Best Network Monitoring Software · 2026
Datadog vs 
ManageEngine OpManager Datadog vs ManageEngine OpManager: on our data-weighted scoring, Datadog edges ahead (8.4 vs 8.3/10). Datadog starts at $5/host/mo and is best for cloud-native teams wanting unified network, infrastructure, and application observability as saas; ManageEngine OpManager starts at $95/yr (10 devices, Standard) and is best for smbs and mid-market wanting affordable, device-based network + server monitoring. Choose Datadog for the stronger overall track record; consider ManageEngine OpManager 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 | Datadog | ManageEngine OpManager |
|---|---|---|
| Editorial | 8.4 | 8.3 |
| User reviews | 8.6 | 9.2 |
| Adoption | 7.2 | 5.6 |
| Affordability | 9.5 | 1.4 |
| Feature breadth | 6.0 | 8.0 |
| Ease of trial | 10.0 | 6.0 |
| Datadog | ManageEngine OpManager | |
|---|---|---|
| Starting price | $5/host/mo | $95/yr (10 devices, Standard) |
| Pricing model | per device | per device |
| Free trial / tier | Free tier + 14 days | 30 days |
| Best for | Cloud-native teams wanting unified network, infrastructure, and application observability as SaaS | SMBs and mid-market wanting affordable, device-based network + server monitoring |
| Deployment | Cloud | Cloud + on-prem |
| G2 rating | 4.3/5 (545) | 4.6/5 (127) |
| Capterra rating | — | — |
| Our score | 8.4 | 8.3 |
You need cloud-native teams wanting unified network, infrastructure, and application observability as saas.
You need smbs and mid-market wanting affordable, device-based network + server monitoring.
Datadog bills on a per device model from $5/host/mo (free tier available), while ManageEngine OpManager uses a per device model from $95/yr (10 devices, Standard) (30 days trial). Because the models differ, the cheaper option flips depending on your fleet size — model both at your seat/endpoint count.
Datadog ships 6 headline capabilities (Cloud Network Monitoring (flows), Network Device Monitoring (SNMP), Unified infra + APM + logs, 800+ integrations) and deploys Cloud. ManageEngine OpManager ships 8 (Device-based licensing (all interfaces incl.), Network + server + VM monitoring, Fault + performance management, Customizable dashboards + maps), deploying Cloud + on-prem.
Datadog holds 4.3/5 (~545 G2 reviews); ManageEngine OpManager holds 4.6/5 (~127 G2 reviews). On our data-weighted score, Datadog edges ahead (8.4 vs 8.3/10). Pick ManageEngine OpManager instead when smbs and mid-market wanting affordable, device-based network + server monitoring. See Datadog alternatives or ManageEngine OpManager alternatives.