Choosing a withdrawal network is one of those decisions traders make dozens of times a week, often without thinking. That's a mistake: the wrong choice can cost anywhere from $5 to $50 on a single transfer, or turn a 15-minute withdrawal into a 2-hour wait. For arbitrageurs, this is critical — every minute and every dollar of fees directly impacts profit.
This article covers a complete network comparison: fees, speed, exchange support, and practical recommendations for each major coin.
Why Network Choice Matters So Much
Most cryptocurrencies exist on multiple blockchains simultaneously. USDT, for example, runs on Ethereum (ERC20), TRON (TRC20), BSC (BEP20), Solana, Polygon, Arbitrum, Avalanche, and a dozen more networks. The token is the same — but transfer fees and confirmation speeds differ by orders of magnitude.
Concrete example — sending 1,000 USDT:
| Network | Fee | Speed | Share of amount |
|---|---|---|---|
| Ethereum (ERC20) | $5–25 | 1–5 min | 0.5–2.5% |
| TRON (TRC20) | $1 | 1–2 min | 0.1% |
| BSC (BEP20) | $0.30–0.80 | 30 sec–1 min | 0.03–0.08% |
| Solana | $0.01 | 1–5 sec | 0.001% |
| Arbitrum | $0.10–0.50 | 1–3 min | 0.01–0.05% |
| Polygon | $0.01–0.05 | 30 sec–1 min | 0.001–0.005% |
| Avalanche (C-Chain) | $0.10–0.50 | 1–3 sec | 0.01–0.05% |
On a $3,000 arbitrage trade, the difference between ERC20 ($15) and TRC20 ($1) is $14 that comes directly off your profit. Over 20 trades per month — $280 difference purely from network selection.
Network-by-Network Breakdown
Ethereum (ERC20)
Type: Ethereum mainnet
Fee: $5–50 (depends on network congestion and gas price)
Speed: 1–15 minutes (12 sec/block, 2–3 confirmations)
Exchange support: ✅ all major exchanges
When to use:
- When no other option exists (coin only available on ERC20)
- For very large transfers ($50,000+) where the flat fee is insignificant
- For transfers to non-custodial wallets requiring maximum security
When NOT to use:
- For USDT, ETH, USDC when cheaper alternatives are available
- For small and medium amounts (under $10,000)
- During high congestion periods (gas price above 30 gwei)
Check current gas: etherscan.io/gastracker
TRON (TRC20)
Type: TRON blockchain
Fee: $1 flat (on most exchanges)
Speed: 1–3 minutes (3 sec/block, 20–30 confirmations)
Exchange support: ✅ virtually all exchanges
Best for: USDT, USDC transfers between exchanges
TRC20 is the most widely used standard for USDT transfers between exchanges. Exchanges have long optimized TRC20 processing — deposits are typically fast and predictable.
Limitations:
- $1 flat fee — on very small transfers (under $100) this is proportionally significant
- Not suitable for ETH, BTC, SOL — only for USDT/USDC and other TRC20 tokens
- Some exchanges restrict TRC20 withdrawals for new accounts
BSC / BNB Smart Chain (BEP20)
Type: Binance Smart Chain
Fee: $0.10–0.50
Speed: 15–60 seconds (3 sec/block, 5–15 confirmations)
Exchange support: ✅ most major exchanges
Best for: BNB, BUSD, BSC versions of USDT/USDC, PancakeSwap tokens
BEP20 is an optimal price/speed balance for BSC tokens. Cheaper than TRC20 and significantly faster.
Limitations:
- Not all exchanges support BEP20 for every token — verify first
- BNB required for gas in BSC network — keep a small reserve
- For ETH on BEP20: this is "wrapped" ETH, not native — verify the receiving exchange accepts BEP20 ETH
Solana
Type: Solana high-performance blockchain
Fee: $0.001–0.01
Speed: 1–5 seconds (400ms/block, ~20 confirmations)
Exchange support: ✅ Binance, Bybit, OKX, KuCoin — yes; smaller exchanges — verify
Best for: SOL, USDT/USDC on Solana, Solana-native tokens
Solana is the fastest among mainstream networks. The $0.001 fee makes it the absolute leader in cost efficiency. For arbitrageurs, this means near-zero transfer costs when moving SOL between exchanges.
Limitations:
- During high network load, Solana occasionally experiences delays (historically has had outages)
- Not all exchanges support SOL-network USDT deposits — verify before withdrawing
- For Solana tokens: exchange support is limited to major listed tokens
Arbitrum (ARB, Arbitrum One)
Type: Ethereum Layer 2
Fee: $0.05–0.50
Speed: 1–3 minutes
Exchange support: ✅ Binance, Bybit, OKX — yes; smaller exchanges — verify
Best for: ETH, USDT/USDC transfers when Ethereum ecosystem compatibility is needed but mainnet fees are unacceptable
Arbitrum is the best network for ETH transfers between exchanges. Ten to a hundred times cheaper than Ethereum mainnet with full EVM compatibility.
Limitations:
- Exchange support is broader than Optimism but not universal
- Withdrawal time back to Ethereum mainnet: ~7 days (irrelevant for exchange-to-exchange)
- ETH still required for gas even on L2
Optimism (OP)
Type: Ethereum Layer 2
Fee: $0.05–0.30
Speed: 1–3 minutes
Exchange support: ✅ Binance, Bybit, OKX — yes
Very similar to Arbitrum in parameters. Choosing between them is mostly a question of which your specific exchange pair supports.
Polygon (MATIC / POL)
Type: Ethereum sidechain / Layer 2
Fee: $0.01–0.05
Speed: 30 seconds–2 minutes
Exchange support: ✅ most major exchanges
Best for: USDT/USDC, MATIC, Polygon tokens
Polygon fills the gap between TRC20 and Arbitrum: cheaper than TRC20, broad exchange support.
Base (Coinbase L2)
Type: Ethereum Layer 2 by Coinbase
Fee: $0.01–0.10
Speed: 1–2 minutes
Exchange support: ⚠️ growing, but not all exchanges yet
Relatively new network gaining adoption quickly. Monitor exchange support additions.
Bitcoin (BTC native)
Type: Bitcoin mainnet
Fee: $1–10 (depends on mempool congestion)
Speed: 10–60 minutes (10 min/block, 1–3 confirmations)
Exchange support: ✅ all
No L2 alternative exists for BTC transfers between CEX exchanges — Lightning Network is theoretically available but rarely supported for exchange deposits/withdrawals.
Recommendation: for BTC arbitrage, balance arbitrage (no transfers) is strongly preferred over transfer-based arbitrage to avoid 30–60 minute waits.
Quick Reference: Which Network for Each Coin
| Coin | Best network | Backup | Avoid |
|---|---|---|---|
| USDT | TRC20 ($1) or Solana ($0.01) | BEP20, Polygon | ERC20 |
| USDC | Solana ($0.01) or Polygon | Arbitrum | ERC20 |
| ETH | Arbitrum ($0.10–0.50) | Optimism | ERC20 mainnet |
| BNB | BSC/BEP20 ($0.10) | — | ERC20 |
| SOL | Solana ($0.001) | — | — |
| BTC | Bitcoin native | — | — |
| MATIC/POL | Polygon ($0.01) | — | ERC20 |
| XRP | XRP Ledger ($0.001) | — | — |
| ADA | Cardano ($0.17) | — | — |
| AVAX | Avalanche C-Chain ($0.10) | — | — |
| LINK | Arbitrum or Polygon | BEP20 | ERC20 |
How to Verify Network Support on an Exchange
Before every withdrawal — a 30-second check:
- Go to the Withdraw section on the sending exchange
- Select the coin
- Review the available networks and their status (✅ available / ⚠️ maintenance)
- Go to the Deposit section on the receiving exchange
- Select the same coin and confirm the target network is accepted
- Compare addresses — they should match the format expected for your chosen network
Never send a coin to an address on an incompatible network. For example, an ETH address (starts with 0x) and a TRON address (starts with T) are fundamentally different. Sending ETH to a TRC20 address will result in permanent loss of funds.
How SpreadScan Helps With Network Selection
SpreadScan displays in real time:
- Network withdrawal availability on each exchange
- Current withdrawal fees by network
- Maintenance status
This lets you see before a trade which networks are available on both exchanges and what the transfer actually costs — without switching between browser tabs.
Common Network Selection Mistakes
Mistake 1: Sending ERC20 instead of TRC20 (or vice versa) USDT addresses on ERC20 and TRC20 look different, but it's not always obvious. Always verify the address format and selected network in the exchange interface.
Mistake 2: Not checking the receiving exchange network status Withdrawal is available on the sending exchange, but deposit is suspended on the receiving side. Funds are stuck until service resumes.
Mistake 3: Using an expensive network out of habit Many traders withdraw USDT via ERC20 for years simply because "that's how they started." Switching to TRC20 or Solana saves $10–20 per transfer.
Mistake 4: Not keeping gas in the right network Arbitrum transactions require ETH. BSC requires BNB. Polygon requires MATIC. No gas = transaction fails. Keep a small gas reserve for each network you use.
Mistake 5: Ignoring minimum withdrawal amounts Every network has a minimum withdrawal. On some exchanges, withdrawing 50 USDT via Arbitrum isn't available — the minimum might be $100 or $200. Check before initiating.
Conclusion
Network selection is a skill that develops quickly and saves meaningful money over time. Core rules:
- USDT between exchanges: TRC20 ($1) or Solana ($0.01)
- ETH between exchanges: Arbitrum ($0.10–0.50)
- SOL: Solana only ($0.001)
- Always verify: network status on both exchanges before withdrawing
Check network status in SpreadScan →
This article is for educational purposes only. Fees and confirmation times are accurate at the time of writing and subject to change.
Frequently Asked Questions
What's better for USDT — TRC20 or ERC20? TRC20 in most cases: $1 fee versus $5–25 for ERC20. ERC20 is justified only for very large amounts or when the receiving party only supports ERC20.
Can you lose money from choosing the wrong network? Yes. Sending a coin via an unsupported network can result in permanent loss or a lengthy recovery process. Always verify network compatibility on both sides before sending.
Why are Ethereum network fees so high? Ethereum mainnet is the most congested blockchain. Gas fees are determined by competition for block space. This is exactly why L2 solutions (Arbitrum, Optimism) were created — they process transactions cheaper by batching them.
How do I check current Ethereum network congestion? Etherscan Gas Tracker (etherscan.io/gastracker) shows live gas prices. Under 15 gwei — cheap. 15–30 gwei — normal. Above 50 gwei — expensive, consider waiting or using L2.
Which network is the fastest? Solana — transactions in 1–5 seconds. Avalanche — 1–3 seconds. BSC — 15–30 seconds. For transfer-based arbitrage, Solana pairs (SOL, SOL-USDT) offer the best execution time.
What to do if a withdrawal is stuck? Check transaction status in the blockchain explorer (Etherscan, Tronscan, Solscan). If "pending" for a long time — on Ethereum you can speed it up with "speed up" in MetaMask. If the deposit isn't arriving on the exchange — contact support with the transaction hash.