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Head-to-head · Virtual Routers Software

Arista CloudEOS vs Juniper vJunos-router

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score Arista CloudEOS #1 in Virtual Routers Software 9.2/10 Paid ✓ 2 of 2 features Visit Arista
Juniper vJunos-router #6 in Virtual Routers Software 8.5/10 Free plan Free plan✓ 0 of 2 features Visit Juniper

Arista CloudEOS leads on 1 check, Juniper vJunos-router on 1, and 1 is even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreArista CloudEOS · 9.2/10
  • Free planonly Juniper vJunos-router
  • Most featuresArista CloudEOS · 2 of 2

Arista CloudEOS scores higher on our rubric for virtual routers software: 9.2 against 8.5 out of 10; our editors rank them #1 and #6.

Juniper vJunos-router offers free plan; Arista CloudEOS doesn't. Arista CloudEOS offers high availability; Juniper vJunos-router doesn't.

Arista CloudEOS is the better fit for teams seeking an established cloud virtual router. Juniper vJunos-router is the better fit for free Junos labs and small-scale virtual routing.

  • Arista CloudEOS fits best

    Teams seeking an established cloud virtual router

  • Juniper vJunos-router fits best

    Free Junos labs and small-scale virtual routing

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Arista CloudEOS 9.2/10 Visit ↗ Juniper vJunos-router 8.5/10 Visit ↗
At a glance
Editor score 9.2 8.5
Ranking #1 in Virtual Routers Software #6 in Virtual Routers Software
Best for Teams seeking an established cloud virtual router Free Junos labs and small-scale virtual routing
Pricing model Paid Free
Starting price Not checked yet Free
Free plan — ✓ (best)
Free trial — —
Deployment Cloud, Self-hosted, Browser extension Self-hosted
Platforms Linux Linux
Support Email Community, Docs
Built for Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Arista CloudEOS 2/2 · Juniper vJunos-router 0/2
VPN support ✓ (best) Not checked yet
High availability ✓ (best) —
Specs
Deployment type Not checked yet Virtual machine
Routing protocols OSPFv2, BGPv4, IS-IS, RIPv2, OSPFv3, BGPv6 BGP, IS-IS, OSPF, static routing
Max throughput Not checked yet 100 Mbps
Cloud platforms Amazon Web Services, Microsoft Azure, Google Cloud Platform, Equinix Network Edge Not checked yet
Our review
Pros
  • Broad Layer 3 routing, VPN, NAT, GRE, and VXLAN support
  • Dynamic Path Selection with in-band path telemetry
  • Cloud HA, Terraform provisioning, and CloudVision management
  • Free Junos virtual machine for x86-based network labs
  • Supports BGP, IS-IS, OSPF, static routing and virtual route reflection
  • Offers up to 96 interfaces with console and SSH control-plane access
Cons
  • Paid product with no free plan
  • Support channel is listed as email
  • Requires VM, container, or appliance deployment
  • 100 Mbps aggregate throughput limits larger or production workloads
  • Single-VM architecture does not provide documented high availability
  • Self-hosted deployment requires Linux and virtual-machine administration
Our verdict

Arista CloudEOS is a virtual router and cloud-native networking solution for enterprises and service providers building WAN and multi-cloud networks. It runs as a virtual machine or container, with deployment options spanning public…

Read the review →

Juniper vJunos-router is a virtual version of Juniper’s Junos-based MX routing platform, packaged as a virtual machine for x86 servers. It is aimed at network labs, training, demonstrations, proof-of-concept work and configuration…

Read the review →
  1. Arista CloudEOSVirtual Routers Software 9.2Paid
  2. Juniper vJunos-routerVirtual Routers Software 8.5Free plan

Strengths and trade-offs

  • Arista CloudEOS — where it wins

    • Broad Layer 3 routing, VPN, NAT, GRE, and VXLAN support
    • Dynamic Path Selection with in-band path telemetry
    • Cloud HA, Terraform provisioning, and CloudVision management

    Where it doesn't

    • Paid product with no free plan
    • Support channel is listed as email
    • Requires VM, container, or appliance deployment

  • Juniper vJunos-router — where it wins

    • Free Junos virtual machine for x86-based network labs
    • Supports BGP, IS-IS, OSPF, static routing and virtual route reflection
    • Offers up to 96 interfaces with console and SSH control-plane access

    Where it doesn't

    • 100 Mbps aggregate throughput limits larger or production workloads
    • Single-VM architecture does not provide documented high availability
    • Self-hosted deployment requires Linux and virtual-machine administration
  • Arista CloudEOS9.2/10 · Paid

    A cloud-ready virtual router for enterprise WAN, VPN, and multi-cloud routing.

    Visit AristaFull verdict →
  • Juniper vJunos-router8.5/10 · Free plan

    A capable free Junos lab router, limited by 100 Mbps throughput and single-VM design.

    Visit JuniperFull verdict →

More comparisons

All virtual routers software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update