Best SIEM Software · 2026
Exabeam New-Scale Platform vs 
Microsoft Sentinel Exabeam New-Scale Platform vs Microsoft Sentinel: on our data-weighted scoring, Microsoft Sentinel edges ahead (8.1 vs 7.6/10). Exabeam New-Scale Platform starts at Custom quote and is best for security teams wanting AI/UEBA-driven SIEM, available cloud-native or self-hosted (LogRhythm SIEM); Microsoft Sentinel starts at $4.3/GB ingested (PAYG, East US) and is best for microsoft-centric orgs wanting a cloud-native SIEM with deep Entra/Defender integration. Choose Microsoft Sentinel for the stronger overall track record; consider Exabeam New-Scale Platform if its pricing model or fit matches your environment better. Side-by-side table below.
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Six criteria, each scored 0–10 on the same scale from real review data, public pricing and feature coverage. See our methodology →
| Criterion | Exabeam New-Scale Platform | Microsoft Sentinel |
|---|---|---|
| Editorial | 7.6 | 8.1 |
| User reviews | 9.2 | 8.8 |
| Adoption | 3.1 | 6.5 |
| Affordability | 5.0 | 6.8 |
| Feature breadth | 6.0 | 6.0 |
| Ease of trial | 3.0 | 6.0 |
| Exabeam New-Scale Platform | Microsoft Sentinel | |
|---|---|---|
| Starting price | Custom quote | $4.3/GB ingested (PAYG, East US) |
| Pricing model | quote | per gb |
| Free trial / tier | — | 31 days |
| Best for | Security teams wanting AI/UEBA-driven SIEM, available cloud-native or self-hosted (LogRhythm SIEM) | Microsoft-centric orgs wanting a cloud-native SIEM with deep Entra/Defender integration |
| Deployment | Cloud + on-prem | Cloud |
| G2 rating | 4.6/5 (14) | 4.4/5 (289) |
| Capterra rating | — | — |
| Our score | 7.6 | 8.1 |
You need security teams wanting ai/ueba-driven siem, available cloud-native or self-hosted (logrhythm siem).
You need microsoft-centric orgs wanting a cloud-native siem with deep entra/defender integration.
Microsoft Sentinel bills on a per gb model from $4.3/GB ingested (PAYG, East US) (31 days trial), while Exabeam New-Scale Platform uses a quote model from Custom quote. Because the models differ, the cheaper option flips depending on your fleet size — model both at your seat/endpoint count.
Microsoft Sentinel ships 6 headline capabilities (Cloud-native SIEM + SOAR, Native Entra ID + Defender + M365 connectors, KQL hunting + analytics rules, UEBA + ML anomaly detection) and deploys Cloud. Exabeam New-Scale Platform ships 6 (Cloud-native + on-prem SIEM options, Behavioral analytics (UEBA), Exabeam Copilot (AI), Automated TDIR workflows), deploying Cloud + on-prem.
Microsoft Sentinel holds 4.4/5 (~289 G2 reviews); Exabeam New-Scale Platform holds 4.6/5 (~14 G2 reviews). On our data-weighted score, Microsoft Sentinel edges ahead (8.1 vs 7.6/10). Pick Exabeam New-Scale Platform instead when security teams wanting ai/ueba-driven siem, available cloud-native or self-hosted (logrhythm siem). See Microsoft Sentinel alternatives or Exabeam New-Scale Platform alternatives.
