Which supermarkets does Grocero track?

Coles and Woolworths are fully supported at launch. Aldi is coming soon, and we're expanding to more stores — including IGA, Harris Farm Markets, and others — as the app grows.

Yes — completely free. Grocero is independent and not affiliated with any supermarket, so we have no incentive to show you anything other than the real price. Core features will always be free.

When does Grocero launch?

Grocero is launching mid-2026 on iOS and Android. Join the waitlist at grocero.com.au and you'll be first to know when it's ready — including early access before the public release.

How does Grocero compare grocery prices?

Add the products you normally buy to your basket. Grocero looks up live prices at each supermarket and calculates your total at every store — so you can see exactly which one is cheapest for your specific shop, not just for individual items. Prices are updated daily.

Is Grocero affiliated with Coles or Woolworths?

No — Grocero is fully independent. We're not owned by, funded by, or affiliated with any supermarket. That means our only job is to show you accurate, unbiased prices so you can make the best decision for your family.

Cheapest Supermarket in Australia 2026

Discover the cheapest supermarket in Australia for 2026 with a detailed price comparison of Woolworths, Coles, Aldi, and more. Save on your grocery bill today.

Aldi is usually the cheapest supermarket in Australia for a standard basket of pantry staples — its lean, roughly 90% home-brand model keeps everyday prices below Coles and Woolworths on basics like milk, bread, eggs and tinned goods. The catch: Aldi's range is smaller, and a well-timed Coles or Woolworths shop (specials run 30–50% off) can close the gap. Comparing before you shop can save $20–50 a week — well over $1,000 a year.

Your weekly grocery bill in Australia depends heavily on one question most of us don't stop to ask: are you actually shopping at the cheapest supermarket, or just the most convenient one?

The short answer: Aldi is usually cheapest for a standard basket of pantry staples. But Coles and Woolworths can close the gap — sometimes beat it — when you time their weekly specials right. The trick is knowing when and for what. This comparison breaks down the real price differences between Australia's big three so you can stop guessing and start saving.

Quick Comparison Table

What Makes a Supermarket the "Cheapest"?

Not all cheap is created equal. Aldi keeps prices low through a different model entirely — fewer SKUs, mostly home brands, no loyalty points circus. Coles and Woolworths work the other way: higher base prices, but with weekly specials deep enough that a well-timed shop can rival Aldi on a handful of items.

To figure out which store is actually cheapest for your basket, you need to look at four things: everyday shelf prices, the real impact of weekly specials, how much value is in each store's home brand range, and the hidden costs of convenience (time, fuel, impulse buys). We'll cover all of them below.

The Big Three: Aldi, Coles, and Woolworths

Australia's supermarket scene is led by a few big names, each with its own way of pricing and stocking goods. Knowing these differences is the first step to smarter shopping.

Aldi

Aldi, the German-owned discount store, has shaken up Australia's grocery market since it arrived. It's often the first name people think of when asking about the cheapest supermarket.

Key strengths: Aldi's power lies in its streamlined business model and focus on private-label (home) products, which make up about 90% of their stock. This lean approach lets them offer lower prices on basics than their bigger rivals. Shoppers often save noticeably on staples like milk, bread, eggs, and tinned goods. Their "Special Buys" aisle — with weekly rotating non-grocery items — also draws bargain hunters in for a browse.
Best for: Budget-conscious shoppers who are fine with home brands and don't need a specific national label. Most Aldi home-brand products are genuinely good quality — many shoppers find they can't tell the difference on basics like pasta, canned tomatoes, or olive oil. Where it falls short: if you need a specific brand, a deli counter, or just prefer to do everything in one store, Aldi can feel limiting.

Coles

Coles is one of Australia's two main supermarket giants. It's known for wide stock and many store locations. It's a top pick for families doing a full weekly shop.

Key strengths: Coles offers a huge range of national brands plus its own home-brand line, serving all tastes. They are strong on weekly specials and deals, often cutting prices on popular items by 30-50%. Their Flybuys loyalty program lets you earn points and get discounts, adding more ways to save.
Best for: Shoppers who want variety, all their favourite brands, and the option to plan the week's meals around what's on special. Coles' weekly catalogue deals can be genuinely deep — 30–50% off popular items isn't unusual. That's also why a tool like Grocero is worth bookmarking: it tracks those shifts so you know when Coles is actually the cheapest option that week, not just "on sale."

Woolworths

Woolworths, often called "Woolies," is the other major player in the duopoly. It's very similar to Coles in what it offers and how it competes.

Key strengths: Woolworths has a full product range, with a strong focus on fresh produce and many national and home-brand choices. Like Coles, it uses weekly specials to pull in customers. It also runs the Everyday Rewards loyalty program for points and savings. Its online shop and delivery are well built and widely used.
Best for: Anyone who prioritises fresh food quality, wants a reliable online shopping experience, or is already well embedded in the Everyday Rewards ecosystem. Online shopping with Woolworths can also quietly save money — fewer impulse buys when you're ticking items off a screen. Just watch the delivery fees; they can offset the savings if your order is small.

Grocero: Your Price Comparison Advantage

Unlike the others, Grocero isn't a supermarket — it's a free, independent price comparison tool built specifically for Australian grocery shoppers. You can check what your basket would cost at Coles vs. Woolworths right now, including current specials, without leaving the couch.

Key strengths: Real-time price visibility across stores, no account needed, no ads. Just a clean answer to "where is this cheapest today?"
Best for: Anyone who wants to take five minutes before their weekly shop and save $20–50 without the legwork of checking three catalogues. Over a year, that's well over $1,000 back in your pocket.

Head-to-Head: Key Features Compared

Here's how the three supermarkets compare across the things that actually affect your weekly bill — and where Grocero fits in.

Core Features

Price Competitiveness:
Aldi: Usually has the lowest everyday prices on its core products. Stick to their brands, and your bill will likely be lower.
Coles & Woolworths: Everyday prices are often higher than Aldi's. But they can be cheaper on specific items when on special. Prices change more often.
Grocero Advantage: Grocero shows you which store has the lowest price right now — including all current specials — without you having to visit each store or flick through three different catalogues.

Product Range & Variety:
Coles & Woolworths: Offer an extensive range of thousands of items. You'll find many national brands, gourmet picks, and global foods. They also have full-service delis, butchers, and bakeries.
Aldi: Has a smaller, curated range, focused on its own brands and a few national ones. You won't see every brand or niche item here.

Home Brand Quality & Value:
Aldi: Leads here. Their home brands are often high quality and much cheaper than national brands. Many shoppers love Aldi's staples.
Coles & Woolworths: Both have strong home-brand lines (e.g., Coles Brand, Woolworths Essentials, Macro). They offer good value, but prices are usually a bit higher than Aldi's.

Advanced Features

Weekly Specials & Promotions:
Coles & Woolworths: These stores run weekly catalogue specials, with deep cuts on hundreds of items. Loyalty programs (Flybuys, Everyday Rewards) add personal deals and points.
Aldi: Has "Special Buys" on non-food items and some grocery deals. But their main prices stay low and steady.

Online Shopping & Delivery:
Coles & Woolworths: Both have robust online shopping platforms. You can get home delivery or click-and-collect. Great for big shops or busy families.
Aldi: Right now, Aldi's online site in Australia only shows catalogues and info. No online grocery shopping or delivery.

Grocero Advantage: Grocero isn't a supermarket. It's a free tool that sits above all three stores and lets you compare prices across all stores, including specials, so you know if Coles' "great deal" beats Aldi's low price — before you leave the house.

Pricing Models: How Each Store Makes Its Money

Knowing your weekly shop cost means more than checking item prices. It's about understanding how each store's pricing strategy affects your total spend — and why the "cheapest" store can shift from week to week.

Aldi: The Everyday Low Price Champion

Aldi keeps it simple: consistently low prices all year round. They don't rely on big weekly sales. Their base prices are just lower. Less price change means easier budgeting. You won't see many "buy one get one free" deals. But everyday prices are cheaper.

Coles & Woolworths: The Specials and Loyalty Game

Coles and Woolworths use a different model. Their everyday prices are often higher than Aldi's, but they run deep weekly specials — popular items can drop 30%, 40%, or even 50%. Their loyalty programs (Flybuys for Coles, Everyday Rewards for Woolworths) add personal discounts and points. The result: these stores can be genuinely cheapest on specific items any given week, but your total basket will vary depending on what's on special.

Grocero: Unlocking the Real Value

Grocero cuts through all of this. As a free, independent tool, it shows you the real price of your items — including current specials — across Coles, Woolworths, and more. Instead of mentally tracking three stores' pricing cycles, you get a clear answer for your specific list.

Total Cost of Ownership

Saving money isn't just about price tags. Think about the total cost of ownership for your groceries.

Hidden Costs:
Travel time and fuel: Driving to multiple stores for deals can use up your savings.
Impulse buys: The longer you shop, the more you might grab on a whim. Coles and Woolworths have many tempting items.
Food waste: Buying too much on a "deal" can lead to food going bad before you eat it.

Long-Term Value:
Aldi: Gives steady long-term value if you use their brands. Less stress from comparing prices.
Coles & Woolworths: Can save you money if you plan around specials and use loyalty points well. One-stop shopping is also a plus.
Grocero Advantage: Grocero helps cut hidden costs by doing the work for you. It helps you find the cheapest option fast. This means fewer trips and less time in stores. You can save $20-$50 or more each week, based on your habits and basket size. That's the real weekly gain for Aussies who compare prices smartly.

Which Store Should You Choose?

Different shopping needs call for different supermarket strategies. There's no single "cheapest" option for everyone. It often depends on what you're buying and how you shop.

Scenario 1: The Budget-Conscious Shopper Stocking Up on Staples

You want the lowest price for everyday items like milk, bread, eggs, pasta, and tins. You're happy with home brands.

Best option: Aldi wins here. For a basket of basics, Aldi is usually the cheapest. Their model focuses on great value with their own-brand goods.
Why it works: Aldi's simple setup and private labels mean lower costs. That means lower prices for you. You get solid quality at a fraction of national brand prices.
Pro tip: Before heading to Aldi, do a quick check on Grocero. If Coles or Woolworths has a deep special on a staple you need that week, you'll catch it — and get the best deal either way.

Scenario 2: The Family Shopper Needing Variety and Specific Brands

You have special diets, like certain brands, or need a wide range of items. Think deli meats, fancy cheeses, or organic picks. You also like doing one big shop.

Best option: Coles or Woolworths. Both carry a broad range for family needs. They have the brands and specialty sections Aldi may miss.
Why it works: These big stores are one-stop shops. Their wide stock means you'll likely find all your items in one trip.
Pro tip: Even if you prefer Coles or Woolworths, run your basket through Grocero before you go. You might find that switching stores just for a few big-ticket items that week saves you $10–20 on the spot.

Scenario 3: The Time-Poor Professional Opting for Online Shopping

Time is tight. You'd rather shop online with home delivery or click-and-collect. It saves time and cuts impulse buys.

Best option: Woolworths or Coles online. Both have smooth platforms for easy home shopping.
Why it works: Online shopping keeps you honest — you stick to the list, skip the impulse buys, and save the 20 minutes of wandering. The trade-off is delivery fees or minimum spend thresholds, so it works best for larger weekly shops where those costs get diluted.
Pro tip: Before you finalise your online order, check Grocero to compare both Coles and Woolworths on your basket. Sometimes the difference is big enough to justify switching — especially on a larger weekly shop.

Scenario 4: The Shopper Focused on Fresh Produce and Quality

You want top-quality fruit, veg, and meat. You don't mind paying a bit more for freshness.

Best option: Woolworths often leads in fresh produce. Coles is close behind. Local greengrocers or butchers are also great for quality.
Why it works: Both big chains spend a lot on fresh food. They offer wide picks and better quality than some discount stores.
Pro tip: Use Grocero to quickly check which store has the better price on fresh items like bananas or chicken mince that week. Freshness and value align more often than you'd expect.

Getting the Most Out of Each Store

A smarter shopping routine doesn't require much setup — but knowing how each store fits into your week makes a real difference.

How to Get Started

Aldi: No loyalty card, no app, no account — just bring a gold coin for the trolley and your own bags. Walk in, work through the store, done. The limited range actually makes shopping faster.
Coles & Woolworths: In-store needs nothing beyond a payment method. For online shopping, create an account (takes about five minutes), add a card, and you're ordering. Both have solid apps with digital catalogues, shopping lists, and loyalty dashboards.
Grocero: Free, no signup required. Open grocero.com.au in your browser, search for the items on your list, and see prices across all three stores in one place. Takes thirty seconds to check before any shop.

Fitting Each Store Into Your Routine

The most effective approach for most households is to treat these stores as complementary, not competing:

Aldi for your weekly staples — dairy, dry goods, frozen basics, tinned goods. Lock in the savings without having to check anything.
Coles or Woolworths for top-ups — specific brands, fresh meat when it's on promotion, or items Aldi doesn't carry.
Grocero before you go — a quick check shows whether a Coles or Woolworths special is genuinely worth a detour, or whether Aldi still wins that week.

Honest Pros and Cons

Every supermarket, and even a comparison tool like Grocero, has its strengths and weaknesses. A fair view helps you pick the best fit for your needs.

Strengths

Aldi:
Consistently low prices: Often the cheapest for a standard grocery shop, especially for staples and home brands.
Strong home brand value: Quality own-brand products that rival national brands at a lower cost.
Simple shopping experience: Fewer choices can make shopping quicker and less overwhelming.
Coles & Woolworths:
Extensive product range: Big selection of national brands, specialty items, and fresh food departments (deli, bakery, butcher).
Convenience: Many locations, long opening hours, and strong online shopping and delivery options.
Loyalty programs: Earn points, get discounts, and enjoy special offers. Beyond price, it's this mix of choice, convenience, and rewards that keeps many shoppers coming back, even if an alternative is cheaper.
Grocero:
Time and money savings: Quickly finds the cheapest prices across stores, including specials, saving you hours of manual work.
Real-time data: Gives up-to-date pricing, so you can make smart choices.
Empowerment: Puts you in control of your grocery budget by making price comparison easy and clear.

Limitations

Aldi:
Limited product range: You might not find all your favorite national brands or specialty items.
No online shopping: You must go in person.
Fewer staff/services: Less focus on full-service areas like delis or butchers.
Trolley deposit: Need a dollar coin for the trolley, which can be a small hassle.
Coles & Woolworths:
Higher everyday prices: Without specials, your bill can rise fast compared to Aldi.
Can encourage impulse buys: The wide range and ads can lead to overspending.
Price variations: Prices can differ by region or even store, making it hard to know the true cheapest without a real-time comparison tool.
Grocero:
Doesn't replace shopping: It's a comparison tool, not a shopping or delivery service. You still need to go to the store or place an online order.
Requires user input: You need to know what items you want to compare.

Common Challenges

Shoppers often face hurdles when trying to save on groceries:

Price fluctuations: Supermarket prices, especially at Coles and Woolworths, change often due to specials, making them hard to track.
Overwhelm of choice: Too many options can make decisions stressful and slow.
Impulse purchases: Store layouts and ads are meant to get you to buy more than planned.
Geographical variations: As noted, prices can vary. A "cheapest" store in one city might not be in another, adding complexity for national checks.

Expert Analysis and Recommendations

Navigating Australia's supermarket scene to find the cheapest groceries isn't about picking one store and staying there. It's about being smart and flexible. Our analysis shows that while Aldi often has the lowest everyday prices on staples, Coles and Woolworths can match or beat those prices when their weekly specials fit your list. Real savings come from knowing these models and using them well.

For most Australian households, a blended shopping approach works best. This means:

Stock up on core pantry items and home brands at Aldi. Their low prices are hard to beat for many basics.
Target weekly specials at Coles and Woolworths for specific national brands, fresh produce, or meat on big discount. Don't buy just because it's on sale. Buy it only if you need it and it's a true bargain.
Use a price comparison tool to check deals across stores before you shop. This is where Grocero comes in handy, giving you real-time view of your grocery spend.

Remember, convenience has a cost. Driving to multiple stores might save a few dollars, but think about fuel and your time. Online shopping is easy but may have delivery fees. The goal is to find the sweet spot between saving money and saving time, making your grocery budget work harder without added stress.

Frequently Asked Questions (FAQ)

Which Australian supermarket chain is generally considered the cheapest for a standard grocery shop?

Aldi is usually the cheapest for a standard grocery shop, especially if you buy pantry staples and home-brand items. For a typical basket, their everyday prices are often lower than Coles or Woolworths. But Coles and Woolworths can be cheaper on some items during weekly sales.

How do grocery prices in Australia vary geographically by state or major city?

Grocery prices in Australia can differ a little by state or city, though big chains like Coles and Woolworths keep prices fairly consistent. Local competition, transport costs, and supply chains may cause small price changes. For example, remote areas might have slightly higher prices due to delivery costs. Still, each chain's core pricing stays the same nationwide.

What impact do weekly specials and discount cycles have on competitive pricing strategies for Australian retailers?

Weekly specials and sales have a big impact on how stores price items. Coles and Woolworths use these deals to draw in shoppers, boost store visits, and compete with each other and Aldi. These cycles make prices shift weekly. The cheapest store for one item can change every week. They also hope you'll buy other full-price items while shopping.

What is the potential weekly savings for Australian consumers who actively compare grocery prices?

Australian shoppers who compare prices can save $20-$50 or more each week on groceries. How much you save depends on your basket size, habits, and how well you use specials and tools like Grocero. Over a year, this adds up to hundreds or even thousands of dollars.

Does online grocery shopping offer better overall value or cost savings for Australians?

Online grocery shopping can give better value and savings for some Australians, but not always. It helps cut impulse buys and saves time and fuel. But delivery fees or minimum spends might cancel out the savings. For those who overspend in stores, online shopping can help stick to a budget. Just check the total cost, including fees.

Why do many Australian consumers continue shopping at major chains even if an alternative is cheaper?

Many Australians still shop at Coles and Woolworths, even if Aldi is cheaper, for several reasons:

Wider product range: They stock more national brands and specialty goods that Aldi doesn't carry.
Convenience: More store locations, longer hours, and strong online options.
Loyalty programs: You can earn points and get custom discounts via Flybuys or Everyday Rewards.
Familiarity and habit: Shoppers know the layout and trust what's in stock.
Full-service departments: In-store delis, butchers, and bakeries offer services discount stores lack.

What are the most effective strategies Australian consumers can adopt to significantly reduce their overall grocery expenditure?

The best ways to cut grocery costs include:

Meal planning: Plan meals to make a clear shopping list.
Price comparison: Use a tool like Grocero to check prices across stores, including sales.
Buy home brands: Choose store-brand items, especially at Aldi, for good quality at lower prices.
Shop specials wisely: Only buy sale items you need. Stock up on non-perishables when prices are lowest.
Avoid impulse buys: Stick to your list and skip extra aisles.
Reduce food waste: Cook proper portions and use leftovers.
Shop at multiple stores: Hit Aldi for basics, then Coles or Woolworths for key specials.

What competitive advantages beyond price do large Australian supermarket chains offer customers?

Beyond price, big chains like Coles and Woolworths offer real benefits:

Large product range: Thousands of items, including many national and global brands.
Full-service departments: In-store delis, butchers, bakeries, and sometimes pharmacies.
Convenience and access: Many stores, long hours, and full online shopping with delivery or pickup.
Loyalty programs: Reward schemes with points, deals, and custom offers.
Customer service: More staff to help and more in-store services.
Freshness focus: Strong attention to fresh produce and meat quality.

The Bottom Line

There's no single "cheapest supermarket" that wins every time for every shopper. But here's the honest answer: Aldi is cheapest for most standard grocery baskets, especially if you're buying pantry staples and don't mind home brands. For everything else — specific brands, fresh produce, or the convenience of online shopping — Coles and Woolworths are competitive, especially when you hit their weekly specials right.

The smartest move? Don't pick one store and stick to it out of habit. Use Grocero to check prices before you shop. It's free, takes thirty seconds, and can easily save you $20–$50 a week. That's real money — over $1,000 a year — just for being a little more deliberate about where you put your groceries in the trolley.