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iPerf3 VS Flent

Compare iPerf3 VS Flent and see what are their differences

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iPerf3 logo iPerf3

iPerf3 is a simple tool that measures Internet bandwidth.

Flent logo Flent

The FLExible Network Tester
  • iPerf3 Landing page
    Landing page //
    2023-10-04
  • Flent Landing page
    Landing page //
    2022-09-07

iPerf3 videos

+ Add

iperf3 Slower Than Internet Speedtest?

Flent videos

+ Add

Flent b091 unboxing & review

Category Popularity

0-100% (relative to iPerf3 and Flent)

iPerf3

Flent

Monitoring Tools
62 62%
Monitoring Tools
38% 38
OS & Utilities
100 100%
OS & Utilities
0% 0
Network & Admin
0 0%
Network & Admin
100% 100
Log Management
54 54%
Log Management
46% 46

User comments

Share your experience with using iPerf3 and Flent. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, Flent seems to be more popular. It has been mentiond 7 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

iPerf3 mentions (0)

We have not tracked any mentions of iPerf3 yet. Tracking of iPerf3 recommendations started around Apr 2022.

Flent mentions (7)

  • Most accurate internet speed test.
    You should try Flent from the BufferBloat project. Source: about 1 year ago
  • Tools for measuring Network convergence, delay and packet loss
    Flent (Flexible Network Tester) is a powerful network testing utility that aims to simplify the process of gathering and analyzing network performance metrics. Built on top of other open-source tools like Netperf, Iperf, and Ping, Flent automates the process of running multiple tests simultaneously and aggregates the results into comprehensive, easy-to-interpret graphs. Flent's ability to run various tests in... Source: about 1 year ago
  • Help eliminating buffer bloat on connection speeds over 1gbps
    Hmm... It does not take much packet loss to slow tcp down at that rate. A better test would run longer than waveform, like the flent.org tcp_ndown test. Source: almost 2 years ago
  • Loaded latency with fast.com?
    Also most of our web based tests do not last long enough to show the full extent of the problem. Waveform, while pretty good, doesn't test up and down simultaneously, nor does it last long enough. I've put out a few measurements here or there about what Starlink looks like over time, such as most recently, over here: https://github.com/mininet/mininet/issues/1119 - long term spikes for "Working latency" on... Source: over 2 years ago
  • 6.6 is out
    Install Flent. See the bottom of https://flent.org/ for instructions. Source: over 2 years ago
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What are some alternatives?

When comparing iPerf3 and Flent, you can also consider the following products

Open Nettest - Open Nettest is a platform for collecting, processing and visualizing data related QoS and QoE.

JPerf - This project gives a better UI and new functionalities to the initial JPerf 1.

Fping (open source) - fping is a program to send ICMP echo probes to network hosts, similar to ping, but much better performing when pinging multiple hosts.

iperf - A TCP, UDP, and SCTP network bandwidth measurement tool

NetCrunch Tools - Our free network tools offer ping scanning, SNMP scanning, port and network service scanning, and more.

netperf - Netperf is a benchmark that can be used to measure the performance of many different types of networking. It provides tests for both unidirectional throughput, and end-to-end latency. - HewlettPack...

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