Should I switch power plan?

Flat comparison tools rank plans on price alone. This one models how your household actually uses power — day, night and peak, plus EV charging and solar export — so the winning plan reflects your real usage. Edit the plans to match any offer you're considering; everything stays in your browser.

Your usage

Region

Sets the ballpark rates used to seed new plans.

Annual electricity use

kWh/yr

A typical NZ home uses 7,000–9,000 kWh a year.

When you use power

Day

Night

Peak

Roughly what share of your power you use across the day, overnight, and at the morning/evening peak. They don't have to add up to exactly 100.

I charge an EV at home

I have solar and export to the grid

Every field stays in your browser — no account required.

Prices include GST (15%)

NZ residential power is normally quoted incl. GST. Uncheck to see figures excluding GST.

Plans to compare

Plan structure

Daily fixed charge

$/day

Unit rate

$/kWh

Solar buyback

$/kWh

Only affects the result if solar export is on.

This is my current plan

Plan structure

Daily fixed charge

$/day

Unit rate

$/kWh

Solar buyback

$/kWh

Only affects the result if solar export is on.

This is my current plan

Plan structure

Daily fixed charge

$/day

Day

Night

Peak

Solar buyback

$/kWh

Only affects the result if solar export is on.

This is my current plan

Plan structure

Daily fixed charge

$/day

Day

Night

Peak

Solar buyback

$/kWh

Only affects the result if solar export is on.

This is my current plan

Rates are editable illustrative estimates, not live retailer offers. Results update as you type.

Saved comparisons

View all on dashboard

Run a comparison and choose "Save" to keep it here. Saved comparisons live in this browser only — no account required.

Showing an example comparison based on typical inputs. Adjust your usage or any plan's rates on the left and these numbers update instantly.

Switching to EV night plan could save you about

$275/year

versus the plan you marked as current, for the usage and rates you entered (including GST).

Annual cost by plan

Figures shown including GST.

Cheapest for you

EV night plan

Estimated annual cost

$3,335

about $277.92/month

Fixed charges: $803
Usage charges: $2,532

Low fixed charge

Estimated annual cost

$3,419

about $284.92/month

Fixed charges: $219
Usage charges: $3,200

Time-of-use

Estimated annual cost

$3,442

about $286.83/month

Fixed charges: $730
Usage charges: $2,712

Your current plan

Standard (flat rate)

Estimated annual cost

$3,610

about $300.83/month

Fixed charges: $730
Usage charges: $2,880

Our Take

Based on the usage and rates you entered, EV night plan is the cheapest, at about $3,335/year ($278/month). That's about $275/year less than the plan you're on now. Illustrative only — confirm the retailer's current rates before switching, and see Powerswitch for an accredited live comparison.

Informational only, not financial or energy advice. These are illustrative estimates based on the figures you entered — not live retailer offers. Verify current rates with the retailer before switching, and see Powerswitch (Consumer NZ's Electricity Authority–accredited service) for a live comparison of real market offers. Not affiliated with Powerswitch or any retailer.