Link copied to clipboard

# Fidelity 401(k) Plan Services vs Mercer Comparison - What are their main differences?

Share
[
Export
](/compare/fidelity-401-k-plan-services/mercer/export.csv)

Fidelity 401(k) Plan ServicesMercer[+ Add Product](#)

Reviews

**Fidelity 401(k) Plan Services**[

4.2/5(13)

](https://www.g2.com/products/fidelity-401-k-plan-services/reviews#reviews)

**Mercer** [

3.8/5(10)

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

Pricing

**Fidelity 401(k) Plan Services**
No pricing available

**Mercer**
No pricing available

**Pricing Insights**
from reviews

Pros & Cons

**Fidelity 401(k) Plan Services**
Not enough data

**Mercer**
Not enough data

Ratings

Quality of Work

**Fidelity 401(k) Plan Services**

9.3

9.39

**Mercer**

8.1

8.16

Responsiveness

**Fidelity 401(k) Plan Services**

9.3

9.39

**Mercer**

8.0

8.09

Expertise of Team

**Fidelity 401(k) Plan Services**

9.1

9.19

**Mercer**

8.7

8.79

Execution Ability

**Fidelity 401(k) Plan Services**

9.4

9.49

**Mercer**

8.0

8.09

Communication Skills

**Fidelity 401(k) Plan Services**

9.3

9.39

**Mercer**

8.0

8.09

Professionalism

**Fidelity 401(k) Plan Services**

9.3

9.310

**Mercer**

8.5

8.59

Has the product been a good partner in doing business?

**Fidelity 401(k) Plan Services**

9.0

9.013

**Mercer**

8.0

8.09

Features

Show 3 feature categories with incomplete data

Business Services[Hide 11 FeaturesShow 11 Features](javascript:void(0);)

Not enough data

Not enough data

Planning

Needs Assessment

Not enough data

Not enough data

Resource Allocation

Not enough data

Not enough data

Stayed within Budget

Not enough data

Not enough data

Statement of Work

Not enough data

Not enough data

Best Practices

Not enough data

Not enough data

Delivery

Technical Expertise

Not enough data

Not enough data

Met Deadlines

Not enough data

Not enough data

Meeting Management

Not enough data

Not enough data

Project Updates

Not enough data

Not enough data

Scope Management

Not enough data

Not enough data

Roll-out

Not enough data

Not enough data

Ecosystem Service Providers[Hide 16 FeaturesShow 16 Features](javascript:void(0);)

Not enough data

Not enough data

Planning

Needs Assessment

Not enough data

Not enough data

Resource Allocation

Not enough data

Not enough data

Stayed within Budget

Not enough data

Not enough data

Statement of Work

Not enough data

Not enough data

Best Practices

Not enough data

Not enough data

Delivery

Technical Expertise

Not enough data

Not enough data

Met Deadlines

Not enough data

Not enough data

Meeting Management

Not enough data

Not enough data

Project Updates

Not enough data

Not enough data

Scope Management

Not enough data

Not enough data

Roll-out

Not enough data

Not enough data

Support

Go Live Support

Not enough data

Not enough data

Documentation

Not enough data

Not enough data

Training 

Not enough data

Not enough data

Metrics

Not enough data

Not enough data

Admin Services

Not enough data

Not enough data

B2B Services[Hide 4 FeaturesShow 4 Features](javascript:void(0);)

Not enough data

Not enough data

Team Quality

Change Management Skills

Not enough data

Not enough data

Executive Presence

Not enough data

Not enough data

Vertical Expertise

Not enough data

Not enough data

Technology Partnerships

Not enough data

Not enough data

User Insights

Reviewers' Company Size

[![Fidelity 401(k) Plan Services](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_04ef1cde51f9cb0f4966f052a2e22663/fidelity-401-k-plan-services.png "Fidelity 401(k) Plan Services")](https://www.g2.com/products/fidelity-401-k-plan-services/reviews)

Fidelity 401(k) Plan Services

Small-Business(50 or fewer emp.)

23.1%

Mid-Market(51-1000 emp.)

30.8%

Enterprise(\> 1000 emp.)

46.2%

[![Mercer](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_ccc3fe7493475097a801c8537bb3117e/mercer.png "Mercer")](https://www.g2.com/products/mercer/reviews)

Mercer

Small-Business(50 or fewer emp.)

22.2%

Mid-Market(51-1000 emp.)

33.3%

Enterprise(\> 1000 emp.)

44.4%

Small-Business

(50 or fewer emp.)

23.1%

22.2%

Mid-Market

(51-1000 emp.)

30.8%

33.3%

Enterprise

(\> 1000 emp.)

46.2%

44.4%

Reviewers' Industry

[![Fidelity 401(k) Plan Services](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_04ef1cde51f9cb0f4966f052a2e22663/fidelity-401-k-plan-services.png "Fidelity 401(k) Plan Services")](https://www.g2.com/products/fidelity-401-k-plan-services/reviews)
Fidelity 401(k) Plan Services

Financial Services

23.1%

Information Technology and Services

15.4%

Computer Software

15.4%

Real Estate

7.7%

Hospital & Health Care

7.7%

Other

30.8%

[![Mercer](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_ccc3fe7493475097a801c8537bb3117e/mercer.png "Mercer")](https://www.g2.com/products/mercer/reviews)
Mercer

Human Resources

22.2%

Retail

11.1%

Pharmaceuticals

11.1%

Management Consulting

11.1%

Information Technology and Services

11.1%

Other

33.3%

FAQs

## Fidelity 401(k) Plan Services vs Mercer FAQs

Generated using AI

Last updated: August 16, 2026

### What is the difference between Mercer vs Fidelity 401(k) Plan Services?

Fidelity 401(k) Plan Services stands out with a higher G2 rating and stronger reviewer satisfaction compared to Mercer.

| | [Mercer](https://www.g2.com/products/mercer/reviews) | [Fidelity 401(k) Plan Services](https://www.g2.com/products/fidelity-401-k-plan-services/reviews) |
| --- | --- | --- |
| G2 Rating (reviews) | 3.8/5 (10 reviews) | 4.2/5 (13 reviews) |
| Ease of Doing Business With | 8.0 | 9.0 |
| Top Reviewer-Cited Strength | Comprehensive salary benchmark data and robust survey offerings | User-friendly interface, strong customer service, and extensive investment options |

### How do the pricing models of Mercer and Fidelity 401(k) Plan Services compare?

Fidelity 401(k) Plan Services is considered the stronger value by reviewers, reflected in higher satisfaction scores related to cost and value.

- **Mercer:** In recent reviews, some mention that Mercer charges high costs, especially given its brand reputation, but also note the comprehensiveness of its data.
- **Fidelity 401(k) Plan Services:** Reviewers highlight low costs and strong value, especially for small businesses looking to save on investment fees and access a broad range of services.

### What are the best alternatives to Mercer and Fidelity 401(k) Plan Services?

The top three alternatives to Mercer and Fidelity 401(k) Plan Services are Insperity, SuccessCOACHING, and Hone.

| Product | G2 Rating (reviews) | Pricing Insight | Top Reviewer-Cited Strength |
| --- | --- | --- | --- |
| [Mercer](https://www.g2.com/products/mercer/reviews) | 3.8/5 (10 reviews) | High cost noted, but comprehensive data | Comprehensive salary benchmark data and robust survey offerings |
| [Fidelity 401(k) Plan Services](https://www.g2.com/products/fidelity-401-k-plan-services/reviews) | 4.2/5 (13 reviews) | Low costs and strong value for small businesses | User-friendly interface, strong customer service, and extensive investment options |
| [Insperity](https://www.g2.com/products/insperity/reviews) | 4.3/5 (330 reviews) | — | — |
| [SuccessCOACHING](https://www.g2.com/products/successcoaching/reviews) | 4.6/5 (942 reviews) | — | — |
| [Hone](https://www.g2.com/products/honehq/reviews) | 4.6/5 (297 reviews) | — | — |

### Which Benefits Consulting features should I prioritize when comparing Mercer and Fidelity 401(k) Plan Services?

Buyers should prioritize user interface and usability, customer support quality, investment and benefits options, and value for cost when comparing Mercer and Fidelity 401(k) Plan Services.

- **User Interface and Usability:** Fidelity 401(k) Plan Services is frequently praised for its user-friendly interface and easy navigation; Mercer is also described as easy to use but with fewer recent usability mentions.
- **Customer Support Quality:** Mercer and Fidelity 401(k) Plan Services both receive positive feedback for customer service, with Fidelity scoring higher on Ease of Doing Business With (9.0 vs 8.0).
- **Investment and Benefits Options:** Mercer is noted for comprehensive salary benchmark data and robust survey offerings; Fidelity 401(k) Plan Services is highlighted for diverse investment options and benefits planning tools.
- **Value for Cost:** Fidelity 401(k) Plan Services is cited for low costs and strong value, while Mercer is noted for higher costs but comprehensive data.

### What are the pros and cons of Mercer vs Fidelity 401(k) Plan Services?

Fidelity 401(k) Plan Services' headline strength is its user-friendly interface and strong customer service, while Mercer's is its comprehensive salary benchmark data.

- **Mercer strengths:** Comprehensive salary benchmark data, robust survey offerings, knowledgeable consultants, and strong industry engagement.
- **Mercer trade-offs:** Higher costs, occasional late responses, and some negative feedback on leadership and management.
- **Fidelity 401(k) Plan Services strengths:** User-friendly interface, strong customer service, low costs, extensive investment options, and helpful planning tools.
- **Fidelity 401(k) Plan Services trade-offs:** Requests for more advanced educational resources and occasional feedback on security features and processing delays.

### Is Mercer or Fidelity 401(k) Plan Services better for small businesses?

Fidelity 401(k) Plan Services is the better fit for small businesses, with reviewers specifically highlighting its value and support for this segment.

- **Mercer:** No segment share data available; reviewers focus on comprehensive data and consulting, with less emphasis on small-business needs.
- **Fidelity 401(k) Plan Services:** Reviewers mention saving on investment fees, accessible customer support, and streamlined plan administration for small businesses.

### Which Benefits Consulting platform has better integrations?

There is no reviewer-cited preference for integrations between Mercer and Fidelity 401(k) Plan Services.

- **Mercer:** No recent reviews mention integrations.
- **Fidelity 401(k) Plan Services:** No recent reviews mention integrations.

### How do Mercer and Fidelity 401(k) Plan Services compare on customer support?

Fidelity 401(k) Plan Services scores materially higher on Quality of Support, with a 1-point advantage over Mercer (9.0 vs 8.0).

- **Mercer:** Reviewers describe helpful consultants and generally good customer service, though some mention occasional late responses.
- **Fidelity 401(k) Plan Services:** Reviewers consistently praise customer service as top notch, friendly, and helpful, with strong communication options for organizations and employees.

### Which is easier to implement, Mercer or Fidelity 401(k) Plan Services?

Fidelity 401(k) Plan Services is favored for ease of setup, with a higher Ease of Doing Business With score (9.0 vs 8.0), and reviewers highlight its straightforward implementation.

- **Mercer:** Reviewers note a professional and customer service-driven implementation team, but some mention the lack of a dedicated call center team.
- **Fidelity 401(k) Plan Services:** Reviewers describe the setup as easy, with clear directions and a user-friendly onboarding process.

Alternatives

**Fidelity 401(k) Plan Services Alternatives**

 ![Insperity](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_236b803381e10cc9a5485720bd024bcf/insperity.png "Insperity")

[
Insperity
](/products/insperity/reviews)

 ![Inspira Financial](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_daa544b77f815d67dd6b020ea36a9ffd/inspira-financial-inspira-financial.jpg "Inspira Financial")

[
Inspira Financial
](/products/inspira-financial-inspira-financial/reviews)

 ![Lumity Benefits Solution](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_e0be2a6cfa5a39daf264b2a47fccff95/lumity-benefits-solution.png "Lumity Benefits Solution")

[
Lumity
](/products/lumity-benefits-solution/reviews)

 ![G&A Partners Services](https://images.g2crowd.com/uploads/product/hd_favicon/7af252cd2fd3da9229db513dafd4e9eb/g-a-partners-services.svg "G&A Partners Services")

[
G&A Partners Services
](/products/g-a-partners-services/reviews)

**Mercer Alternatives**

 ![Insperity](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_236b803381e10cc9a5485720bd024bcf/insperity.png "Insperity")

[
Insperity
](/products/insperity/reviews)

 ![SuccessCOACHING](https://images.g2crowd.com/uploads/product/hd_favicon/d40836c6987cfeb9aaea84b216c64240/successcoaching.svg "SuccessCOACHING")

[
SuccessCOACHING
](/products/successcoaching/reviews)

 ![Hone](https://images.g2crowd.com/uploads/product/hd_favicon/99a068a296d2986383998bf11973822a/honehq.svg "Hone")

[
Hone
](/products/honehq/reviews)

 ![Korn Ferry](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_f6506d8620fd6d85f994969440572e92/korn-ferry.jpeg "Korn Ferry")

[
Korn Ferry
](/products/korn-ferry/reviews)