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Extended detection and response · November 2026 Edition

Microsoft Defender XDR vs SentinelOne Singularity

Seven of fourteen models named Microsoft Defender XDR first on the direct prompt; one named SentinelOne Singularity. Microsoft Defender XDR was named by fourteen of the fourteen models and SentinelOne Singularity by thirteen and Microsoft Defender XDR carries 61 labels and SentinelOne Singularity 53, so the shares are not directly comparable.

Microsoft Defender XDR

endorsed leader

Named in eight categories this edition.

SentinelOne Singularity

accepted challenger

Named in eleven categories this edition.

First-choice share48%5%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate11%15%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#1#4A position in a field of 12; printed, not drawn.
Labels6153A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Microsoft Defender XDR reading right to left. Rank and label count are printed, not drawn.CrowdStrike Falcon Insight XDR was named alongside these two in thirteen of the fourteen direct answers. Microsoft Defender XDR vs CrowdStrike Falcon Insight XDR · Microsoft Defender XDR vs Sophos Intercept X · Microsoft Defender XDR vs ESET PROTECT

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 extended detection and response page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
Microsoft Defender XDRFirst choices, of fourteen modelsSentinelOne Singularity
Direct71
Paraphrase92
Comparative30
Budget-constrained902 against SentinelOne Singularity
Scale-constrained20
Negative027 against Microsoft Defender XDR · 6 against SentinelOne Singularity
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, Microsoft Defender XDR and SentinelOne Singularity were named in the same answer 135 times, of the 217 answers naming Microsoft Defender XDR and the 561 naming SentinelOne Singularity. In those answers SentinelOne Singularity took the first choice ten times and Microsoft Defender XDR sixty-two.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Microsoft Defender XDR and SentinelOne Singularity stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.20
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
Microsoft Defender XDR SentinelOne Singularity first choice named as an alternative argued againstblank: not namedEach cell is one answer, Microsoft Defender XDR on the left and SentinelOne Singularity on the right.

The direct prompt

The plain question, one answer per model, grouped by where Microsoft Defender XDR and SentinelOne Singularity stood in it.

Microsoft Defender XDR first, SentinelOne Singularity an alternative

7 of 14 modelsSentinelOne Singularity was named in the answer but not as the choice, or not at all.
GPT-5.4 miniMicrosoft Defender XDR alternatives: CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR, SentinelOne Singularity
Perplexity SonarMicrosoft Defender XDR alternatives: CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR, SentinelOne Singularity, Sophos Intercept X, Sophos MDR, Stellar Cyber Open XDR
Grok 4.20CrowdStrike Falcon Insight XDR, Microsoft Defender XDR alternatives: Palo Alto Networks Cortex XDR, SentinelOne Singularity, Sophos Intercept X
Llama 4 MaverickMicrosoft Defender XDR alternatives: CrowdStrike Falcon Insight XDR, Sophos Intercept X, Stellar Cyber Open XDR
Kimi K2Microsoft Defender XDR alternatives: CrowdStrike Falcon Insight XDR, SentinelOne Singularity
MiniMax M2.5CrowdStrike Falcon Insight XDR, Microsoft Defender XDR alternatives: Bitdefender GravityZone XDR, Palo Alto Networks Cortex XDR, SentinelOne Singularity
GPT-6 LunaCrowdStrike Falcon Insight XDR, Microsoft Defender XDR alternatives: Palo Alto Networks Cortex XDR, SentinelOne Singularity

SentinelOne Singularity first, Microsoft Defender XDR an alternative

1 of 14 modelsMicrosoft Defender XDR was named in the answer but not as the choice, or not at all.
Gemini 3.5 FlashSentinelOne Singularity, Sophos Intercept X, Sophos MDR alternatives: CrowdStrike Falcon Insight XDR, Microsoft Defender XDR, Trend Vision One

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 4.5Sophos Intercept X alternatives: Microsoft Defender XDR, SentinelOne Singularity, Stellar Cyber Open XDR
DeepSeek V4 FlashSophos Intercept X alternatives: CrowdStrike Falcon Insight XDR, Cynet 360 AutoXDR, Microsoft Defender XDR, SentinelOne Singularity
Qwen 3.7 FlashStellar Cyber Open XDR alternatives: CrowdStrike Falcon Insight XDR, Microsoft Defender XDR, SentinelOne Singularity
GLM 4.7 FlashXCrowdStrike Falcon Insight XDR alternatives: Bitdefender GravityZone XDR, Microsoft Defender for Cloud, Microsoft Defender for Endpoint, Palo Alto Networks Cortex XDR, SentinelOne Singularity
Muse Glimmer 30BBitdefender GravityZone XDR, Stellar Cyber Open XDR alternatives: CrowdStrike Falcon Insight XDR, Cynet 360 AutoXDR, ESET PROTECT, Microsoft Defender XDR, Ontinue, SentinelOne Singularity, Sophos Intercept X, WithSecure Elements

Neither was named

1 of 14 modelsThe answer made no first choice from these two in this category.
Mistral SmallCrowdStrike Falcon Insight XDR, Sophos Intercept X alternatives: Microsoft Defender for Endpoint with E5 License, Palo Alto Networks Cortex XDR

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
Microsoft Defender XDR leads by thirty-five points.
Microsoft Defender XDR36%#1 of 12
SentinelOne Singularity2%#7 of 12
The full small business standing →
Mid-marketThe figures above
Microsoft Defender XDR leads by forty-three points.
Microsoft Defender XDR48%#1 of 12
SentinelOne Singularity5%#4 of 12
The full mid-market standing →
Enterprise
Microsoft Defender XDR leads by fifty-eight points.
Microsoft Defender XDR58%#1 of 10
SentinelOne Singularity0%#4 of 10
The full enterprise standing →

What the models said about Microsoft Defender XDR

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

“Leading enterprise vendors (e.g., Palo Alto Networks Cortex XDR, Microsoft Defender XDR) offer powerful "Native XDR" solutions. However, they are designed to perform best when you use their proprietary firewalls” Gemini 3.5 Flash · negative prompt · soft negative
“Caution is warranted if you have a heterogeneous stack, need strong non-Microsoft SaaS/cloud telemetry, or have limited Microsoft-specific admin expertise.” Muse Glimmer 30B · negative prompt · soft negative
“it can feel "noisy" with alerts, has variable performance in non-Microsoft environments ... Avoid if you have heavy multi-cloud or heterogeneous setups.” Grok 4.20 · negative prompt · soft negative
“Microsoft Defender XDR — Most complete offering, especially strong if you're a Microsoft-first shop. Watch for restrictive licensing.” DeepSeek V4 Flash · scale prompt · first choice
“Microsoft has been named a leader in Forrester's XDR Wave (Q2 2024), scoring highest in strategy, current offering, and market presence.” GLM 4.7 FlashX · comparative prompt · first choice
“offers the most complete XDR offering according to Forrester, with the highest scores in endpoint native detection” MiniMax M2.5 · comparative prompt · first choice

What the models said about SentinelOne Singularity

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

“SentinelOne describes extending XDR by connecting additional data sources; verify that your key identity, cloud, email, and network tools actually send useful telemetry” GPT-6 Luna · negative prompt · soft negative
“Stronger Contenders ... SentinelOne (Singularity XDR), Palo Alto Cortex XDR, and Sophos XDR often rank high for usability, detection, and fewer integration woes.” Grok 4.20 · negative prompt · first choice
“Currently, SentinelOne, CrowdStrike, and Palo Alto (Prisma Access) are generally viewed as having the smoothest "single-pane-of-glass" experiences” Qwen 3.7 Flash · negative prompt · first choice
Also compared

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.