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401(k) providers · October 2026 Edition
Fidelity Investments vs Fidelity Advantage 401
Four of fourteen models named Fidelity Investments first on the direct prompt; one named Fidelity Advantage 401. Fidelity Investments was named by nine of the fourteen models and Fidelity Advantage 401 by thirteen and Fidelity Investments carries 23 labels and Fidelity Advantage 401 36, so the shares are not directly comparable.
Named in one category this edition.
Named in one category this edition.
First-choice share13%9%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate4%0%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#4#5A position in a field of 12; printed, not drawn.
Labels2336A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Fidelity Investments reading right to left. Rank and label count are printed, not drawn.ADP Retirement Services was named alongside these two in nine of the fourteen direct answers. Human Interest vs Fidelity Investments · Human Interest vs Fidelity Advantage 401 · Guideline vs Fidelity Investments
Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the 401(k) providers page.
By framing
How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
Fidelity InvestmentsFirst choices, of fourteen modelsFidelity Advantage 401
Direct41
Paraphrase33
Comparative32
Budget-constrained01
Scale-constrained00
Negative141 against Fidelity Investments
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.
Every model, every framing
The eighty-four answers behind the chart above, one cell each: where Fidelity Investments and Fidelity Advantage 401 stood in it.
| Model | Direct | Paraphrase | Comparative | Budget-constrained | Scale-constrained | Negative |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | | | | | ||
| GPT-5.4 mini | | | ||||
| Gemini 3.5 Flash | | | | |||
| Perplexity Sonar | | | | |||
| Grok 4.1 Fast | | | | | | |
| Mistral Small | | | | |||
| DeepSeek V4 Flash | | | ||||
| Llama 4 Maverick | ||||||
| Qwen 3.7 Flash | | | | | ||
| Kimi K2 | | | | |||
| GLM 4.7 FlashX | | | | | | |
| MiniMax M2.5 | | | ||||
| GPT-6 Luna | | | ||||
| Muse Glimmer 30B | | | |
Fidelity Investments Fidelity Advantage 401 first choice named as an alternative argued againstblank: not namedEach cell is one answer, Fidelity Investments on the left and Fidelity Advantage 401 on the right.The direct prompt
The plain question, one answer per model, grouped by where Fidelity Investments and Fidelity Advantage 401 stood in it.
Fidelity Investments first, Fidelity Advantage 401 not the choice
4 of 14 modelsFidelity Advantage 401 was named in the answer but not as the choice, or not at all.DeepSeek V4 FlashFidelity Investments, Guideline, Human Interest alternatives: ADP Retirement Services, Empower Retirement, T. Rowe Price
Qwen 3.7 FlashFidelity Investments, Guideline, Lighthouse Group alternatives: Charles Schwab, Vanguard
Kimi K2Fidelity Investments alternatives: ADP Retirement Services, Empower Retirement, T. Rowe Price, Vanguard
Muse Glimmer 30BEmpower Retirement, Fidelity Investments alternatives: ADP Retirement Services, Employee Fiduciary, Guideline, Human Interest, Nationwide, Vanguard
Fidelity Advantage 401 first, Fidelity Investments not the choice
1 of 14 modelsFidelity Investments was named in the answer but not as the choice, or not at all.Mistral SmallFidelity Advantage 401 alternatives: ADP Retirement Services, Empower Retirement
Neither was the first choice, one was named
5 of 14 modelsThe answer put something else first and named one of the two as an alternative.Claude Haiku 4.5Human Interest alternatives: Fidelity Investments, Principal, Vanguard
Gemini 3.5 FlashHuman Interest alternatives: ADP Retirement Services, Fidelity Investments, Principal Financial Group
Perplexity SonarADP Retirement Services, Human Interest alternatives: Empower Retirement, Fidelity Advantage 401, John Hancock, Securian Financial
Grok 4.1 FastGuideline, Human Interest alternatives: ADP Retirement Services, Charles Schwab, Fidelity Advantage 401, Principal, Vanguard
GLM 4.7 FlashXHuman Interest alternatives: ADP Retirement Services, Fidelity Investments, Vanguard
Neither was named
4 of 14 modelsThe answer made no first choice from these two in this category.GPT-5.4 miniADP Retirement Services alternatives: Empower Retirement, Gusto, ShareBuilder 401k
Llama 4 Maverickno first choice
MiniMax M2.5Human Interest alternatives: Empower Retirement, T. Rowe Price
GPT-6 LunaADP 401(k) Premier alternatives: Empower Retirement, Fidelity Workplace, Principal
Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.
By buyer segment
The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
Fidelity Advantage 401 leads by nine points.
Fidelity Advantage 40111%#3 of 9Fidelity Investments2%#– of 9Mid-marketThe figures above
The order flips: Fidelity Investments leads at mid-market.
Fidelity Investments13%#4 of 12Fidelity Advantage 4019%#5 of 12Enterprise
Fidelity Investments leads by twenty-four points.
Fidelity Investments37%#1 of 11Fidelity Advantage 40113%#2 of 11What the models said about Fidelity Investments
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.
“Fidelity Investments agreed to a multi-million dollar settlement after allegations that it charged excessive fees” Claude Haiku 4.5 · negative prompt · hard negative
“Fidelity is widely considered the leader in the 401(k) space due to its aggressive price cuts and massive selection of funds.” Qwen 3.7 Flash · comparative prompt · first choice
“Principal or Fidelity if you want comprehensive features, broad investment options, and strong institutional support” Claude Haiku 4.5 · paraphrase prompt · first choice
“Vanguard, Fidelity Investments, and Charles Schwab are renowned for offering excellent low-cost institutional index funds.” Gemini 3.5 Flash · negative prompt · first choice
What the models said about Fidelity Advantage 401
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Three of four in this category shown.
“Fidelity – Highly rated for its broad investment lineup, transparent fees, strong digital tools, and education resources. It's a top choice” Mistral Small · direct prompt · first choice
“1. Fidelity Investments - Best for: Large and mid-sized companies; top-rated mobile app, zero-fee index funds (e.g., FZROX).” Grok 4.1 Fast · comparative prompt · first choice
“If it is Fidelity, Vanguard, Schwab, or Empower, you are in safe territory regarding platform security and customer service.” Qwen 3.7 Flash · negative prompt · first choice
Also compared
Human Interest vs Fidelity InvestmentsHuman Interest vs Fidelity Advantage 401Guideline vs Fidelity InvestmentsGuideline vs Fidelity Advantage 401ADP Retirement Services vs Fidelity InvestmentsADP Retirement Services vs Fidelity Advantage 401Fidelity Investments vs Empower RetirementFidelity Investments vs VanguardFidelity Investments vs PrincipalFidelity Advantage 401 vs Empower RetirementFidelity Advantage 401 vs VanguardFidelity Advantage 401 vs PrincipalAll twenty-eight head-to-head pages and the full 401(k) providers standing
Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.