KiwiSaver is often overlooked in the average Kiwi’s retirement plan, writes John Bell from Kauri Wealth. But it’s a key component of financial wellbeing post-65.

Most hardworking New Zealanders don’t think of themselves as “investors”. They think of themselves as builders, nurses, drivers, teachers, tradies: people who turn up, do the mahi, and make an honest living. But here’s the reality: if you’re contributing to KiwiSaver, you’re already an investor, whether you realise it or not.

And yet, for all its potential, KiwiSaver remains one of the most under-optimised assets in many people’s retirement plans.

Set and forget

KiwiSaver was introduced to make long-term saving easy. Set up once, contributions come straight from your pay, your employer adds their share, and over time, the balance grows. For many, that simplicity is part of its appeal.

But the same simplicity that makes KiwiSaver accessible is also what makes it easy to ignore. I regularly meet people who haven’t checked their fund type in years, or worse, don’t even know which fund they’re in. Others assume their bank will “sort it out” or that all funds are roughly the same.

Unfortunately, neither is true.

The difference between an appropriately chosen fund and a mismatched one can add up to tens or even hundreds of thousands of dollars over the course of a working life. That’s not because of secret tricks or risky investing; it’s simply the long-term power of compounding growth working at different speeds.

The hidden cost of inaction

Consider this: two people earning the same salary, contributing the same amount, over the same period could end up with dramatically different KiwiSaver balances at retirement purely because they were in different fund types.

A conservative fund, for instance, might grow slowly but feels “safe”. A growth fund, on the other hand, will experience more ups and downs, but could deliver significantly higher returns over 10 or 20 years. Over time, that difference compounds and the gap widens.

That’s why the biggest risk for many Kiwis isn’t market volatility, but inaction. Sitting in a default fund because you never made a choice is, effectively, making a choice: the choice to settle for less.

Why fund type matters

The right fund isn’t about chasing the highest returns; it’s about matching your time frame and risk comfort.

If you’re 10 years away from retirement, your money has time to ride out market swings, meaning a higher-growth fund usually makes sense. If you’re closer to retirement, or planning to use your KiwiSaver for a first home in a few years, a more balanced or conservative fund might be appropriate.

The problem is, many people’s circumstances change, but their fund doesn’t. They might buy a home, start a family, change careers, or plan an earlier retirement, all while their KiwiSaver
stays exactly where it was when they first signed up.

Regular reviews are essential because your KiwiSaver should evolve with you, not be something you “set and forget” in your twenties.

Not just about the fund

Beyond fund type, other factors quietly cut into returns, like fees and performance. Some providers charge more for the same (or lower) performance. Others focus on ethical investing, which matters to many New Zealanders, but often gets overlooked because people simply don’t realise they have a choice.

These aren’t abstract details as they directly impact how much money you’ll have at 65 and beyond. In a country where housing and living costs keep climbing, that extra 1 per cent in returns or savings on fees can be the difference between retiring comfortably and just scraping by.

The mindset shift

What I’ve noticed over years of talking with everyday workers, from factory staff to office teams to tradies, is that KiwiSaver often feels “too small” to worry about. People think it’s something for later, for financial advisers or older folks. But the truth is, every dollar invested early does the heavy lifting later.

Think of it this way: your KiwiSaver is likely to become one of the largest financial assets you’ll ever own, possibly second only to your home. Yet most people spend more time researching a
new phone plan than they do reviewing their KiwiSaver.

This article isn’t about making you feel guilty for your inaction, it’s about awareness. You don’t need to be a market expert or track global indices. You just need to understand the basics: what fund you’re in, how it’s performing, what it’s costing you, and whether it still fits your goals.

Building better habits

A good rule of thumb? Review your KiwiSaver once a year. Look at your fund type, fees, and performance, and consider how your life goals may have shifted.

If you’ve bought your first home, changed your income, or decided to retire earlier, your KiwiSaver strategy should adjust too. A quick check-in is often all it takes to stay on track.

The payoff

Over time, those small moments of attention compound just like your returns. The earlier you take charge, the greater the impact. It’s not about picking winners or predicting markets; it’s about making intentional decisions with the one investment you already have.

For many New Zealanders, KiwiSaver will be the difference between retiring with options and retiring with limitations.

It deserves more than autopilot.

You work hard for your money. It’s time to make sure your money, through KiwiSaver, works just as hard for you.