Best Payment Gateways for Small Online Stores: 5 Options Compared

Choosing a payment gateway shouldn't take you more than 30 minutes. But most new store owners spend days researching because every provider looks the same at first glance. They're not.

Here's an honest, opinionated comparison of the 5 best payment gateways for small online stores — with real fee breakdowns and clear recommendations.

The quick comparison table

| Feature | Stripe | PayPal | Square | Shopify Payments | Razorpay | |---|---|---|---|---|---| | Transaction fee | 2.9% + $0.30 | 3.49% + $0.49 | 2.9% + $0.30 | 2.9% + $0.30 | 2% (India) | | Monthly fee | $0 | $0 | $0 | $0 (included with Shopify) | $0 | | Payout speed | 2 business days | Instant to PayPal balance | 1-2 business days | 2-3 business days | 2-3 business days | | Global availability | 47 countries | 200+ countries | 8 countries | 23 countries | India only | | Setup difficulty | Medium | Easy | Easy | Easiest (Shopify users) | Easy | | Best for | Developer-friendly stores | International customers | Omnichannel | Shopify stores | Indian market |

1. Stripe — Best for most online stores

Fees: 2.9% + $0.30 per transaction. No monthly fee. Additional 1% for international cards. 0.8% cap for ACH payments.

Why it's great: Stripe is the gold standard for online payments. It supports 135+ currencies, handles subscriptions and recurring billing natively, and has the best developer documentation on the planet. If you ever need to customize your checkout or build something complex, Stripe can do it.

The honest caveat: Stripe's dashboard and setup are more technical than PayPal or Square. If you've never integrated a payment processor before, expect 30-60 minutes of setup. Not hard, but not as instant as competitors.

Payout speed: 2 business days standard. Instant payouts available for 1% of the payout amount (minimum $0.50).

Best for: Stores on WooCommerce, custom platforms, or any store that might need advanced payment features down the road.

2. PayPal — Best for customer trust and global reach

Fees: 3.49% + $0.49 per transaction (PayPal Checkout). PayPal Commerce Platform: 2.99% + $0.49. Additional fees for currency conversion.

Why it's great: 400 million people have PayPal accounts, and many of them prefer paying with PayPal because they don't have to enter their credit card on your site. Having PayPal as a checkout option increases conversion by 5-12% for stores targeting customers aged 35+.

The honest caveat: PayPal's fees are the highest on this list. That 3.49% + $0.49 adds up fast. On a $50 order, you're paying $2.24 to PayPal — compared to $1.75 with Stripe. Over 1,000 orders, that's a $490 difference.

Payout speed: Instant to your PayPal balance. Transfer to bank takes 1-3 business days, or instant for $0.25.

Best for: Stores with international customers, older demographics, or as a secondary payment option alongside Stripe.

3. Square — Best for stores with physical + online sales

Fees: 2.9% + $0.30 per online transaction. 2.6% + $0.10 for in-person tap/dip. No monthly fee.

Why it's great: If you sell at markets, pop-ups, or a physical location AND online, Square unifies everything. One dashboard, one inventory system, one set of reports. The Square POS hardware is excellent and starts free (you pay for transactions only).

The honest caveat: Square's online store builder is basic compared to Shopify. It works for simple stores with fewer than 50 products, but you'll feel limited if your catalog grows. The free online store also includes Square branding.

Payout speed: 1-2 business days standard. Instant transfers available for 1.75%.

Best for: Businesses that sell both in-person and online, or anyone who does markets/pop-ups.

4. Shopify Payments — Best for Shopify stores (obviously)

Fees: 2.9% + $0.30 on Basic plan. 2.7% + $0.30 on Shopify plan. 2.5% + $0.30 on Advanced. No additional transaction fees (unlike using third-party gateways on Shopify).

Why it's great: If you're on Shopify, this is a no-brainer. Using Shopify Payments eliminates the extra 2% transaction fee that Shopify charges for third-party gateways. It also enables Shop Pay, which increases checkout conversion by up to 50% for returning customers.

The honest caveat: Shopify Payments is powered by Stripe behind the scenes, but with less flexibility. You can't customize the payment experience as much, and some high-risk industries are excluded. Also, it's only available in 23 countries.

Payout speed: 2-3 business days. No instant payout option.

Best for: Anyone already on Shopify. Don't even consider alternatives unless Shopify Payments isn't available in your country.

5. Razorpay — Best for Indian businesses

Fees: 2% per transaction for domestic payments. 3% for international. No monthly fee. No setup fee.

Why it's great: Razorpay is purpose-built for the Indian market. It supports UPI, net banking, wallets, EMI, and all Indian payment methods. The dashboard is clean, the API is solid, and onboarding takes about 2 hours. For Indian sellers, the 2% domestic fee is significantly cheaper than international competitors.

The honest caveat: Only works for Indian businesses. If you're selling from the US, Europe, or anywhere outside India, Razorpay isn't an option. International payment acceptance exists but with limited currency support.

Payout speed: 2-3 business days. Same-day settlements available on higher-tier plans.

Best for: Any e-commerce business based in India selling domestically or internationally.

The fees math: what you're actually paying

Let's compare real costs on $10,000 in monthly revenue at a $50 average order value (200 transactions):

| Gateway | Per-Transaction Fee | Monthly Cost on $10K | |---|---|---| | Stripe | 2.9% + $0.30 | $350 | | PayPal | 3.49% + $0.49 | $447 | | Square | 2.9% + $0.30 | $350 | | Shopify Payments (Basic) | 2.9% + $0.30 | $350 | | Razorpay (domestic) | 2% flat | $200 |

PayPal costs you $97 more per month than Stripe or Square at this volume. That's $1,164/year — real money for a small business.

My recommendation

If you're on Shopify: Use Shopify Payments. Period. The zero extra transaction fee and Shop Pay integration make it the obvious choice. Add PayPal as a secondary option for customers who prefer it.

If you're on WooCommerce or a custom platform: Use Stripe as your primary gateway. Add PayPal as a secondary option. This gives you the best fees plus the trust factor of PayPal.

If you sell in-person and online: Use Square. The unified inventory and reporting across channels is worth the trade-off of a simpler online store.

If you're in India: Use Razorpay. It's cheaper and supports every Indian payment method. Add PayPal for international orders.

General rule: Offer at least 2 payment methods. Your primary gateway handles credit/debit cards, and a secondary option (PayPal, Apple Pay, Google Pay) catches everyone else. Stores with 2+ payment options convert 12-15% better than stores with only one.

What to do next

Pick your payment gateway today and set it up. Most take 15-60 minutes. Don't let payment processing be the reason you delay your launch.

Our payment provider guide walks through the full setup process. Check out Stripe, PayPal, and Square for detailed integration guides.

Ready to build your complete store? Start the free 26-step course — payment setup is step 11, and you'll be collecting payments by the end of the day.