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Online Grocery Shopping vs In-Store — Which Is Actually Cheaper?

29 May 2026 · by Nipitphand · 4 min read

Ordering groceries through Lotus's, BigC, Tops, or Makro apps is incredibly convenient. But is it actually cheaper than going to the store yourself? The honest answer is: it depends on what you are buying. Both channels have categories where they win — and understanding which is which saves you real money.

With same-day and even one-hour grocery delivery now widely available in Thailand's major cities, online grocery shopping has shifted from a novelty to a genuine routine for millions of households. But convenience and cost-effectiveness are not the same thing, and the price difference between channels can be significant depending on the product category and the timing of your order.

The Real Advantages of Online Grocery Shopping

Online grocery shopping has several measurable advantages over in-store:

The Real Disadvantages of Online Grocery Shopping

But there are genuine drawbacks that affect the true cost:

Price Comparison: 5 Common Items Online vs In-Store

Approximate prices based on survey data (prices vary with promotions and timing):

ItemIn-Store PriceOnline PriceBetter Channel
UHT Milk 1L (case of 12)~280 baht~260 bahtOnline (case discounts common)
Fresh vegetables (cabbage, per kg)~25 baht~30–35 bahtIn-store (can select freshness)
White rice 5 kg bag~140 baht~135 bahtSimilar — check with codes
Fabric softener 1.2L~89 baht~79 baht (with code)Online (if voucher applies)
Fresh pork (per kg)~90 baht~95–100 bahtIn-store (fresher, selectable)

The pattern is clear: dry goods and household products tend to be equal or cheaper online — especially with promo codes and case-quantity discounts. Fresh produce and raw meat remain better in-store, both for price and quality control.

What to Buy Online vs In-Store

Buy online for better value:

Buy in-store for better value:

Tips to Save More When Shopping Online

If you shop online, use these strategies to get the best prices:

  1. Bundle orders with family or neighbours: Share delivery costs and hit minimum spend thresholds more easily
  2. Claim first-time user discounts: Most Thai grocery apps offer 50–100 baht off your first order — use them
  3. Follow flash sales: Lotus's and BigC run morning and late-night flash sales with 20–40% discounts on rotating products
  4. Use cashback through credit cards or e-wallets: Stack an additional 3–5% saving on top of any app discounts
  5. Buy dry goods ahead of need: Plan bulk online purchases of staples when good promotions appear, rather than panic-buying at full price

The smartest strategy combines both channels: order dry goods and household products online when promotions are running, and buy fresh produce and meat in-store where you control quality. This hybrid approach consistently outperforms using either channel exclusively.

Wherever You Shop — Always Compare Unit Prices First

Online or in-store, the unit price tells the truth. Use DealCheck to calculate the true cost per unit in under 10 seconds.

🔍 Open DealCheck