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Extended detection and response · November 2026 Edition

Microsoft Defender XDR vs CrowdStrike Falcon Insight XDR

Seven of fourteen models named Microsoft Defender XDR first on the direct prompt; five named CrowdStrike Falcon Insight XDR. Both were named by all fourteen models and Microsoft Defender XDR carries 61 labels and CrowdStrike Falcon Insight XDR 60, so the shares are not directly comparable.

Microsoft Defender XDR

endorsed leader

Named in eight categories this edition.

Named in two categories this edition.

First-choice share48%12%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate11%18%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#1#2A position in a field of 12; printed, not drawn.
Labels6160A 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.SentinelOne Singularity was named alongside these two in twelve of the fourteen direct answers. Microsoft Defender XDR vs Sophos Intercept X · Microsoft Defender XDR vs SentinelOne Singularity · 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 modelsCrowdStrike Falcon Insight XDR
Direct75
Paraphrase92
Comparative34
Budget-constrained902 against CrowdStrike Falcon Insight XDR
Scale-constrained201 against CrowdStrike Falcon Insight XDR
Negative017 against Microsoft Defender XDR · 8 against CrowdStrike Falcon Insight XDR
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 CrowdStrike Falcon Insight XDR were named in the same answer 154 times, of the 217 answers naming Microsoft Defender XDR and the 179 naming CrowdStrike Falcon Insight XDR. In those answers CrowdStrike Falcon Insight XDR took the first choice sixteen times and Microsoft Defender XDR seventy.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Microsoft Defender XDR and CrowdStrike Falcon Insight XDR 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 CrowdStrike Falcon Insight XDR first choice named as an alternative argued againstblank: not namedEach cell is one answer, Microsoft Defender XDR on the left and CrowdStrike Falcon Insight XDR on the right.

The direct prompt

The plain question, one answer per model, grouped by where Microsoft Defender XDR and CrowdStrike Falcon Insight XDR stood in it.

Both were the first choice

3 of 14 modelsThe answer named them together, and the judge labeled each a first choice.
Grok 4.20CrowdStrike Falcon Insight XDR, Microsoft Defender XDR alternatives: Palo Alto Networks Cortex XDR, SentinelOne Singularity, Sophos Intercept X
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

Microsoft Defender XDR first, CrowdStrike Falcon Insight XDR an alternative

4 of 14 modelsCrowdStrike Falcon Insight XDR 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
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

CrowdStrike Falcon Insight XDR first, Microsoft Defender XDR not the choice

2 of 14 modelsMicrosoft Defender XDR was named in the answer but not as the choice, or not at all.
Mistral SmallCrowdStrike Falcon Insight XDR, Sophos Intercept X alternatives: Microsoft Defender for Endpoint with E5 License, Palo Alto Networks Cortex XDR
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

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
Gemini 3.5 FlashSentinelOne Singularity, Sophos Intercept X, Sophos MDR alternatives: CrowdStrike Falcon Insight XDR, Microsoft Defender XDR, Trend Vision One
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
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

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-six points.
Microsoft Defender XDR36%#1 of 12
CrowdStrike Falcon Insight XDR0%#11 of 12
The full small business standing →
Mid-marketThe figures above
Microsoft Defender XDR leads by thirty-six points.
Microsoft Defender XDR48%#1 of 12
CrowdStrike Falcon Insight XDR12%#2 of 12
The full mid-market standing →
Enterprise
Microsoft Defender XDR leads by thirty-three points.
Microsoft Defender XDR58%#1 of 10
CrowdStrike Falcon Insight XDR25%#2 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 CrowdStrike Falcon Insight 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.

“avoid CrowdStrike or Palo Alto Cortex XDR” GLM 4.7 FlashX · negative prompt · hard negative
“Be wary of Palo Alto Cortex XDR, CrowdStrike Falcon, Microsoft Defender XDR, SentinelOne, or similar platforms if most of your telemetry comes from competing vendors.” Perplexity Sonar · negative prompt · soft negative
“the July 2024 global outage ... highlighted risks of over-reliance on a single vendor ... can be complex/expensive; watch for recurrence of stability issues.” Grok 4.20 · negative prompt · soft negative
“Superior lightweight agent design, massive threat graph dataset, and fast response times, though it commands a premium enterprise price point.” Gemini 3.5 Flash · comparative prompt · first choice
“Start with a POC of Microsoft Defender XDR (if on M365) or CrowdStrike Falcon for most B2B mid-market scenarios” Grok 4.20 · direct prompt · first choice
“Recognized as a leader by Forrester, CrowdStrike offers a native XDR solution with integrated SIEM capabilities” Mistral Small · comparative 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.