Extended detection and response · September 2026 Edition
Microsoft Defender XDR vs SentinelOne Singularity
Eight of twelve models named Microsoft Defender XDR first on the direct prompt; one named SentinelOne Singularity. Both were named by all twelve models and Microsoft Defender XDR carries 57 labels and SentinelOne Singularity 37, so the shares are not directly comparable.
Named in three categories this edition.
Named in seven categories this edition.
First-choice share63%5%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate11%5%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#1#3A position in a field of 11; printed, not drawn.
Labels5737A 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.Microsoft Defender XDR vs Coro · Coro vs SentinelOne Singularity
Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all twelve 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 twelve models made each the first choice, per way of asking, and how many argued against it.
Microsoft Defender XDRFirst choices, of twelve modelsSentinelOne Singularity
Direct81
Paraphrase90
Comparative20
Budget-constrained80
Scale-constrained11
Negative006 against Microsoft Defender XDR · 2 against SentinelOne Singularity
Bars are first choices, 0 to 12 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to twelve.
The direct prompt
The plain question, one answer per model, grouped by where Microsoft Defender XDR and SentinelOne Singularity stood in it.
Both were the first choice
1 of 12 modelsThe answer named them together, and the judge labeled each a first choice.DeepSeek V4 FlashMicrosoft Defender XDR, SentinelOne Singularity alternatives: Bitdefender, Ontinue, Sophos Intercept X
Microsoft Defender XDR first, SentinelOne Singularity an alternative
7 of 12 modelsSentinelOne Singularity was named in the answer but not as the choice, or not at all.GPT-5.4 miniMicrosoft Defender XDR alternatives: Cisco XDR, CrowdStrike Falcon, Palo Alto Networks Cortex XDR, SentinelOne Singularity, Sophos Intercept X
Perplexity SonarCrowdStrike Falcon XDR, Microsoft Defender XDR alternatives: Rapid7 InsightIDR, SentinelOne Singularity, Stellar Cyber Open XDR
Grok 4.1 FastMicrosoft Defender XDR alternatives: Bitdefender GravityZone XDR, CrowdStrike Falcon XDR, Palo Alto Networks Cortex XDR, Sophos Intercept X
Qwen 3.7 FlashMicrosoft Defender XDR, Sophos alternatives: CrowdStrike Falcon, SentinelOne Singularity
Kimi K2Microsoft Defender XDR alternatives: Bitdefender, Cynet, Sophos Intercept X
GLM 4.7 FlashXMicrosoft Defender XDR alternatives: Bitdefender GravityZone XDR, Coro, CrowdStrike Falcon XDR, Elastic Security, Palo Alto Networks Cortex XDR, SentinelOne Singularity, Trend Vision One
MiniMax M2.5Microsoft Defender XDR alternatives: Bitdefender, CrowdStrike Falcon XDR, Ontinue, Palo Alto Networks Cortex XDR
Neither was the first choice, one was named
2 of 12 modelsThe answer put something else first and named one of the two as an alternative.Gemini 3.5 FlashSophos Intercept X + Sophos MDR alternatives: CrowdStrike Falcon, Microsoft Defender XDR, SentinelOne Singularity, Stellar Cyber
Mistral SmallBitdefender alternatives: Microsoft Defender XDR, Ontinue, Stellar Cyber
Neither was named
2 of 12 modelsThe answer made no first choice from these two in this category.Claude Haiku 4.5no first choice
Llama 4 MaverickBitdefender alternatives: Ontinue
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 nine points.
Microsoft Defender XDR11%#3 of 10SentinelOne Singularity2%#5 of 10Mid-marketThe figures above
Microsoft Defender XDR leads by fifty-nine points.
Microsoft Defender XDR63%#1 of 11SentinelOne Singularity5%#3 of 11Enterprise
Microsoft Defender XDR leads by forty-one points.
Microsoft Defender XDR46%#1 of 8SentinelOne Singularity4%#5 of 8What 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 seven in this category shown.
“Vendor-native suites if you are not already standardized on that vendor: Microsoft Defender XDR is especially compelling in Microsoft 365 estates... outside those contexts, fit can be much weaker.” Perplexity Sonar · negative prompt · soft negative
“frequently cited by smaller or purely security-focused teams as having a complex deployment curve” Qwen 3.7 Flash · negative prompt · soft negative
“strong in Microsoft-heavy environments, but can be noisy and less flexible outside that ecosystem” GPT-5.4 mini · negative prompt · soft negative
“If you already pay for M365 Business Premium / E5: Use Microsoft Defender XDR. It is functionally free for your budget because it is already bundled.” Gemini 3.5 Flash · budget prompt · first choice
“Microsoft Defender XDR - an industry-leading XDR platform that provides unified investigation and response capabilities across various assets.” Llama 4 Maverick · paraphrase prompt · first choice
“If you're on Microsoft 365 E5: Start with Defender XDR—it's cost-effective, scales well for mid-market... best overall value” Grok 4.1 Fast · direct 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. Two of two in this category shown.
“buying a native XDR platform (such as those from CrowdStrike, Palo Alto, Microsoft, SentinelOne, Trend Micro, Sophos, Trellix, or Cisco)” Mistral Small · negative prompt · soft negative
“If you want the absolute best "turnkey" Native XDR with automated containment: SentinelOne Singularity: Highly autonomous” Gemini 3.5 Flash · scale prompt · first choice
Comparisons are drawn for the top three products in each category. The output is the models' output; nothing here is a recommendation by the index.