Rocket Mobile vs Contact Energy mobile
Contact Energy mobile wins 2 of 3 usage types on value. Contact Energy mobile has the cheaper entry-level plan. Rocket Mobile has the highest-scoring plan for value and features. Both use the One NZ network, so coverage is similar.
Prices checked 12 October 2026
| Feature | Rocket Mobile | Contact Energy mobile |
|---|---|---|
| Network | One NZ | One NZ |
| Plans listed | 4 | 4 |
| Cheapest plan (per month) | $30.00 | $16.00 |
| Cheapest unlimited | $30.00 | None |
| Best SmartScore | 9.3 | 9.2 |
| Prepay plans | Yes | No |
| Pay monthly plans | No | Yes |
| eSIM | Yes | Yes |
| 5G | Yes | Yes |
| WiFi calling | Yes | Yes |
Which should you choose?
Light use
Under 5GB: messaging, maps, a bit of social
- Rocket Mobile
- No plan in this range
- Contact Energy mobileBetter value
- Extra Small (2GB Carryover)2GB/mo · $16/mo · 9.2/10
Only Contact Energy mobile has a plan in this range: Extra Small (2GB Carryover) (2GB/mo, $16/mo).
Everyday use
5GB to 40GB: streaming music, social and some video
- Rocket Mobile
- No plan in this range
- Contact Energy mobileBetter value
- Medium (Endless)20GB/mo + endless · $45/mo · 8.1/10
Only Contact Energy mobile has a plan in this range: Medium (Endless) (20GB/mo + endless, $45/mo).
Heavy use
40GB+ or unlimited: lots of video, hotspotting
- Rocket MobileBetter value
- RocketUnlimited (10Mbps) · $40/mo · 9.3/10
- Contact Energy mobile
- Large (Endless)75GB/mo + endless · $60/mo · 4.3/10
Rocket Mobile's Rocket (Unlimited (10Mbps), $40/mo) costs less than Contact Energy mobile's Large (Endless) (75GB/mo + endless, $60/mo) and scores higher.
Choose Rocket Mobile if…
- You want the better plan for heavy use
- You want prepay, with no bill or credit check
Choose Contact Energy mobile if…
- You want the better plan for light and everyday use
- You want the cheapest way in (from $16/mo)
- You prefer a monthly bill
- You want unused data to roll over
- You want data that slows down instead of running out
Every Rocket Mobile and Contact Energy mobile plan
| Plan | Calls | ? | ? | Actions | |
|---|---|---|---|---|---|
Rocket MobileRocket Starter | Unlimited (2Mbps) | Unlimited | $30/moPaid monthly | 9.3/10 | View deal |
Rocket MobileRocket | Unlimited (10Mbps) | Unlimited | $40/moPaid monthlyPromo $30 | 9.3/10 | View deal |
Rocket MobileRocket Plus | Unlimited (40Mbps) | Unlimited | $45/moPaid monthlyPromo $35 | 9.3/10 | View deal |
Contact Energy mobileExtra Small (2GB Carryover) | 2GB/moRollover | 200 mins | $16/moPaid monthly | 9.2/10 | View deal |
Rocket MobileRocket Max | Unlimited | Unlimited | $75/moPaid monthlyPromo $65 | 8.3/10 | View deal |
Contact Energy mobileMedium (Endless) | 20GB/mo + endless | Unlimited | $45/moPaid monthly | 8.1/10 | View deal |
Contact Energy mobileSmall (Endless) | 5GB/mo + endless | Unlimited | $35/moPaid monthly | 5.3/10 | View deal |
Contact Energy mobileLarge (Endless) | 75GB/mo + endless | Unlimited | $60/moPaid monthly | 4.3/10 | View deal |
Frequently asked questions
Which is better, Rocket Mobile or Contact Energy mobile?
Contact Energy mobile wins 2 of 3 usage types on value. Contact Energy mobile has the cheaper entry-level plan. Rocket Mobile has the highest-scoring plan for value and features. Both use the One NZ network, so coverage is similar. Light use: Only Contact Energy mobile has a plan in this range: Extra Small (2GB Carryover) (2GB/mo, $16/mo). Everyday use: Only Contact Energy mobile has a plan in this range: Medium (Endless) (20GB/mo + endless, $45/mo). Heavy use: Rocket Mobile's Rocket (Unlimited (10Mbps), $40/mo) costs less than Contact Energy mobile's Large (Endless) (75GB/mo + endless, $60/mo) and scores higher.
Is Rocket Mobile or Contact Energy mobile cheaper?
Rocket Mobile’s cheapest plan is Rocket Starter (Unlimited (2Mbps)) at $30.00 a month. Contact Energy mobile’s cheapest is Extra Small (2GB Carryover) (2GB/mo) at $16.00 a month.
Do Rocket Mobile and Contact Energy mobile use the same network?
Yes, both use the One NZ network.
Can I switch from Rocket Mobile to Contact Energy mobile and keep my number?
Yes. Sign up with Contact Energy mobile and ask to transfer your number. They’ll handle the switch, and you don’t need to cancel with Rocket Mobile first.