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Index › IT › Security operations › DSPM › Sentra vs IBM Guardium
Data security posture management · November 2026 Edition

Sentra vs IBM Guardium

Four of fourteen models named Sentra first on the direct prompt; zero named IBM Guardium. Sentra was named by thirteen of the fourteen models and IBM Guardium by ten and Sentra carries 32 labels and IBM Guardium 15, so the shares are not directly comparable.

Sentra

accepted challenger

Named in one category this edition.

IBM Guardium

criticized challenger

Named in three categories this edition.

First-choice share10%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate6%27%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#3#8A position in a field of 11; printed, not drawn.
Labels3215A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Sentra reading right to left. Rank and label count are printed, not drawn.Cyera was named alongside these two in eleven of the fourteen direct answers. Microsoft Purview vs Sentra · Microsoft Purview vs IBM Guardium · Cyera vs Sentra

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 data security posture management page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
SentraFirst choices, of fourteen modelsIBM Guardium
Direct401 against IBM Guardium
Paraphrase011 against IBM Guardium
Comparative00
Budget-constrained101 against Sentra
Scale-constrained00
Negative001 against Sentra · 2 against IBM Guardium
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.

Across every category in the November 2026 Edition, Sentra and IBM Guardium were named in the same answer fourteen times, of the 86 answers naming Sentra and the 54 naming IBM Guardium. In those answers IBM Guardium took the first choice one time and Sentra zero.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Sentra and IBM Guardium stood in it.
ModelDirectIGParaphraseIGComparativeIGBudget-constrainedIGScale-constrainedIGNegativeIG
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.20IG
Mistral SmallIGIG
DeepSeek V4 FlashIGIG
Llama 4 MaverickIG
Qwen 3.7 Flash
Kimi K2IG
GLM 4.7 FlashX
MiniMax M2.5IG
GPT-6 Luna
Muse Glimmer 30BIG
SentraIG IBM Guardium first choice named as an alternative argued againstblank: not namedEach cell is one answer, Sentra on the left and IBM Guardium on the right.

The direct prompt

The plain question, one answer per model, grouped by where Sentra and IBM Guardium stood in it.

Sentra first, IBM Guardium not the choice

4 of 14 modelsIBM Guardium was named in the answer but not as the choice, or not at all.
Claude Haiku 4.5Sentra alternatives: Cyera, Netwrix
GPT-5.4 miniSentra alternatives: BigID, Rubrik, Tenable
Kimi K2Sentra alternatives: BigID, Cyera, Orca Security, Wiz
Muse Glimmer 30BCyera, Sentra alternatives: Wiz DSPM

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.
Gemini 3.5 FlashCyera alternatives: Concentric AI, Sentra, Wiz
Perplexity SonarCyera alternatives: BigID, Microsoft Purview, Sentra, Varonis Data Security Platform
Grok 4.20Wiz alternatives: Cyera DSPM, Securiti, Sentra
DeepSeek V4 FlashCyera alternatives: Securiti, Sentra, Wiz
MiniMax M2.5Microsoft Purview alternatives: Sentra

Neither was named

5 of 14 modelsThe answer made no first choice from these two in this category.
Mistral SmallCyera, Wiz alternatives: Microsoft Defender for Cloud, Varonis Data Security Platform
Llama 4 Maverickno first choice alternatives: Cyera, Varonis Data Security Platform, Wiz
Qwen 3.7 FlashMicrosoft Purview alternatives: Cyera, Securiti, Upwind
GLM 4.7 FlashXCyera, Wiz alternatives: BigID, Microsoft Purview, Varonis Data Security Platform
GPT-6 LunaCyera alternatives: BigID, Microsoft Purview, Wiz

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
Sentra leads by six points.
Sentra6%#4 of 11
IBM Guardium0%#9 of 11
The full small business standing →
Mid-marketThe figures above
Sentra leads by eight points.
Sentra10%#3 of 11
IBM Guardium2%#8 of 11
The full mid-market standing →
Enterprise
The order flips: IBM Guardium leads at enterprise.
IBM Guardium6%#5 of 12
Sentra2%#9 of 12
The full enterprise standing →

What the models said about Sentra

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Five of six in this category shown.

“Platforms to Avoid on a Tight Budget” Qwen 3.7 Flash · budget prompt · hard negative
“Sentra can have a steeper learning curve or heavier configuration overhead compared to newer entrants” Qwen 3.7 Flash · negative prompt · soft negative
“Sentra is the top-rated DSPM vendor for cloud-first enterprises in 2026... For mid-market organizations on a tight deployment timeline, Sentra often wins evaluations” Claude Haiku 4.5 · direct prompt · first choice
“Sentra is the vendor most often cited for cost-conscious teams.” Muse Glimmer 30B · budget prompt · first choice
“Sentra is the most frequently recommended mid-market DSPM” Muse Glimmer 30B · direct prompt · first choice

What the models said about IBM Guardium

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Five of five in this category shown.

“also mentioned as a "criticized challenger" and is not recommended for mid-market B2B companies due to its complexity and cost” Llama 4 Maverick · negative prompt · hard negative
“Avoid pure enterprise tools like IBM Guardium unless you have massive scale” Grok 4.20 · direct prompt · hard negative
“Consistently rated as the top solution with a high G2 Score, ideal for comprehensive data security and compliance needs.” Mistral Small · paraphrase prompt · first choice
“IBM was the first major brand to acquire DSPM capabilities when it purchased Polar Security in May of 2023.” Muse Glimmer 30B · comparative prompt · alternative
“Hybrid environment with legacy databases? IBM Guardium or Varonis offer the best coverage.” MiniMax M2.5 · comparative prompt · alternative
Also compared
Microsoft Purview vs SentraMicrosoft Purview vs IBM GuardiumCyera vs SentraCyera vs IBM GuardiumSentra vs WizSentra vs Varonis Data Security PlatformSentra vs Amazon MacieSentra vs SecuritiWiz vs IBM GuardiumVaronis Data Security Platform vs IBM GuardiumAmazon Macie vs IBM GuardiumSecuriti vs IBM GuardiumAll twenty-eight head-to-head pages and the full DSPM 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.