TaxJar vs Avalara: Which Sales Tax Tool Is Better?
Once you have economic nexus in 3+ states, manual sales tax filing becomes untenable. Different rates, different rules, different deadlines. It's a compliance nightmare. TaxJar and Avalara both automate calculation, collection, and filing.
TaxJar is simpler and cheaper, starting at $19/month with auto-filing included. Avalara is deeper and more expensive, built for businesses with complex product taxability or international sales.
Here's a detailed comparison for e-commerce sellers, with real pricing for a 12-state Shopify business.
The Quick Comparison
| TaxJar | Avalara (AvaTax) | |
|---|---|---|
| Best for | Small to mid-size e-commerce | Businesses of any size, esp. complex |
| Starting price | $19/mo (Starter) | ~$50–$100/mo (requires quote) |
| Pricing model | Published tiers | Custom quotes |
| Sales tax calculation | Yes | Yes |
| Auto-filing | Yes (all plans) | Yes (add-on for some plans) |
| Nexus tracking | Yes | Yes |
| Integrations | Shopify, Amazon, WooCommerce, etc. | Shopify, Amazon, NetSuite, SAP, etc. |
| Product taxability rules | Good | Excellent (deeper library) |
| Setup complexity | Easy (15–30 min) | Moderate (may need rep) |
| Support | Email + chat | Phone + dedicated rep (higher tiers) |
TaxJar: Simple, Affordable, E-Commerce Focused
TaxJar was built specifically for online sellers. Sophie connected her Shopify store in 10 minutes. TaxJar automatically calculates the correct sales tax rate for every order based on the customer's exact address, including city and county rates, which vary wildly (especially in states like Colorado and Louisiana).
The killer feature: auto-filing. TaxJar files Sophie's sales tax returns in all 12 states automatically. No logging into each state's website, no filling out forms, no remembering deadlines. It just happens.
Sophie's on the Starter plan at $19/month. It covers up to $25K in monthly revenue and includes auto-filing for up to 5 states. She'll need the Professional plan ($99/month) to cover all 12 states, but even that is cheaper than hiring a bookkeeper to do it manually.
Avalara: Enterprise-Grade Compliance
Avalara is the larger, more established player. It handles sales tax, VAT, excise tax, customs duties, and more. If TaxJar is a sports car, Avalara is a semi truck. it can haul anything, but it's heavier.
Avalara's strength is its tax content library. It has pre-built rules for thousands of product categories, which matters if you sell items with complex taxability (clothing is taxed differently in some states, food has different rules, software has different rules). For Sophie's candles, this depth isn't necessary. For a business selling mixed product types across 40+ states, it's essential.
Avalara doesn't publish pricing. Sophie had to request a demo and wait for a quote. The estimate came back around $75/month for basic tax calculation, plus an additional fee for auto-filing. Total: roughly $150–$200/month for comparable functionality to TaxJar's $99 plan.
Pricing Comparison for Sophie's Business
| TaxJar | Avalara | |
|---|---|---|
| Monthly revenue | $15,000–$25,000 | $15,000–$25,000 |
| States with nexus | 12 | 12 |
| Tax calculation | Included | ~$75/mo |
| Auto-filing (12 states) | Included (Professional) | ~$75–$125/mo add-on |
| Total monthly cost | $99 | ~$150–$200 |
| Setup | Self-service, 15 min | Rep-assisted, 1–2 days |
When Avalara Is the Better Choice
- Complex product taxability: Clothing, food, software, SaaS, digital goods. Avalara's rules engine handles edge cases better.
- ERP integration: If you use NetSuite, SAP, or Oracle, Avalara has native integrations. TaxJar doesn't.
- International sales: Avalara handles VAT, GST, and customs. TaxJar is U.S.-only.
- High volume: Businesses processing 50K+ transactions/month may get better per-transaction pricing with Avalara.
Sophie's Decision
She went with TaxJar. For a Shopify candle business in 12 states, TaxJar does everything she needs at half the price. Setup took 15 minutes. Her first auto-filed return went out without her lifting a finger.
She'll reconsider Avalara if she expands to international sales or adds product categories with complex tax rules. For now, TaxJar is the right fit.
Frequently Asked Questions
Is TaxJar or Avalara cheaper?
TaxJar is typically cheaper for small e-commerce businesses. Published pricing starts at $19/month. Avalara requires a custom quote and is usually $150–$200+/month for comparable features.
Do I need sales tax software?
If you have nexus in 3+ states, manual filing becomes time-consuming and error-prone. At 5+ states, automation pays for itself in time savings alone.
Does Shopify have built-in sales tax?
Shopify calculates and collects sales tax, but it does NOT file returns for you. You need TaxJar, Avalara, or a similar service to handle the filing.