Anyone who’s looked at a New Zealand power bill knows the feeling: too many plans, too many discounts, and not enough time to figure out which deal actually saves money. The good news is that free comparison tools from Consumer NZ and the Electricity Authority strip away the guesswork.

4 related posts

Independent comparison tool: Powerswitch (Consumer NZ) ·
Featured deal: $160 free power credit (Pulse Energy via Canstar) ·
Major retailers compared: Genesis, Contact, Meridian, Electric Kiwi (MoneyHub) ·
Government switching guide: Billy from Electricity Authority

Quick snapshot

1Confirmed facts
2What’s unclear
3Timeline signal
4What’s next
Key facts at a glance
Label Value
Cheapest plan (as of June 2026) Pulse Energy with $160 credit effectively lowers cost (Canstar (NZ comparison site))
Best customer service (2025–2026) Electric Kiwi rated highest in Canstar survey (Canstar (NZ comparison site))
Typical switching time 1–3 business days, no disconnection (Electricity Authority (regulator))
Free comparison tools Powerswitch (Consumer NZ) and EA.govt.nz Billy (Consumer NZ (advocacy body))

Who has the cheapest power rates in NZ?

Current cheapest electricity providers in New Zealand

Headline deals from major retailers shift frequently, but a few offers stand out in mid-2026. Pulse Energy is offering $160 free power credit on the first bill for new electricity customers, according to Canstar (NZ comparison site). Power Shop offers $150 in credits spread over 12 months. Mercury has a $300 free power credit for new customers on a one-year contract. Contact Energy lures customers with $300 off their power bill when they sign up to a mobile or broadband plan, and it also runs free‑period promotions (Good Weekends, Good Nights, Good Charge) that can slash daytime or overnight usage charges.

The upshot

Headline credits are attractive, but they are often tied to annual contracts or bundles. The cheapest plan for your household depends on your region and usage pattern — a $300 credit means little if the underlying daily charge and kWh rate are high.

How to compare prices from different retailers

Consumer NZ’s Powerswitch (independent comparison tool) lets you input your address and current usage to see side‑by‑side prices from all retailers. MoneyHub (price‑comparison site) publishes standard rates across major cities for Genesis, Contact, Meridian, and Electric Kiwi. The New Zealand Electricity Authority’s Billy (government‑run tool) also provides a simple comparison. Always look at the daily charge (cents/day) plus the variable rate (c/kWh) — not just the bonus credit.

Fixed vs variable rate plans

  • Fixed-rate plans lock in a per‑kWh price for a set period (usually 12–24 months). They provide predictability but may miss out on falling wholesale prices.
  • Variable-rate plans fluctuate with the wholesale market. They can be cheaper when wholesale prices drop, but risk spikes during winter peaks.

Selectra NZ (energy guide) notes that the national average rate is 33.89 c/kWh (including GST), with average annual consumption of 7,107 kWh — meaning a typical bill of about $2,478. The actual rate you pay can vary significantly by region and retailer.

Bottom line: The implication: choosing between fixed and variable plans depends on your tolerance for price swings versus your desire for budget certainty.

Which NZ power company has the best customer service?

Top-rated power companies for customer satisfaction

Canstar’s annual customer‑satisfaction awards consistently rank Electric Kiwi at the top among New Zealand power companies, based on factors such as billing accuracy, online portal ease‑of‑use, and call‑centre wait times (Canstar (NZ comparison site)). Consumer NZ surveys also place Contact Energy and Genesis Energy above the industry average for overall satisfaction.

What to watch

Customer service ratings are based on surveys from prior years and can change quickly. A provider that performed well in 2025 might have changed its contact centre staffing or app — so read recent online reviews alongside the awards.

How to read customer service reviews

Look for consistent complaints about long hold times, billing errors, or difficulty cancelling. Independent review platforms such as Google Reviews and the Consumer NZ (advocacy body) complaints database give real customer experiences. Pay attention to how providers handle disputes — a sign of overall service quality.

The pattern: customer satisfaction shifts faster than rates do, so awards from 2025 are a starting point, not a guarantee.

How to compare power deals in New Zealand?

Using Powerswitch for price comparison

Consumer NZ’s Powerswitch (independent comparison tool) is free, independent, and covers every retailer in the country. You enter your address and current usage (found on your latest bill), and it shows an estimated annual cost for each plan. It also offers to initiate the switch directly.

Using MoneyHub and Canstar for deal summaries

MoneyHub (price‑comparison site) provides a clear table of standard rates for major retailers across Auckland, Wellington, Christchurch, and other cities. Canstar (NZ comparison site) rounds up promotional deals such as free credits and bundle discounts, updated monthly. Both are useful for seeing the headline offers, but neither can personalise the comparison the way Powerswitch can.

Key factors: daily charge, kWh rate, contract terms

  • Daily charge: A fixed fee you pay every day, regardless of usage. Can range from 30¢ to $1.50.
  • Variable rate (c/kWh): The price per unit of electricity. Lower rates benefit high‑usage households.
  • Contract terms: Open‑term (no lock‑in) vs fixed‑term (often with early‑exit fees). Most retailers offer open‑term plans, which make switching free at any time (Electricity Authority (regulator)).

The catch: focusing on the daily charge alone can mislead — low daily charges often pair with higher variable rates, which hurt high-usage homes.

What are the best power company deals right now?

Current limited-time offers and free credits

As of June 2026, the most notable offers include:

Bottom line: A household on an average plan who switches to a deal with a $300 credit could effectively reduce their annual bill by 12–15%, but only if the underlying rates are competitive in their region. Low‑usage households: favour plans with low daily charges. High‑usage households: favour low variable rates.

Here is a comparison of the current headline offers:

Five major providers, one pattern: free credits and bundle discounts are the main competition tools, but the real savings depend on your usage type.

Current deals from leading NZ power retailers (mid‑2026)
Provider Headline Offer Estimated Effective Discount Best For
Pulse Energy $160 free power credit (first bill) $160 off first year Low‑usage households wanting instant credit
Power Shop $150 free power credit over 12 months $150 off first year Budget‑conscious consumers who prefer spread credit
Contact Energy Up to $300 off with mobile/broadband bundle Up to $300 off first year Households that need mobile or broadband anyway
Mercury $300 free power credit (one‑year contract) $300 off first year Those willing to lock in for 12 months
Electric Kiwi Free power hour (daily free hour of electricity) Varies by usage Tech‑savvy users who can shift usage to the free hour

The trade-off: free credits are often tied to fixed‑term contracts or require bundling. If you leave early, you may lose the credit or face an exit fee. Always read the terms (Canstar (NZ comparison site)).

The pattern: the best deal on paper may not be the best deal for your home once you factor in your actual consumption habits.

Bundle deals: electricity + broadband

Pulse Energy offers $160 free power credit plus two months’ free broadband when customers bundle power and broadband, along with a 10% monthly discount on the power bill (Canstar (NZ comparison site)). Contact Energy also offers $300 off a power bill when bundled with one of its fibre broadband plans. These bundles can be attractive for households that would otherwise pay separately for broadband.

Best deals for low vs high usage households

Selectra NZ (energy guide) warns that the actual rate a household pays depends on region, user category, and retailer. Low‑usage homes (under 3,000 kWh/year) should prioritise plans with a low daily charge, even if the variable rate is slightly higher. High‑usage homes (above 8,000 kWh/year) should focus on the lowest per‑kWh rate, as the daily charge is a smaller share of the total bill.

What this means: one-size-fits-all recommendations are worthless — your usage profile dictates which deal actually saves money.

How to switch electricity providers in NZ?

Steps to switch power companies

  1. Find your current plan details: Grab your latest bill — you need your daily charge (cents/day) and variable rate (c/kWh), plus your monthly or annual consumption.
  2. Use a comparison tool: Go to Powerswitch (Consumer NZ independent tool) and enter your details. It will show you the cheapest plans for your exact situation.
  3. Choose a new plan: Compare the estimates and select a plan that matches your priorities (lowest cost, bundle offer, renewable energy, etc.).
  4. Initiate the switch: Powerswitch can start the process for you, or you can sign up directly on the new retailer’s website. You will need your current provider name, your ICP number (on your bill), and your payment details.
  5. Wait 1–3 business days: Your new provider contacts your old one, the switch is processed, and your supply is never interrupted. No exit fees apply on open‑term plans (Electricity Authority (regulator)).
  6. Confirm the start date and final bill: Your old provider sends a final bill up to the switch date. Check it for any errors.

What information you need

Your ICP (installation control point) number — a 15‑digit identifier unique to your property — is the most important piece. It is on your current bill. You will also need your full name, address, and bank account for direct debit.

How long does switching take and any fees

Under New Zealand regulations, switching is free and takes 1–3 business days. There are no exit fees on open‑term plans (Electricity Authority (regulator)). Fixed‑term contracts may have early‑termination fees, typically $50–$150, if you leave before the end date.

The implication: switching is deliberately frictionless in New Zealand — the hard part is picking the right plan, not executing the change.

Confirmed facts vs what’s unclear

What is confirmed

  • Powerswitch is free and independent from Consumer NZ (advocacy body)
  • Electric Kiwi offers free power hour (Electric Kiwi (retailer website))
  • Pulse Energy $160 credit is a current deal (Canstar (NZ comparison site))
  • Switching takes 1–3 business days with no disconnection (Electricity Authority (regulator))

What remains unclear

  • Which specific plan is cheapest varies by region and usage (Selectra NZ (energy guide))
  • Best customer service depends on individual experience (Canstar (NZ comparison site))
  • Future price changes are not predictable (Selectra NZ (energy guide))

Quotes from experts and regulators

Powerswitch is a free, independent tool designed to help New Zealanders compare power plans and find the one that best suits their needs.

— Consumer NZ spokesperson (Consumer NZ (advocacy body))

Billy makes it easy to compare power plans and find the best deal for your home, whether you’re moving or just want to save money.

— Electricity Authority website (Electricity Authority (regulator))

The choice to switch is straightforward, but the real savings come from revisiting your plan every 12 months — not from a single switch.

Upsides of switching power companies

  • Potential savings of $100–$300 per year
  • Free and fast process (1–3 days, no interruption)
  • Access to bonus credits and bundle offers
  • No exit fees on open‑term plans

Downsides of switching power companies

  • Headline credits can lock you into 12‑month contracts
  • Best rates vary by region — what works in Auckland may be expensive in Christchurch
  • Customer service quality can change quickly
  • Switching too often can mean missing out on loyalty rewards
Additional sources

wisemove.co.nz, powerswitch.org.nz, ea.govt.nz, powercompare.co.nz, consumer.org.nz

For those looking to save on electricity, comparing the latest best power deals in New Zealand can help you find competitive rates and free credits.

Don't miss these

Frequently asked questions

How much can I save by switching power companies in NZ?

Most households can save between $100 and $300 per year by switching, depending on their current plan and the deal they move to. Using Powerswitch gives a personalised estimate (Consumer NZ (advocacy body)).

Do power companies charge exit fees in New Zealand?

Exit fees are not allowed on open‑term plans. Fixed‑term contracts may have exit fees of $50–$150 if you leave before the term ends (Electricity Authority (regulator)).

What is the average electricity price per kWh in NZ?

The national average is about 33.89 c/kWh including GST, based on data from Selectra NZ (energy guide). Rates vary by region and retailer.

Can I switch power companies if I have a contract?

Yes, but you may need to pay an early termination fee. Check your contract terms before switching. Most standard residential plans are open‑term (Electricity Authority (regulator)).

What is the difference between fixed and variable power plans?

Fixed‑rate plans lock in a per‑kWh price for a set period. Variable plans change with the wholesale market. Fixed plans offer certainty; variable plans can be cheaper when wholesale prices drop (Selectra NZ (energy guide)).

How often should I compare power deals?

At least once a year — or whenever you see a new promotion from a retailer. The market is competitive and offers change frequently (MoneyHub (price‑comparison site)).

Is it better to bundle electricity with broadband in NZ?

If you already need both, bundling can save you $100–$200 per year. Compare the standalone prices first, as some bundles hide a higher electricity rate (Canstar (NZ comparison site)).