MEV Blocker vs CoW Swap

Which is better in 2026? We compare MEV Blocker and CoW Swap 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)

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 →

🏆 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 →

Feature Comparison

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

Pricing Comparison

MEV Blocker

Free

Completely free to use with no paid tiers.

View pricing →

CoW Swap

Free

Completely free to use with no paid tiers.

View pricing →

Pros & Cons

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

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

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