# Avalara vs ONESOURCE Comparison - What are their main differences? (Enterprise)

At a Glance

Star Rating

**Avalara** [

4/5(826)

](https://www.g2.com/products/avalara/reviews#reviews)

**ONESOURCE** [

3.8/5(30)

](https://www.g2.com/products/thomson-reuters-onesource/reviews#reviews)

Market Segments

**Avalara**
Enterprise (100.0% of reviews)

**ONESOURCE**
Enterprise (100.0% of reviews)

Pros & Cons

**Avalara**
[
Ease of Use (109)
](https://www.g2.com/products/avalara/reviews?filters%5Bsentiment_snippet%5D=1178915&qs=pros-and-cons#reviews)[
Tax Automation (84)
](https://www.g2.com/products/avalara/reviews?filters%5Bsentiment_snippet%5D=1179420&qs=pros-and-cons#reviews)[
Poor Customer Support (92)
](https://www.g2.com/products/avalara/reviews?filters%5Bsentiment_snippet%5D=1179251&qs=pros-and-cons#reviews)[
Improvement Needed (66)
](https://www.g2.com/products/avalara/reviews?filters%5Bsentiment_snippet%5D=1179390&qs=pros-and-cons#reviews)

**ONESOURCE**
Not enough data

Entry-Level Pricing

**Avalara**
 **$69.00** 1 State Per Month

**ONESOURCE**
No pricing available

Summary

AI Generated Summary

AI-generated. Powered by real user reviews.

- **G2 reviewers report** that Avalara excels in user satisfaction, boasting a significantly higher overall score compared to ONESOURCE. Users appreciate its intuitive interface, stating, "It is easy to use and once setup and understand it is something that only needs to be reviewed for accuracy."
- **Users say** Avalara's automation capabilities are a standout feature, with many highlighting how it simplifies tax calculations on sales quotes and invoices by leveraging customer location data. This functionality helps eliminate guesswork, making the invoicing process smoother.
- **According to verified reviews** , ONESOURCE is noted for its integration within ERP systems, which users find beneficial for accurate and quick tax calculations. One user mentioned, "The ease of use for tax calculations...works accurately and quickly to produce tax amounts needed for our sales orders."
- **Reviewers mention** that while Avalara has a robust support system, with a quality rating that reflects user satisfaction, ONESOURCE's support is perceived as slightly less effective, with users indicating a need for improvement in this area.
- **Users highlight** that Avalara's implementation process is generally quick and straightforward, with many praising the intuitive onboarding wizard that helps new users get started efficiently. In contrast, ONESOURCE has fewer recent reviews, which may indicate less current user experience feedback.
- **G2 reviewers note** that while both products meet user requirements, Avalara's higher ease of use score suggests a more user-friendly experience overall. Users appreciate that Avalara "automatically completes accurate, required taxes through integrations with our existing infrastructure," enhancing daily usability.

Pricing

Entry-Level Pricing

**Avalara**

Avalara

Core Compliance + SST Services

$69.00

1 State Per Month

Everything in the Core Compliance plan plus free state-funded services in up to 25 states for qualified sellers. \*Annual revenue less than $50M; Limited integrations

- Everything in Core Compliance package
- SST program enrollment
- State-sponsored registration in participating SST states

[Browse all 3 pricing plans](/products/avalara/pricing)

**ONESOURCE**

ONESOURCE
No pricing available

Free Trial

**Avalara**

Avalara

Free Trial is available

**ONESOURCE**

ONESOURCE
No trial information available

Ratings

Meets Requirements

8.7

50

8.2

11

Ease of Use

8.6

76

7.0

11

Ease of Setup

8.0

50

Not enough data

Ease of Admin

8.7

22

Not enough data

Quality of Support

7.8

50

6.7

11

Has the product been a good partner in doing business?

8.4

22

Not enough data

Product Direction (% positive)

8.6

50

6.8

11

Features by Category

Sales Tax and VAT Compliance[Hide 44 FeaturesShow 44 Features](javascript:void(0);)

8.2

250

Not enough data

Tracking

Sales Tax

9.6(won by default)

23

Not enough data

VAT

6.7(won by default)

13

Not enough data

GST

6.8(won by default)

14

Not enough data

Exemptions

8.9(won by default)

19

Not enough data

Adjustments

8.6(won by default)

14

Not enough data

Localization

8.9(won by default)

19

Not enough data

Consumer Use Tax

Not enough data

Not enough data

Integrations

Integrations

9.0(won by default)

18

Not enough data

Remittance

Returns

8.9(won by default)

21

Not enough data

Notifications

7.8(won by default)

16

Not enough data

Global/Cross Borders

6.4(won by default)

13

Not enough data

Analytics

8.1(won by default)

16

Not enough data

Agentic AI - Sales Tax and VAT Compliance

Autonomous Task Execution

Not enough data

Not enough data

Natural Language Interaction

Not enough data

Not enough data

Additional Functionality

Secure Data Storage

Not enough data

Not enough data

API

Not enough data

Not enough data

Credit Card Processing

Not enough data

Not enough data

Access Controls/Permissions

Not enough data

Not enough data

Policy Management

Not enough data

Not enough data

Multi-Currency

Not enough data

Not enough data

Invoice Management

Not enough data

Not enough data

Cash Flow Management

Not enough data

Not enough data

AI Copilot

Not enough data

Not enough data

User Management

Not enough data

Not enough data

Document Management

Not enough data

Not enough data

Exemption Management

Not enough data

Not enough data

Address Validation

Not enough data

Not enough data

Accounting

Not enough data

Not enough data

Audit Management

Not enough data

Not enough data

For eCommerce

Not enough data

Not enough data

Client Portal

Not enough data

Not enough data

Document Templates

Not enough data

Not enough data

Tax Calculation

Not enough data

Not enough data

Generative AI

Not enough data

Not enough data

Data Import/Export

Not enough data

Not enough data

Tax Compliance

Not enough data

Not enough data

Real-Time Data

Not enough data

Not enough data

Tax Filing

Not enough data

Not enough data

Audit Trail

Not enough data

Not enough data

Transaction Tracking

Not enough data

Not enough data

Taxability Verification

Not enough data

Not enough data

Electronic Payments

Not enough data

Not enough data

Activity Dashboard

Not enough data

Not enough data

Workflow Automation

Not enough data

Not enough data

Reviews

Reviewers' Company Size

[![Avalara](https://images.g2crowd.com/uploads/product/hd_favicon/1539724680/avalara.svg "Avalara")](https://www.g2.com/products/avalara/reviews)

Avalara

Small-Business(50 or fewer emp.)

0%

Mid-Market(51-1000 emp.)

0%

Enterprise(\> 1000 emp.)

100.0%

[![ONESOURCE](https://images.g2crowd.com/uploads/product/hd_favicon/68e64bc28f7346de2530e888839274c2/thomson-reuters-onesource.svg "ONESOURCE")](https://www.g2.com/products/thomson-reuters-onesource/reviews)

ONESOURCE

Small-Business(50 or fewer emp.)

0%

Mid-Market(51-1000 emp.)

0%

Enterprise(\> 1000 emp.)

100.0%

Small-Business

(50 or fewer emp.)

0%

0%

Mid-Market

(51-1000 emp.)

0%

0%

Enterprise

(\> 1000 emp.)

100.0%

100.0%

Reviewers' Industry

[![Avalara](https://images.g2crowd.com/uploads/product/hd_favicon/1539724680/avalara.svg "Avalara")](https://www.g2.com/products/avalara/reviews)
Avalara

Computer Software

16.7%

Accounting

12.2%

Information Technology and Services

7.8%

Construction

6.7%

Retail

6.7%

Other

50.0%

[![ONESOURCE](https://images.g2crowd.com/uploads/product/hd_favicon/68e64bc28f7346de2530e888839274c2/thomson-reuters-onesource.svg "ONESOURCE")](https://www.g2.com/products/thomson-reuters-onesource/reviews)
ONESOURCE

Accounting

31.3%

Computer Software

12.5%

Utilities

6.3%

Telecommunications

6.3%

Machinery

6.3%

Other

37.5%

Alternatives

You’ve filtered by category. The top alternatives displayed here have not been changed to reflect this filter because their ranking is relative to all of the categories that each of these products are in.

**Avalara Alternatives**

 ![Vertex](https://images.g2crowd.com/uploads/product/hd_favicon/433bf410bfcdb2219d4a2e8ad316d989/vertex-inc-vertex.jpg "Vertex")

[
Vertex
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 ![TaxJar](https://images.g2crowd.com/uploads/product/hd_favicon/8ad7af63514577b4ceec27b8fe42b410/taxjar.svg "TaxJar")

[
TaxJar
](/products/taxjar/reviews)

 ![Sovos](https://images.g2crowd.com/uploads/product/hd_favicon/031838797412ae9f46969ca94b3ffeac/sovos.svg "Sovos")

[
Sovos
](/products/sovos/reviews)

 ![Anrok](https://images.g2crowd.com/uploads/product/hd_favicon/4df954122daa717c8b80f9602082ef45/anrok.svg "Anrok")

[
Anrok
](/products/anrok/reviews)

**ONESOURCE Alternatives**

 ![Vertex](https://images.g2crowd.com/uploads/product/hd_favicon/433bf410bfcdb2219d4a2e8ad316d989/vertex-inc-vertex.jpg "Vertex")

[
Vertex
](/products/vertex-inc-vertex/reviews)

 ![Sovos](https://images.g2crowd.com/uploads/product/hd_favicon/031838797412ae9f46969ca94b3ffeac/sovos.svg "Sovos")

[
Sovos
](/products/sovos/reviews)

 ![TaxJar](https://images.g2crowd.com/uploads/product/hd_favicon/8ad7af63514577b4ceec27b8fe42b410/taxjar.svg "TaxJar")

[
TaxJar
](/products/taxjar/reviews)

 ![Webgility](https://images.g2crowd.com/uploads/product/hd_favicon/e6867640bfc72eb6fd54bfb9dcf9378f/webgility.svg "Webgility")

[
Webgility
](/products/webgility/reviews)

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