CoW Swap vs MEV Blocker

Which is better in 2026? We compare CoW Swap and MEV Blocker side by side — pricing, features, pros & cons — so you can choose the right Private Swaps tool.

🏆 CoW Swap has the higher rating (4.5/5)

🏆 Higher Rated

CoW Swap

★4.5

MEV-protected DEX aggregator using batch auctions to find the best prices. Trades are settled peer-to-peer when possible, protecting users from sandwich attacks.

PricingFree

CategoryPrivate Swaps

Rating4.5/5

Visit CoW Swap →Full profile CoW Swap alternatives →

MEV Blocker

★4.3

Free RPC endpoint by CoW Protocol that protects Ethereum transactions from frontrunning and sandwich attacks. Users get rebates from backrunning.

PricingFree

CategoryPrivate Swaps

Rating4.3/5

Visit MEV Blocker →Full profile MEV Blocker alternatives →

Feature Comparison

Feature	CoW Swap	MEV Blocker
MEV protection	✓	—
Batch auction settlement	✓	—
Peer-to-peer matching	✓	—
Gasless trading	✓	—
Limit orders	✓	—
TWAP orders	✓	—
Frontrunning protection	—	✓
Sandwich attack protection	—	✓
Backrun rebates	—	✓
Easy RPC setup	—	✓
Works with any wallet	—	✓

Pricing Comparison

CoW Swap

Free

Completely free to use with no paid tiers.

View pricing →

MEV Blocker

Free

Completely free to use with no paid tiers.

View pricing →

Pros & Cons

CoW Swap

👍 Pros

+Best MEV protection
+Gasless trades
+Often better prices than direct DEX
+Transparent solver competition

👎 Cons

−Ethereum/Gnosis only
−Slower than direct swaps
−Small trades may not benefit as much

MEV Blocker

👍 Pros

+Free to use
+Rebates from backrunning
+Simple RPC swap in wallet
+Broad wallet compatibility

👎 Cons

−Ethereum only
−Slight delay on transactions
−Rebates vary

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