Optus joins Telstra in raising mobile plan prices – how to avoid the hit

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Optus is increasing the price of its postpaid mobile plans by $5 a month for both new and existing customers.

The changes will kick in on 18 May 2026 and will affect Optus Choice mobile plans.

Here's a look at the new pricing:

PlanOld pricingNew pricing
Small Choice Plus Plan$55 a month for 50GB$60 a month for 60GB
Medium Choice Plus Plan$65 a month for 200GB$70 a month for 240GB
Large Choice Plus Plan$85 a month for 400GB$90 a month for 480GB

As you can see, you're also getting more data in return, ranging from an extra 10GB to 80GB a month.

However, the price increase will still sting for Optus customers, given that the cost of just about everything has gone up.

Optus told Finder it isn't immune to current economic pressures, adding that the price increases will help support network investment.

"We are making significant, ongoing investments in our network to improve coverage, speed and resilience, while also strengthening the service and support we provide to customers. Changes to pricing on some plans support this work," an Optus spokesperson said.

We're ensuring we give customers at least 30 days' notice, clear information, and support options. Customers can contact Optus to discuss their plan or seek assistance, including support for those experiencing financial hardship.

Telstra and others are also hiking mobile plan prices

Telstra is raising the price of its prepaid and postpaid mobile plans from 5 May 2026.

Most postpaid plans are going up by $4 a month. This is the second price hike in less than 12 months.

The starting price of its basic plan will soon be $74 a month for 50GB.

That's $14 a month more expensive than Optus's entry-level postpaid plan with 10GB less.

We don't know if Vodafone will change its postpaid plan prices this year, but for comparison, its basic plan is $53 a month for 60GB.

Elsewhere, Telstra's sub-brands, Belong and Boost Mobile, are also changing prices from 5 May 2026.

You can check out our report for a full breakdown of upcoming price changes on Telstra network plans.

What can I do to save on my mobile plan costs?

Getting a notice that your mobile plan is going up is a good time to check if there's a better deal.

Here are a few options to get you started, but you can always do a full comparison via our quiz.

7 of 7 results
Finder Score Data allowance Ongoing price Special offer Description
8.2
Data Allowance
25GB
Vodafone 4G network
$25
per month
per month
Ongoing price
$25
per month
per month
SAVE $75
$25
$12.50
per month for first 6 months
$12.50/mth for first 6 months, then $25/mth. T&Cs apply.
Go to site View details
Compare product selection
9.9
Data Allowance
Unlimited
Vodafone 4G/5G network
$40
per month
per month
Ongoing price
$40
per month
per month
SAVE $60
$40
$20
per month for first 3 months
$20/mth for first 3 months, then $40/mth. Use promo code FELIX50. T&Cs apply.
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Compare product selection
8.8
Data Allowance
100GB
Vodafone 4G/5G network
$45
per month
per month
Ongoing price
$45
per month
per month
SAVE $135
$45
$22.50
per month for first 6 months
$22.50/mth for first 6 months, then $45/mth. Get 2nd month free if you activate your SIM within 14 days of purchase. Ends 1 Apr 2026. T&Cs apply.
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Compare product selection
Southern Phone logo
8.5
Southern Phone Small 20GB SIM plan - $100 Finder Reward
PostpaidNo lock-in contract
No special offer
8.5
Data Allowance
20GB
Optus 4G/5G network
$24
per month
per month
Ongoing price
$24
per month
per month
No special offer
ENDS SOON!
$100
$100
VISA CARD REWARD
1
Click here
2
Buy a Southern Phone Exclusive Small 20GB SIM plan
3
Get card from Finder
Ends by. T&Cs apply.
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Compare product selection
Dodo logo
9.3
Dodo $30
PostpaidNo lock-in contract
SAVE $60
$30
$15
per month for first 4 months
9.3
Data Allowance
40GB
Optus 4G/5G network
$30
per month
per month
Ongoing price
$30
per month
per month
SAVE $60
$30
$15
per month for first 4 months
$15/mth for first 4 months, then $30/mth. Order by 7 Apr 2026. T&Cs apply.
Go to site View details
Compare product selection
EZEE Mobile logo
8.6
EZEE Mobile 29GB
PrepaidNo lock-in contract
SAVE $26.10
$29
$20.30
for first 3 recharges
8.6
Data Allowance
29GB
Wholesale Telstra 4G/5G network
$29
per 30 day recharge
per 30 day recharge
Ongoing price
$29
per 30 days expiry
per 30 days expiry
SAVE $26.10
$29
$20.30
for first 3 recharges
$20.30/recharge for first 3 recharges, then $29/recharge. Ends 31 May 2026. T&Cs apply.
Go to site View details
Compare product selection
Boost Mobile logo
8.7
Boost $300 SIM
PrepaidNo lock-in contract
BONUS DATA
240GB
300GB
for first recharge
8.7
Data Allowance
240GB
Telstra 4G/5G network
$300
per 12 months
per 12 months
Ongoing price
$300
per 12 months
per 12 months
BONUS DATA
240GB
300GB
for first recharge
300GB on activation, then 240GB/recharge. Activate by 4 May 2026. T&Cs apply.
Go to site View details
Compare product selection
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Showing 7 of 7 results

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