":"SustainIQ vs KEY ESG Comparison - Capterra UK 2026","description":"Side-by-side comparison of SustainIQ vs KEY ESG. Learn more about each of the product's price, features, and see the most comprehensive reviews for UK business users.","url":"https://www.capterra.co.uk/compare/1031480/1037238/sustainiq/vs/key-esg","about":[{"@id":"https://www.capterra.co.uk/software/1031480/sustainiq#software"},{"@id":"https://www.capterra.co.uk/software/1037238/key-esg#software"}],"breadcrumb":{"@id":"https://www.capterra.co.uk/compare/1031480/1037238/sustainiq/vs/key-esg#breadcrumblist"},"@id":"https://www.capterra.co.uk/compare/1031480/1037238/sustainiq/vs/key-esg#webpage","@type":["WebPage","CollectionPage"],"isPartOf":{"@id":"https://www.capterra.co.uk/#website"},"inLanguage":"en-GB","publisher":{"@id":"https://www.capterra.co.uk/#organization"}},{"name":"SustainIQ","description":"SustainIQ is the complete ESG reporting solution. SustainIQ wins work, drives growth, and builds trust.\n\nSustainIQ is transforming ESG reporting for industry leading organisations across construction, manufacturing, technology, public sector and beyond in more than 30 countries around the world.\n\nA multi-award winning software, SustainIQ allows users to create reports on waste management, Scope 1, 2 &amp; 3 GHG emissions, social value, supply chain, workplace diversity, wellbeing, and more.\n\nReport on 300+ sustainability &amp; ESG KPIs on one dashboard, providing consistent and accurate reporting on a site or company-wide level instantly and on-demand.\n\nSustainIQ can help your business save time &amp; money, increase competitiveness in tenders, build trust in your supply chain and help create a transparent, trusted brand.","image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductScreenshot/a256c3b7-8b1c-4f4f-a7ac-be32b6730764.png","url":"https://www.capterra.co.uk/software/1031480/sustainiq","@id":"https://www.capterra.co.uk/software/1031480/sustainiq#software","@type":"SoftwareApplication","publisher":{"@id":"https://www.capterra.co.uk/#organization"},"applicationCategory":"BusinessApplication","aggregateRating":{"@type":"AggregateRating","ratingValue":4.7,"bestRating":5,"ratingCount":10},"operatingSystem":"Cloud, Apple, Windows, Linux, Chrome"},{"name":"KEY ESG","description":"KEY ESG automates and streamlines ESG and carbon management by helping you effectively collect, measure, report and improve your ESG data. Our intuitive software is built by ESG specialists for business users, catering to diverse ESG needs and tracking metrics across global businesses as well as private equity companies and their portfolios. KEY ESG simplifies workflows and ensures compliance with all major global regulations, including CSRD. Our software provides the tools and guidance needed to thrive at every level of ESG maturity.","image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductScreenshot/c4204ab9-f0b7-4577-bd1d-6fb56246ea6d.png","url":"https://www.capterra.co.uk/software/1037238/key-esg","@id":"https://www.capterra.co.uk/software/1037238/key-esg#software","@type":"SoftwareApplication","publisher":{"@id":"https://www.capterra.co.uk/#organization"},"applicationCategory":"BusinessApplication","aggregateRating":{"@type":"AggregateRating","ratingValue":4.9,"bestRating":5,"ratingCount":27},"operatingSystem":"Cloud"},{"@id":"https://www.capterra.co.uk/compare/1031480/1037238/sustainiq/vs/key-esg#breadcrumblist","@type":"BreadcrumbList","itemListElement":[{"name":"Home","position":1,"item":"/","@type":"ListItem"},{"name":"ESG Software","position":2,"item":"/directory/33377/esg/software","@type":"ListItem"},{"name":"SustainIQ vs KEY ESG","position":3,"item":"https://www.capterra.co.uk/compare/1031480/1037238/sustainiq/vs/key-esg","@type":"ListItem"}]}]}
</script>