Introduction

Bitcoin miners typically receive mining revenue in BTC, whether through pool payouts or direct block rewards. Most operating costs, however, are denominated in fiat currency or stablecoins: electricity, hosting fees, equipment repairs, and payroll rarely accept BTC directly. This mismatch between BTC-denominated income and fiat- or stablecoin-denominated expenses creates a recurring liquidity question for mining operations of every size.

Two tools address this gap. A miner can sell BTC outright to generate immediate cash or stablecoin proceeds, or borrow against BTC as collateral to receive stablecoin liquidity while retaining the underlying asset. Neither approach is inherently superior; each carries a distinct set of trade-offs in exposure, cost, and risk. This article compares the two mechanisms and outlines the factors relevant to choosing between them, using ViaBTC's Collateral-Pledged Loans service as a reference for how BTC-backed borrowing is structured in practice.

This article is for general educational purposes and does not constitute investment, legal, tax, or financial advice.

Selling BTC: What It Solves

Selling BTC converts a defined quantity of the asset into immediate liquidity. The amount required for a given expense depends on the net price realized at execution, after accounting for any trading or withdrawal costs:

BTC sold = Required stablecoin or fiat amount ÷ Net realized BTC price

Once the sale settles, the miner holds cash or stablecoins with no further obligations tied to that BTC. There is no interest expense, no loan-to-value (LTV) ratio to monitor, and no risk of forced liquidation on the coins sold. The trade-off is straightforward: the miner permanently forgoes any future price movement, upward or downward, on the BTC that was sold. Tax treatment of a sale depends on jurisdiction and the miner's accounting structure; operators should consult qualified local professionals rather than relying on generalized guidance.

Riot Platforms illustrates this approach in practice. The company reported selling 475 BTC for net proceeds of $38.8 million in April 2025, providing funds for ongoing growth and operations without creating a debt obligation or collateral requirement through the sale itself (Riot Platforms, April 2025 operations update).

Borrowing Against BTC: What It Changes

A BTC-collateralized loan allows a miner to pledge BTC and receive loan proceeds, typically in a stablecoin such as USDT, without selling the pledged coins. The miner retains price exposure to the collateral for as long as it remains pledged, but this comes with new obligations: interest accrual, an LTV ratio that must be monitored, and the possibility of a margin call or forced liquidation if collateral value falls or debt rises beyond platform-defined thresholds.

Under ViaBTC's documented Collateral-Pledged Loans structure, collateral value and current LTV are calculated as follows:

Collateral Value = Collateral Amount × Coin Price × Discount Rate

Current LTV = Total Debt ÷ Collateral Value × 100%

Here, total debt includes outstanding principal plus accrued interest. Interest accrues daily using simple interest:

Daily Interest = Outstanding Principal × (APR ÷ 365)

Under ViaBTC's current rules, partial days count as full days, and interest begins accruing from loan issuance (ViaBTC, Introduction to Collateral-Pledged Loans). These formulas describe ViaBTC's specific product logic; other lending platforms may use different valuation sources, collateral discounts, interest conventions, or liquidation procedures, so they should not be treated as a universal industry formula.

A critical distinction is that current LTV can rise even if the borrower takes no action, because accrued interest increases total debt while collateral value can independently fall if the pledged asset's price declines. If current LTV reaches the platform's liquidation threshold, collateral may be automatically sold to repay the debt, under the applicable platform rules. Selling ends both upside and downside exposure on the BTC sold. Borrowing retains that price exposure while adding interest costs, potential requirements to add collateral, and forced-liquidation risk.

Public mining companies have used BTC-backed credit as part of broader treasury management rather than as a substitute for all BTC sales. CleanSpark expanded a BTC-backed credit facility with Coinbase Prime to up to $200 million in April 2025, while announcing it would begin using part of its monthly BTC production for operating expenditures and repayment under the facility (CleanSpark, April 2025 SEC filing). This example shows that borrowing and selling can be complementary rather than mutually exclusive.

Side-by-Side Comparison

Questions to Review Before Choosing Either Route

The relevant decision is not whether BTC may appreciate, but whether the operation can meet a defined liquidity need and, in the case of borrowing, service the resulting obligation under realistic conditions. Considerations may include:

1. What specific expense needs funding, and by what date?
2. Is the liquidity need temporary, recurring, or tied to a larger capital expenditure?
3. If borrowing, what is the intended source of repayment, and is it independent of BTC price appreciation?
4. Can the operation continue servicing interest if BTC price declines, network difficulty rises, or uptime falls?
5. How much BTC, if any, is already pledged as collateral elsewhere?
6. What are the platform's current APR, collateral discount rate, margin-call threshold, and liquidation terms?
7. Would selling a defined amount of BTC meet the need without creating a debt obligation?
8. What custody, counterparty, and jurisdictional considerations apply to the platform being used?

These are factors to review rather than fixed rules, since loan terms, discount rates, and liquidation conditions vary by platform and can change over time.

How ViaBTC Collateral-Pledged Loans Work

ViaBTC's Collateral-Pledged Loans service is designed to provide USDT liquidity to miners facing expenses such as electricity and equipment maintenance, without requiring an immediate sale of BTC holdings. Under current documentation, BTC, BCH, LTC, and DOGE are supported as collateral assets, and USDT is the supported loan currency. The minimum loan amount is 50 USDT per transaction, and loans carry no fixed maturity date; repayment can be made at any time before forced liquidation, subject to the platform's applicable rules.

Interest accrues daily on a simple-interest basis, and current LTV is recalculated based on the platform's coin price and discount rate. If current LTV reaches the applicable liquidation threshold, ViaBTC's documentation states that collateral may be automatically sold to repay outstanding debt. The official FAQ specifies a 2% liquidation fee. Under the user agreement, borrowers remain liable for any outstanding amounts after liquidation. Users may also enable an Auto Pledge feature, which can transfer eligible assets from a linked mining-account balance into collateral when current LTV reaches the margin-call level defined by the platform; this feature adjusts available collateral under platform rules but does not eliminate liquidation risk.

Under the user agreement, access to the service is subject to identity verification, applicable law, and jurisdictional restrictions. Interest rates, discount rates, and liquidation parameters are set by the platform and may be adjusted under its terms. Readers should review ViaBTC's Collateral-Pledged Loans product page and Introduction to Collateral-Pledged Loans documentation for current parameters before using the service.

Conclusion

Selling BTC converts mined coins into liquidity and permanently ends price exposure on the coins sold; it is operationally simple and free of debt-related risk. A BTC-collateralized loan provides liquidity while preserving exposure to the pledged BTC, but it introduces interest expense, an LTV ratio that requires monitoring, and the possibility of forced liquidation if collateral value falls or debt grows. Public miners have used both methods, sometimes concurrently, as part of broader treasury management rather than treating one as categorically superior. The more relevant question for any individual operation is whether a specific cash-flow need is better met by an outright sale or by taking on a monitored debt obligation that must be serviced under realistic, and potentially adverse, market conditions.

FAQ

Does a BTC-backed loan let a miner avoid selling BTC entirely?

No. A loan can postpone a sale by providing liquidity without an immediate disposal of the pledged BTC, but repayment or a forced liquidation event may still result in BTC being sold at a later point.

Is a lower current LTV always safer?

A lower current LTV generally provides more buffer against price declines or interest accrual before reaching a platform's margin-call or liquidation threshold, but exact thresholds and risk tolerance depend on the platform's current rules and the borrower's own risk assessment.

Can accrued interest increase my current LTV even if BTC price stays flat?

Yes. Under ViaBTC's documented formula, total debt includes accrued interest, so current LTV can rise over time from interest accrual alone, independent of any change in collateral price.

Are ViaBTC's loan terms fixed permanently?

No. ViaBTC's user agreement indicates that interest rates and risk parameters may be adjusted under the platform's rules, so current terms should be verified before borrowing.

Is selling BTC or borrowing against it the better choice for covering electricity costs?

This depends on the specific expense, repayment capacity, and risk tolerance of the operation; the article's comparison framework and the questions listed above are intended to help evaluate this rather than to recommend one method universally.

References

• ViaBTC. Introduction to Collateral-Pledged Loans
• ViaBTC. Collateral-Pledged Loans
• ViaBTC. FAQ of Collateral-Pledged Loans
• ViaBTC. ViaBTC Crypto Loans User Agreement
• CleanSpark, Inc. Form 8-K, April 2025
• Riot Platforms, Inc. April 2025 Production and Operations Update