Carbon Comms vs Pentanet: Which is the best NBN provider?
Updated 24 August 2026. Plan prices on this page pull live from our database.
Carbon Comms and Pentanet both offer NBN plans, but they come from different angles. Carbon Comms generally aims for a budget-friendly approach, with cheaper entry level NBN plans. Pentanet, on the other hand, typically costs more for its plans. This comparison will help you weigh up their offerings side by side.
Carbon Comms and Pentanet are both reputable broadband internet providers in Australia.
Deciding which NBN or wireless internet company to sign up to is not an easy task. To make this process easier we have provided a side by side comparison of Carbon Comms and Pentanet internet providers in the table below.
Disclaimer: All the data in the table is based on the opinions of people who have submitted reviews to this site over the last 24 months. We screen the reviews very thoroughly to ensure only accurate reviews get through. Please do your own research.
| Criteria | Carbon Comms | Pentanet |
|---|---|---|
| About |
 |
|
| Go to Carbon Comms | Go to Pentanet | |
| Overall Rating | [Not enough reviews] | [Not enough reviews] |
| Recommended | [Not enough reviews] | [Not enough reviews] |
| Reliability | [Not enough reviews] | [Not enough reviews] |
| Customer Service | [Not enough reviews] | [Not enough reviews] |
| Value for Money | [Not enough reviews] | [Not enough reviews] |
| Technical Support | [Not enough reviews] | [Not enough reviews] |
| Australian based technical support | [Not enough reviews] | [Not enough reviews] |
| Call Centre Location | [Not enough reviews] | [Not enough reviews] |
| Services Offered | [Not enough reviews] | [Not enough reviews] |
| Cost of 25Mbps NBN Plan with unlimited data |
Carbon Comms - Home Fast 25/10: 24Mbps, unlimited data for $57 per month. |
Pentanet - Lite: 24Mbps, unlimited data for $83 per month. |
| Cost of 50Mbps NBN Plan with unlimited data |
Carbon Comms - Home Fast 50/20: 49Mbps, unlimited data for $81 per month. |
Pentanet - Everyday: 44Mbps, unlimited data for $94 per month. |
| Cost of wireless broadband plan |
Carbon Comms - MBB 15GB (): 0Mbps, 15 GB for $25 per month. |
|
| Contact Details |
Carbon Comms's phone number is: 1800 10 10 50 and website is: carboncomms.com.au |
Pentanet's phone number is: 08 6189 7100 and website is: pentanet.com.au |
| Read Reviews | Read reviews of Carbon Comms. | Read reviews of Pentanet. |
| Go to Carbon Comms | Go to Pentanet |
Carbon Comms and Pentanet NBN25 plans (25Mbps download speed)
|
Home Fast 25/10
NBN - Fixed Line
24 Mb/s
Unlimited data
|
$57/mth | Go to site |
|
|
Lite
NBN - Fixed Line
24 Mb/s
Unlimited data
|
$83/mth | Go to site |
Carbon Comms and Pentanet NBN50 plans (50Mbps download speed)
|
|
Home Fast 50/20
NBN - Fixed Line
49 Mb/s
Unlimited data
|
$81/mth | Go to site |
|
|
Everyday
NBN - Fixed Line
44 Mb/s
Unlimited data
|
$94/mth | Go to site |
|
|
nbn 50/20
NBN - Fixed Line
50 Mb/s
Unlimited data
|
$102/mth | Go to site |
Carbon Comms and Pentanet Ultrafast plans (>100Mbps download speed)
|
|
Fixed Wireless Plus 100/20
NBN - Fixed Wireless
98 Mb/s
Unlimited data
|
$79/mth | Go to site |
|
|
Home Fast 500/50
NBN - Fixed Line
498 Mb/s
Unlimited data
|
$84/mth | Go to site |
|
|
Home Fast 100/20
NBN - Fixed Line
98 Mb/s
Unlimited data
|
$84/mth | Go to site |
|
|
Fixed Wireless Plus Homefast 250/20
NBN - Fixed Wireless
248 Mb/s
Unlimited data
|
$84/mth | Go to site |
|
|
Home Fast 100/40
NBN - Fixed Line
98 Mb/s
Unlimited data
|
$88/mth | Go to site |
|
|
Business Fast 100/40
NBN - Fixed Line
98 Mb/s
Unlimited data
|
$89/mth | Go to site |
|
|
Fixed Wireless Superfast 400/40
NBN - Fixed Wireless
398 Mb/s
Unlimited data
|
$91/mth | Go to site |
|
|
Home Superfast 750/50
NBN - Fixed Line
748 Mb/s
Unlimited data
|
$91/mth | Go to site |
|
|
Family
NBN - Fixed Line
420 Mb/s
Unlimited data
|
$99/mth
$89 for first 12 months |
Go to site |
|
|
Power
NBN - Fixed Wireless
120 Mb/s
Unlimited data
|
$99/mth
$69 for first 12 months |
Go to site |
|
|
Business Superfast 250/100
NBN - Fixed Line
248 Mb/s
Unlimited data
|
$101/mth | Go to site |
|
|
Ultrafast 1000/100
NBN - Fixed Line
880 Mb/s
Unlimited data
|
$102/mth | Go to site |
|
|
Business Turbofast 500/200
NBN - Fixed Line
498 Mb/s
Unlimited data
|
$105/mth | Go to site |
|
|
nbn 100/20
NBN - Fixed Line
100 Mb/s
Unlimited data
|
$109/mth
$99 for first 12 months |
Go to site |
|
|
nbn 500/50
NBN - Fixed Line
500 Mb/s
Unlimited data
|
$109/mth
$99 for first 12 months |
Go to site |
|
|
Performance
NBN - Fixed Wireless
200 Mb/s
Unlimited data
|
$109/mth
$79 for first 12 months |
Go to site |
|
|
nbn 250/100
NBN - Fixed Line
250 Mb/s
Unlimited data
|
$109/mth | Go to site |
|
|
Elite
NBN - Fixed Line
600 Mb/s
Unlimited data
|
$119/mth
$99 for first 12 months |
Go to site |
|
|
nbn 100/40
NBN - Fixed Line
100 Mb/s
Unlimited data
|
$119/mth
$109 for first 12 months |
Go to site |
|
|
Business Ultrafast 1000/400
NBN - Fixed Line
880 Mb/s
Unlimited data
|
$127/mth | Go to site |
|
|
Prime
NBN - Fixed Line
800 Mb/s
Unlimited data
|
$129/mth
$104 for first 12 months |
Go to site |
|
|
nbn 750/50
NBN - Fixed Line
750 Mb/s
Unlimited data
|
$129/mth
$109 for first 12 months |
Go to site |
|
|
nbn 1000/100
NBN - Fixed Line
1000 Mb/s
Unlimited data
|
$139/mth
$114 for first 12 months |
Go to site |
|
|
Hyperfast FTTP 2000/200
NBN - Fixed Line
1880 Mb/s
Unlimited data
|
$153/mth | Go to site |
|
|
Hyperfast HFC 2000/100
NBN - Fixed Line
1880 Mb/s
Unlimited data
|
$153/mth | Go to site |
|
|
Business Hyperfast Plus 2000/500
NBN - Fixed Line
1880 Mb/s
Unlimited data
|
$196/mth | Go to site |
Summary of Carbon Comms and Pentanet comparison
Please note that summary below is based on reviews submitted to this website and represents the views of the people who wrote the reviews.
Neither Carbon Comms nor Pentanet has enough reviews yet for a published rating (we need at least 5), so there is no rating comparison to show. Compare their plans above, and if you are with either of them we would love to hear how it is going.
How to decide between Carbon Comms and Pentanet? - next steps
- Read reviews of Carbon Comms and Pentanet to see what people think of these companies
- Visit the website of each company and do some of your own research - Carbon Comms and Pentanet
- Decide how fast your connection need to be and how much data you need then use our broadband plan finder to narrow down the list of plans and find the best plan that suits your budget
- Choose the plan that best suits your needs and budget. Remember, that you can easily change plans but changing broadband internet providers is more difficult so it is really important that you choose a solid internet provider.
Frequently asked questions about Carbon Comms vs Pentanet
Is Carbon Comms better than Pentanet?
Both Carbon Comms and Pentanet have fewer than 5 verified reviews on Oz Broadband Reviews, so we don't yet show aggregate ratings. Compare plans and prices in the tables above, or read the individual reviews on each company's page.
Which is cheaper for NBN50, Carbon Comms or Pentanet?
Carbon Comms's cheapest NBN50 plan is the Home Fast 50/20 at $81/month ongoing. Pentanet's cheapest NBN50 plan is the Everyday at $94/month ongoing. Carbon Comms is cheaper on the ongoing price after any intro period ends.
What plans do Carbon Comms and Pentanet offer?
Carbon Comms offers 17 NBN plans and 9 wireless plans. Pentanet offers 17 NBN plans. See the full plan tables above for prices, speeds and data limits.
Where are Carbon Comms and Pentanet's call centres?
Carbon Comms's customer support is based in Australia. Pentanet's customer support is based in Perth. Call centre location can affect support hours and accent comprehension if onshore support is important to you.
How do I switch from Carbon Comms to Pentanet (or Pentanet to Carbon Comms)?
Switching NBN providers in Australia is straightforward. The new provider handles the transfer once you sign up and provide your address. There's usually no contract overlap if your current plan is month-to-month, but check for early termination fees on contracted plans. Phone numbers can usually be ported, and the service typically continues uninterrupted on the same NBN line.
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