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Compare ADP Comprehensive Services and Mercer 
Featured Products
At a Glance
Market Segments
Mid-Market (68.3% of reviews)
Enterprise (44.4% of reviews)
Entry-Level Pricing
No pricing available
No pricing available
ADP Comprehensive Services
Star Rating
(140)4.4 out of 5
Market Segments
Mid-Market (68.3% of reviews)
Pros & Cons
Entry-Level Pricing
No pricing available
Learn more about ADP Comprehensive ServicesMercer
Star Rating
(10)3.8 out of 5
Market Segments
Enterprise (44.4% of reviews)
Pros & Cons
Not enough data
Entry-Level Pricing
No pricing available
Learn more about MercerSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- Reviews say that Mercer excels in its "Expertise of Team" with a score of 8.7, indicating that users find the consultants knowledgeable and effective in providing tailored solutions, while ADP Comprehensive Services has a slightly lower score of 8.3 in this area.
- Users report that Mercer has a strong "Needs Assessment" process with a score of 8.4, which helps organizations identify their specific payroll needs, whereas ADP Comprehensive Services, while still effective, has not been highlighted as strongly in this area.
- Reviewers mention that ADP Comprehensive Services shines in "Responsiveness" with a score of 8.3, suggesting that users appreciate the quick turnaround on inquiries and support, compared to Mercer's score of 8.0.
- G2 users highlight that Mercer has a robust "Planning" feature set, particularly in "Resource Allocation" with a score of 8.6, which helps organizations manage their payroll resources effectively, while ADP Comprehensive Services does not have a standout feature in this category.
- Users on G2 indicate that ADP Comprehensive Services offers superior "Go Live Support," which is crucial for organizations transitioning to a new payroll system, while Mercer’s support in this area is less frequently mentioned.
- Users report that Mercer has a strong focus on "Professionalism" with a score of 8.5, which contributes to a positive working relationship, while ADP Comprehensive Services scores higher at 8.9, indicating a more consistent level of professionalism in client interactions.
Pricing
Entry-Level Pricing
ADP Comprehensive Services
No pricing availableMercer
No pricing availableFree Trial
ADP Comprehensive Services
No trial information availableMercer
No trial information availableRatings
Meets Requirements
8.9
39
Not enough data
Ease of Use
8.5
41
Not enough data
Ease of Setup
8.1
38
Not enough data
Ease of Admin
8.6
30
Not enough data
Quality of Support
8.3
37
Not enough data
Quality of Work
8.7
79
8.1
6
Responsiveness
8.4
78
8.0
9
Expertise of Team
8.3
79
8.7
9
Execution Ability
8.4
79
8.0
9
Communication Skills
8.5
79
8.0
9
Professionalism
9.0
78
8.5
9
Has the product been a good partner in doing business?
8.9
104
8.0
9
Product Direction (% positive)
8.5
39
Not enough data
Features by Category
Planning
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Delivery
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Planning
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Delivery
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Support
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Core HR
8.4
25
Not enough data
8.6
27
Not enough data
Feature Not Available
Not enough data
7.5
25
Not enough data
8.4
25
Not enough data
7.9
25
Not enough data
Generative AI
Feature Not Available
Not enough data
Platform
8.3
29
Not enough data
7.3
26
Not enough data
7.3
23
Not enough data
8.5
28
Not enough data
8.3
29
Not enough data
8.6
28
Not enough data
8.5
28
Not enough data
8.8
26
Not enough data
Employee Self Service
9.6
30
Not enough data
8.3
29
Not enough data
8.9
30
Not enough data
Administration
9.4
31
Not enough data
8.7
31
Not enough data
9.4
29
Not enough data
7.7
26
Not enough data
9.0
28
Not enough data
9.0
28
Not enough data
8.6
27
Not enough data
8.7
25
Not enough data
9.1
27
Not enough data
Taxes
8.7
26
Not enough data
9.0
27
Not enough data
8.5
25
Not enough data
Integration
8.3
22
Not enough data
8.8
25
Not enough data
8.3
22
Not enough data
8.8
24
Not enough data
Platform
9.4
26
Not enough data
9.1
27
Not enough data
8.9
25
Not enough data
9.3
25
Not enough data
Benefits Administration Platform Features
9.0
22
Not enough data
9.2
23
Not enough data
8.1
22
Not enough data
9.3
23
Not enough data
8.9
22
Not enough data
9.3
23
Not enough data
9.5
22
Not enough data
8.3
22
Not enough data
Benefits Administration Platform Features
9.0
22
Not enough data
9.2
23
Not enough data
8.1
22
Not enough data
9.3
23
Not enough data
8.9
22
Not enough data
9.3
23
Not enough data
9.5
22
Not enough data
9.4
13
Not enough data
8.3
22
Not enough data
8.2
19
Not enough data
Feature Not Available
Not enough data
9.1
20
Not enough data
Generative AI
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Platform
8.3
29
Not enough data
7.3
26
Not enough data
7.3
23
Not enough data
8.5
28
Not enough data
8.3
29
Not enough data
8.6
28
Not enough data
8.5
28
Not enough data
8.8
26
Not enough data
Basics
9.0
14
Not enough data
7.9
13
Not enough data
8.7
14
Not enough data
Additional Functionality
8.9
14
Not enough data
8.8
13
Not enough data
8.9
14
Not enough data
Content
8.8
13
Not enough data
7.8
13
Not enough data
Recruiting and Onboarding
8.7
14
Not enough data
8.8
14
Not enough data
9.4
14
Not enough data
Platform
8.3
29
Not enough data
7.3
26
Not enough data
7.3
23
Not enough data
8.5
28
Not enough data
8.3
29
Not enough data
8.6
28
Not enough data
8.5
28
Not enough data
8.8
26
Not enough data
Performance reviews
8.8
13
Not enough data
9.0
13
Not enough data
8.9
14
Not enough data
Goals
8.8
15
Not enough data
8.3
12
Not enough data
Feedback
8.6
13
Not enough data
9.1
13
Not enough data
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Data
8.9
14
Not enough data
9.4
14
Not enough data
Agentic AI - Performance Management
8.1
9
Not enough data
8.3
9
Not enough data
Reports
8.1
17
Not enough data
8.9
19
Not enough data
8.7
18
Not enough data
9.1
18
Not enough data
Cleaning
9.1
18
Not enough data
8.9
16
Not enough data
9.1
18
Not enough data
Generative AI
Feature Not Available
Not enough data
7.3
15
Not enough data
Feature Not Available
Not enough data
Generative AI
Not enough data
Not enough data
Not enough data
Not enough data
Generative AI
Not enough data
Not enough data
Not enough data
Not enough data
Generative AI
Not enough data
Not enough data
Not enough data
Not enough data
Team Quality
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Categories
Categories
Shared Categories
ADP Comprehensive Services and Mercer share no categories
Unique Categories
ADP Comprehensive Services is categorized as Candidate Relationship Management, Performance Management, HCM Software, Payroll, Benefits Administration, Core HR, and HR Analytics
Mercer is categorized as Workday Consulting Services, Training & Development, Benefits Consulting, and HR Consulting
Reviews
Reviewers' Company Size
ADP Comprehensive Services
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Mercer
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Small-Business
(50 or fewer emp.)
Mid-Market
(51-1000 emp.)
Enterprise
(> 1000 emp.)
Reviewers' Industry
Manufacturing
9.3%
Non-Profit Organization Management
9.3%
Hospital & Health Care
8.5%
Information Technology and Services
4.7%
Financial Services
3.9%
Other
64.3%
Human Resources
22.2%
Retail
11.1%
Pharmaceuticals
11.1%
Management Consulting
11.1%
Information Technology and Services
11.1%
Other
33.3%
Alternatives
Discussions
What is comprehensive services ADP?
2 Comments
GH
Comprehensive Services is a complete outsourced solution that efficiently manages Human Resources, Employee Benefits, Talent Management, and Payroll,...Read more
What kind of services does ADP provide?
1 Comment
MM
ADP provides support for items such as payroll, workforce management, and benefits. With a growing organization, it can be difficult to keep up with...Read more
ADP Comprehensive Services has no more discussions with answers
Mercer has no discussions with answers
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