Head to head

2degrees vs Mercury Mobile

2degrees wins all 3 usage types on value. 2degrees has the cheaper entry-level plan. 2degrees has the highest-scoring plan for value and features. 2degrees uses the 2degrees network and Mercury Mobile uses Spark, so check coverage where you live and work.

Prices checked 12 October 2026

2degreesMercury Mobile
Network2degreesSpark
Plans listed175
Cheapest plan (per month)$8.00$19.00
Cheapest unlimited$80.00None
Best SmartScore10.06.2
Prepay plansYesNo
Pay monthly plansYesYes
eSIMYes–
5GYes–
WiFi callingYesYes

Which should you choose?

Light use

Under 5GB: messaging, maps, a bit of social

2degreesBetter value
$11 Fortnightly Plan (Prepay)1.25GB/fortnight · $23.90/mo · 10/10
Mercury Mobile
1.25GB Rollover Data1.25GB/mo · $19/mo · 6.2/10

2degrees's $11 Fortnightly Plan (Prepay) (1.25GB/fortnight, $23.90/mo) costs more than Mercury Mobile's 1.25GB Rollover Data (1.25GB/mo, $19/mo), but scores higher (10 vs 6.2) for what you get.

Everyday use

5GB to 40GB: streaming music, social and some video

2degreesBetter value
$19 Fortnightly Plan (Prepay)4GB/fortnight · $41.28/mo · 9.4/10
Mercury Mobile
5GB Endless+ Data5GB/mo + endless · $39/mo · 2.6/10

2degrees's $19 Fortnightly Plan (Prepay) (4GB/fortnight, $41.28/mo) costs more than Mercury Mobile's 5GB Endless+ Data (5GB/mo + endless, $39/mo), but scores higher (9.4 vs 2.6) for what you get.

Heavy use

40GB+ or unlimited: lots of video, hotspotting

2degreesBetter value
$80 Unlimited PlanUnlimited · $80/mo · 7.5/10
Mercury Mobile
50GB Endless+ Data50GB/mo + endless · $59/mo · 3.5/10

2degrees's $80 Unlimited Plan (Unlimited, $80/mo) costs more than Mercury Mobile's 50GB Endless+ Data (50GB/mo + endless, $59/mo), but scores higher (7.5 vs 3.5) for what you get.

Choose 2degrees if…

  • You want the better plan for light, everyday and heavy use
  • You want the cheapest way in (from $8/mo)
  • You want prepay, with no bill or credit check
  • 2degrees coverage is better where you live

Choose Mercury Mobile if…

  • You want data that slows down instead of running out
  • Spark coverage is better where you live

Every 2degrees and Mercury Mobile plan

Data
Budget per month
Providers
Showing 22 of 22 plans
PlanCalls??
2degrees$11 Fortnightly Plan (Prepay)Top valuePrepay
1.25GB/fortnight≈ 2.7GB/moUnlimited$23.90/moPaid as $11 every fortnight10.0/10View deal
2degrees$25 Monthly Plan (Prepay)Prepay
3GB/moRolloverUnlimited$25/moPaid monthly9.5/10View deal
2degrees$15 Monthly Plan (Prepay)Prepay
1GB/moRolloverUnlimited$15/moPaid monthly9.4/10View deal
2degrees$19 Fortnightly Plan (Prepay)Prepay
4GB/fortnight≈ 8.7GB/moUnlimited$41.28/moPaid as $19 every fortnight9.4/10View deal
2degrees$8 Monthly Plan (Prepay)Prepay
150MB/moRollover100 mins$8/moPaid monthly9.2/10View deal
2degrees$45 Monthly Plan (Prepay)Prepay
10GB/moRolloverUnlimited$45/moPaid monthly8.5/10View deal
2degrees$45 Carryover PlanPay monthly
6GB/moRolloverUnlimited$45/moPaid monthly8.2/10View deal
2degrees$20 Monthly Plan (Prepay)Prepay
2GB/moRolloverUnlimited$20/moPaid monthly7.5/10View deal
2degrees$80 Unlimited PlanPay monthly
UnlimitedUnlimited$80/moPaid monthly7.5/10View deal
2degrees$24 Fortnightly Plan (Prepay)Prepay
7GB/fortnight≈ 15GB/moUnlimited$52.14/moPaid as $24 every fortnight7.0/10View deal
2degrees$85 Monthly Plan (Prepay)Prepay
UnlimitedUnlimited$85/moPaid monthly6.8/10View deal
2degrees$55 Carryover PlanPay monthly
15GB/moRolloverUnlimited$55/moPaid monthly6.3/10View deal
Mercury Mobile1.25GB Rollover DataPay monthlyBundle only
1.25GB/moRollover250 mins$19/moPaid monthly6.2/10View deal
Mercury Mobile2.5GB Rollover DataPay monthlyBundle only
2.5GB/moRollover350 mins$29/moPaid monthly6.0/10View deal
2degrees$35 Monthly Plan (Prepay)Prepay
4.5GB/moRolloverUnlimited$35/moPaid monthly6.0/10View deal
2degrees$35 Carryover PlanPay monthly
3GB/moRolloverUnlimited$35/moPaid monthly5.4/10View deal
2degrees$60 Monthly Plan (Prepay)Prepay
50GB/moRolloverUnlimited$60/moPaid monthly5.0/10View deal
2degrees$65 Carryover PlanPay monthly
80GB/moRolloverUnlimited$65/moPaid monthly4.0/10View deal
2degrees$34 Fortnightly Plan (Prepay)Prepay
40GB/fortnight≈ 87GB/moUnlimited$73.87/moPaid as $34 every fortnight4.0/10View deal
Mercury Mobile50GB Endless+ DataPay monthlyBundle only
50GB/mo + endlessUnlimited$59/moPaid monthly3.5/10View deal
Mercury Mobile5GB Endless+ DataPay monthlyBundle only
5GB/mo + endlessUnlimited$39/moPaid monthly2.6/10View deal
Mercury Mobile150GB Endless+ DataPay monthlyBundle only
150GB/mo + endlessUnlimited$79/moPaid monthly2.2/10View deal

Frequently asked questions

Which is better, 2degrees or Mercury Mobile?

2degrees wins all 3 usage types on value. 2degrees has the cheaper entry-level plan. 2degrees has the highest-scoring plan for value and features. 2degrees uses the 2degrees network and Mercury Mobile uses Spark, so check coverage where you live and work. Light use: 2degrees's $11 Fortnightly Plan (Prepay) (1.25GB/fortnight, $23.90/mo) costs more than Mercury Mobile's 1.25GB Rollover Data (1.25GB/mo, $19/mo), but scores higher (10 vs 6.2) for what you get. Everyday use: 2degrees's $19 Fortnightly Plan (Prepay) (4GB/fortnight, $41.28/mo) costs more than Mercury Mobile's 5GB Endless+ Data (5GB/mo + endless, $39/mo), but scores higher (9.4 vs 2.6) for what you get. Heavy use: 2degrees's $80 Unlimited Plan (Unlimited, $80/mo) costs more than Mercury Mobile's 50GB Endless+ Data (50GB/mo + endless, $59/mo), but scores higher (7.5 vs 3.5) for what you get.

Is 2degrees or Mercury Mobile cheaper?

2degrees’s cheapest plan is $8 Monthly Plan (Prepay) (150MB/mo) at $8.00 a month. Mercury Mobile’s cheapest is 1.25GB Rollover Data (1.25GB/mo) at $19.00 a month.

Do 2degrees and Mercury Mobile use the same network?

No. 2degrees uses 2degrees and Mercury Mobile uses Spark.

Can I switch from 2degrees to Mercury Mobile and keep my number?

Yes. Sign up with Mercury Mobile and ask to transfer your number. They’ll handle the switch, and you don’t need to cancel with 2degrees first.