Amazon FBA Calculator
Calculate Amazon FBA fees, profit margins, and ROI for your products.
Your Profit
$10.22
Profit Analysis
Where Your Revenue Goes
Related Calculators
About This Calculator
The Amazon FBA Calculator helps sellers calculate exact fulfillment fees, referral fees, and profit margins for Fulfillment by Amazon products. With FBA fees increasing by an average of $0.08 per unit starting January 15, 2026 (Amazon Seller Central), accurate fee calculation is more critical than ever for maintaining healthy margins. This calculator incorporates the latest 2026 fee structure including the new price-based fulfillment tiers, updated aged inventory surcharges, and category-specific referral rates. Whether you're a private label seller, retail arbitrage specialist, or wholesale distributor, understanding your true FBA costs is the difference between a profitable business and an expensive hobby—78,621 homes were flipped in Q2 2025, but in e-commerce, over 2 million active FBA sellers compete for the same customers.
Trusted Sources
How to Use the Amazon FBA Calculator
- 1Enter your product's selling price on Amazon (including any shipping charges if merchant-fulfilled comparison).
- 2Select the correct product category to calculate the accurate referral fee percentage (ranges from 8% to 45%).
- 3Input precise product dimensions (length × width × height) and shipping weight to determine the fulfillment fee tier.
- 4Add your landed cost—product cost plus shipping to Amazon's fulfillment center plus any prep/labeling fees.
- 5Estimate monthly units sold to calculate storage costs (higher October-December, lower January-September).
- 6Review the complete fee breakdown: referral fee, FBA fulfillment fee, storage fee, and your net profit margin.
- 7Compare with merchant-fulfilled costs to determine if FBA provides better ROI for your specific product.
2026 FBA Fulfillment Fee Structure (Effective January 15)
Amazon's 2026 fee changes introduce price-based tiers for the first time, making selling price a factor in fulfillment costs (Amazon FBA Fee Changes):
Small Standard Size (Up to 15" × 12" × 0.75", ≤1 lb):
| Price Range | Weight | 2026 Fee | Change |
|---|---|---|---|
| Under $10 | 4 oz or less | $2.94 | +$0.12 |
| Under $10 | 4-8 oz | $3.03 | +$0.12 |
| Under $10 | 8-12 oz | $3.18 | +$0.12 |
| Under $10 | 12-16 oz | $3.51 | +$0.12 |
| $10-$50 | 4 oz or less | $3.31 | +$0.25 |
| $10-$50 | 4-8 oz | $3.40 | +$0.25 |
| $10-$50 | 8-12 oz | $3.55 | +$0.25 |
| $10-$50 | 12-16 oz | $3.88 | +$0.25 |
| Over $50 | 4 oz or less | $3.57 | +$0.51 |
| Over $50 | 4-8 oz | $3.66 | +$0.51 |
| Over $50 | 8-12 oz | $3.81 | +$0.51 |
| Over $50 | 12-16 oz | $4.14 | +$0.51 |
Large Standard Size (Up to 18" × 14" × 8", ≤20 lb):
| Weight | 2026 Fee |
|---|---|
| 4 oz or less | $3.71 |
| 4-8 oz | $3.94 |
| 8-12 oz | $4.33 |
| 12-16 oz | $4.79 |
| 1-1.5 lb | $5.55 |
| 1.5-2 lb | $5.76 |
| 2-2.5 lb | $6.06 |
| 2.5-3 lb | $6.16 |
| 3+ lb | $6.42 + $0.16/half-lb over 3 lb |
Key 2026 Changes:
- New "Small Bulky" and "Large Bulky" tiers replace previous oversize categories
- SIPP (Ships in Product Packaging) discount removed for bulky items
- Extra-Large items see $2.08 average DECREASE in fees
Referral Fees by Category (2026 Unchanged)
Referral fees remain stable in 2026—Amazon's percentage cut from each sale stays the same:
| Category | Referral Fee | Minimum |
|---|---|---|
| Electronics | 8% | $0.30 |
| Computers | 8% | $0.30 |
| Camera & Photo | 8% | $0.30 |
| Video Games | 15% | $0.30 |
| Books | 15% | $0.30 |
| Music/DVD | 15% | $0.30 |
| Toys & Games | 15% | $0.30 |
| Sports & Outdoors | 15% | $0.30 |
| Home & Kitchen | 15% | $0.30 |
| Health & Personal Care | 8-15% | $0.30 |
| Beauty | 8-15% | $0.30 |
| Grocery | 8-15% | $0.30 |
| Clothing & Accessories | 17% | $0.30 |
| Jewelry | 20% (>$250: 5%) | $0.30 |
| Watches | 16% (>$1,500: 3%) | $0.30 |
| Amazon Device Accessories | 45% | $0.30 |
Pro Strategy: The 8% electronics category is one of the lowest referral rates. Sellers often position "tech accessories" products in electronics rather than general categories to save 7% on every sale.
Storage Fees and Aged Inventory Surcharges (2026)
Storage costs punish slow-moving inventory harder in 2026 (Amazon Aged Inventory Surcharges):
Monthly Storage Fees (Per Cubic Foot):
| Period | Standard Size | Oversize |
|---|---|---|
| January-September | $0.87 | $0.56 |
| October-December | $2.40 | $1.40 |
2026 Aged Inventory Surcharge (NEW TIERS):
| Inventory Age | Per Unit | Per Cubic Foot |
|---|---|---|
| 181-270 days | $0.50 | N/A |
| 271-365 days | $1.00 | N/A |
| 365-455 days | $0.30 | $6.90 |
| 455+ days | $0.35 | $7.90 |
The 455+ day tier is NEW in 2026, adding pressure to clear aged inventory faster.
Removal/Disposal Fees (2026):
| Item Size | Removal Fee | Disposal Fee |
|---|---|---|
| Standard (0-0.5 lb) | $0.77 | $0.30 |
| Standard (0.5-1 lb) | $0.93 | $0.46 |
| Standard (1-2 lb) | $1.24 | $0.77 |
| Oversize (0-1 lb) | $1.61 | $0.77 |
| Oversize (1-2 lb) | $2.00 | $1.15 |
Note: Removal fees for lightweight items decreased by $0.20 in 2026—Amazon encouraging timely removals over disposal.
The True Cost of FBA: Hidden Fees Most Sellers Miss
Calculating FBA profitability requires accounting for costs beyond the Amazon fee report:
Inbound Placement Fees (2026 Update): Amazon's inbound placement service fee increases by $0.05 on average for standard-size items. Single inbound defect fee now $0.60 (consolidated from multiple previous charges).
| Placement Option | Standard Size | Large Bulky |
|---|---|---|
| Minimal Shipment Splits | $0.27/unit avg | $1.75/unit |
| Partial Shipment Splits | $0.15/unit avg | $0.98/unit |
| Amazon-Optimized | $0.00 | $0.00 |
Returns Processing (Category-Dependent):
| Category | Return Fee |
|---|---|
| Clothing/Shoes | $3.00-$5.00/unit |
| Jewelry/Watches | $3.00-$5.00/unit |
| All Other | FREE |
Additional Hidden Costs:
- Prep Service: $0.70-$2.00/unit if Amazon preps
- Labeling Service: $0.55/unit if Amazon labels
- Removal Orders: $0.77-$2.00/unit
- Liquidation Program: 5-10 cents on the dollar
- Repackaging: Damaged returns may be repackaged at your expense
Real Example - "Profitable" Product That Isn't:
| Line Item | Amount |
|---|---|
| Selling Price | $24.99 |
| Referral Fee (15%) | -$3.75 |
| FBA Fee | -$5.55 |
| Product Cost | -$8.00 |
| Inbound Shipping | -$1.50 |
| Storage (3 months) | -$0.45 |
| 10% Return Rate | -$2.49 |
| True Net Profit | $3.25 |
| True Margin | 13% |
FBA vs. FBM Profitability Comparison
When does Fulfillment by Merchant (FBM) beat FBA? The math often surprises sellers:
FBA Advantages (Worth the Fee Premium):
- Prime badge: 3-5x higher conversion rates
- Buy Box priority for FBA offers
- Customer service handled by Amazon
- Free returns processing (most categories)
- Multi-channel fulfillment available
FBM Advantages (When Fees Don't Make Sense):
- Heavy/oversized items where FBA fees exceed $15
- Slow-moving inventory (avoid storage fees)
- High-value items where you want quality control
- Customizable/personalized products
- Fragile items requiring special handling
Break-Even Analysis Example:
| Factor | FBA | FBM |
|---|---|---|
| Fulfillment Cost | $5.55 (Amazon) | $4.50 (USPS Priority) |
| Storage (Monthly) | $0.45 | $0 (home/warehouse) |
| Customer Service | $0 | 15 min × $20/hr = $5 |
| Returns Handling | $0 | $3.00 labor |
| Buy Box Win Rate | 90% | 40% |
| Conversion Rate | 15% | 5% |
Verdict: FBA costs more per order but generates 3x the orders. For most products under 3 lbs selling above $15, FBA wins on total profit despite higher per-unit fees.
When FBM Wins:
- Products over $50 with FBA fees exceeding $7
- Very slow sellers (<10 units/month)
- Items requiring assembly or customization
The 3x Sourcing Rule: Updated for 2026 Fee Increases
The classic "sell for 3x your cost" rule needs adjustment for 2026's higher fees:
Original 3x Rule: Sell for at least 3x your landed cost (product + shipping to Amazon).
2026 Adjusted Formula: For items $10-50: Sell for 3.3x landed cost For items under $10: Sell for 3.2x landed cost (lower fee increase) For items over $50: Sell for 3.5x landed cost (highest fee increase)
Example Calculation - $10-50 Product:
| Input | Value |
|---|---|
| Product Cost | $5.00 |
| Shipping to Amazon | $0.75 |
| Prep/Labeling | $0.25 |
| Landed Cost | $6.00 |
| Minimum Sell Price (3.3x) | $19.80 |
At $19.80 sell price:
- Referral Fee (15%): $2.97
- FBA Fee (12 oz): $3.55
- Total Fees: $6.52
- Profit: $19.80 - $6.52 - $6.00 = $7.28
- ROI: 121%
Products Where 3x Doesn't Work:
| Product Type | Why | Alternative |
|---|---|---|
| Heavy items (3+ lb) | FBA fee $7+ | Sell for 4x or FBM |
| Low-price (<$10) | Fee is high % of price | Bundle products |
| High competition | Price pressure | Find unique products |
| Seasonal items | Storage fees | Sell for 2.5x, faster turn |
Amazon FBA Profit Margin Benchmarks by Category
What margins do successful FBA sellers actually achieve? Data from seller surveys and industry reports:
Profit Margin Benchmarks (After All Fees):
| Category | Average Net Margin | Top 10% Margin |
|---|---|---|
| Electronics/Accessories | 12-18% | 25%+ |
| Home & Kitchen | 18-25% | 35%+ |
| Toys & Games | 20-28% | 40%+ |
| Health & Personal Care | 22-30% | 45%+ |
| Beauty | 25-35% | 50%+ |
| Sports & Outdoors | 18-25% | 35%+ |
| Books (Used) | 30-50% | 100%+ |
| Clothing | 15-22% | 35%+ |
Seller Performance Tiers (Jungle Scout):
| Revenue Tier | % of Sellers | Avg. Profit Margin |
|---|---|---|
| <$25K/year | 45% | 10-15% |
| $25K-$100K | 25% | 15-20% |
| $100K-$500K | 18% | 20-25% |
| $500K-$1M | 7% | 22-28% |
| $1M+ | 5% | 25-35% |
Why Margins Increase with Scale:
- Volume discounts from suppliers (20-40% better pricing)
- Lower per-unit shipping to Amazon
- Brand registry protection from hijackers
- Advertising efficiency (lower ACoS)
- Diversified product portfolio reduces risk
Pro Tips
- 💡Use Amazon's exact product size tiers—staying under 15" × 12" × 0.75" and 1 lb keeps you in the cheapest "small standard" fulfillment tier.
- 💡Ship to Amazon during January-September when storage fees are $0.87/cubic foot versus $2.40 in Q4—timing your restocks saves 64% on storage.
- 💡Factor inbound placement fees into your cost calculations—minimal shipment splits add $0.27/unit average versus free Amazon-optimized distribution.
- 💡Check your Inventory Age report weekly and create removal orders before the 181-day surcharge kicks in ($0.50/unit penalty).
- 💡Calculate your "true" landed cost including product, shipping to Amazon, prep service ($0.70-$2), and labeling ($0.55) before pricing.
- 💡Target products with 8% referral fee categories (electronics, computers, cameras) to save 7% versus the standard 15% categories.
- 💡Use Amazon's FBA New Selection program for 10% rebate on FBA fees for your first 100 units of new ASINs.
- 💡Bundle low-priced items (under $10) together to spread the fixed FBA fee across multiple products and improve margin.
- 💡Test FBM for slow-moving products (under 10 units/month)—storage fees compound faster than you expect on low-velocity inventory.
- 💡Negotiate with suppliers using your 2026 fee increase data—show them your margin compression to justify better pricing.
- 💡Track your Inventory Performance Index (IPI) to maintain Prime badge eligibility and avoid storage limits during peak season.
- 💡Use Amazon Brand Analytics if you have Brand Registry - free data worth thousands in market research for product selection.
- 💡Consider Amazon Warehousing and Distribution (AWD) for bulk storage at lower rates, auto-replenishing FBA inventory as needed.
- 💡Monitor your Account Health Dashboard daily - one IP complaint or authenticity issue can suspend your entire account.
- 💡Use Subscribe and Save to increase customer lifetime value - customers ordering monthly provide predictable revenue and better margins.
- 💡Test different main images - A/B testing can increase click-through rates by 20-40%, directly improving both sales and organic ranking.
- 💡Set up automatic removal orders for inventory approaching 180 days to avoid aged inventory surcharges - prevention is cheaper than penalties.
- 💡Use Amazon Vine for new product launches - early reviews significantly impact organic ranking and conversion rates.
- 💡Study your Business Reports daily - understand traffic, conversion rate, and buy box percentage for every ASIN to optimize listings.
- 💡Implement a restock cadence based on velocity - fast movers need 30-day lead times while slow movers should use just-in-time restocking.
- 💡Test A+ Content (formerly Enhanced Brand Content) to increase conversion rates by 5-15% through better product storytelling.
- 💡Use Amazon Attribution to track external marketing ROI - know which Facebook, Google, or TikTok campaigns actually drive Amazon sales.
- 💡Consider Seller Fulfilled Prime (SFP) for oversized items where FBA costs are prohibitive but Prime badge is essential for sales.
- 💡Monitor competitor pricing automatically with repricing tools - staying in the buy box requires real-time price adjustments.
- 💡Track your organic keyword rankings weekly - declining rankings are early warning signs of listing suppression or increased competition.
- 💡Use Parent-Child variations strategically to consolidate reviews and increase listing authority across color/size options.
- 💡Calculate break-even point for each product including PPC costs - some products only become profitable at specific volumes.
- 💡Review your returns data monthly - high return rates trigger listing suppression and indicate product or listing quality issues.
- 💡Set up brand registry to unlock A+ Content, Amazon Attribution, and brand protection tools - essential for serious sellers.
- 💡Consider Multi-Channel Fulfillment (MCF) to use FBA inventory for Shopify, eBay, or Walmart orders with standardized fulfillment.
- 💡Audit your storage fees quarterly by size tier - sometimes right-sizing packaging reduces dimensional weight and storage tier classification.
- 💡Use Manage Your Experiments for A/B testing titles, images, and bullet points to data-drive listing optimization decisions.
- 💡Track your Seller Account Health metrics religiously - Order Defect Rate, Late Shipment Rate, and Valid Tracking Rate all affect account status.
- 💡Plan for Q4 inventory early - storage limits often restrict inbound shipments, and running out of stock during peak season is costly.
- 💡Use the Amazon Seller app to monitor sales, inventory, and customer messages in real-time - quick response times improve seller metrics.
- 💡Consider wholesale arbitrage alongside private label - lower margins but faster cash flow and no product development costs.
- 💡Build a product portfolio across multiple categories to diversify risk - algorithm changes or competition can tank a single product overnight.
- 💡Calculate your inventory turnover ratio (COGS/average inventory) - target 4-8x per year for optimal cash flow and storage fee management.
- 💡Negotiate payment terms with suppliers (Net 30/60/90) to improve cash flow - pay after selling rather than before shipping to Amazon.
- 💡Use product inserts (within Amazon TOS) to build an email list for future product launches outside of Amazon dependency.
- 💡Review your stranded inventory weekly - products stuck without active listings incur storage fees without generating any sales revenue.
Frequently Asked Questions
Amazon FBA fees in 2026 average $0.08 more per unit than 2025. Small standard items ($10-50) pay $3.31-$3.88 for fulfillment plus 8-15% referral fees. A typical $25 product in a 15% referral category with 12 oz weight costs approximately $3.55 FBA + $3.75 referral = $7.30 total Amazon fees, or 29.2% of the selling price.
