Solo Mining Lottery: Odds, Pools & Hardware for 2026
Solo mining lottery means using your own hashrate to compete for a Bitcoin block instead of receiving proportional pool payouts. A successful miner keeps the block reward and transaction fees, minus any solo-service fee. Small miners face extremely low odds, but those odds can be calculated before any hardware starts running.
What Is Solo Mining Lottery?
Solo mining means that your hardware searches for a hash below Bitcoin’s network target. A miner that finds a valid block can receive the associated block reward and transaction fees.
A conventional mining pool combines work from many miners. It pays participants according to their contributed shares and the pool’s payout rules. Solo mining provides no proportional payout. The outcome is a full block reward, minus any service fee, or nothing.
“Lottery” describes this uneven payout pattern. It does not mean the process lacks measurable probabilities. Each hash is a separate attempt, and earlier failures do not improve the next attempt.
Solo mining can suit hobbyists, technical experiments, or miners using a fixed speculative budget. It does not suit anyone who depends on predictable monthly mining income.
The Probability Math Behind Solo Mining
Under a simplified model, your chance of finding the next block equals your share of the network hashrate:
p(next block) = miner hashrate ÷ network hashrate
For a longer period, first calculate the expected number of blocks, λ:
λ = (miner hashrate ÷ network hashrate) × expected network blocks
The probability of finding at least one block is then:
P(at least one block) = 1 − e^−λ
Consider an illustrative miner producing 1.2 TH/s against a constant 1 ZH/s network. A 365-day year contains 52,560 theoretical ten-minute block intervals. The miner’s expected output is 0.000063072 blocks per year.
Under those assumptions, the one-year probability is about 0.0063%. The reciprocal expected wait is roughly 15,855 years. That figure describes a probability distribution, not a deadline.
Network hashrate, uptime, rejected work, and changes in mining difficulty affect real results. The block reward follows separate protocol rules.
Waiting does not build credit. After ten empty years, the next hash has the same probability as any earlier hash.
Realistic Odds by Year, Not Just an Average
Average waiting time does not predict when a block will arrive. A miner could succeed immediately or continue far beyond the calculated average.
The table uses a constant 1 ZH/s network and 52,560 expected block intervals per year. It also assumes full uptime and no rejected work. The Bitcoin network statistics page provides current inputs for a fresh calculation.
| Miner hashrate | Chance in 1 year | Chance in 5 years | Chance in 10 years |
|---|---|---|---|
| 1.2 TH/s | 0.0063% | 0.0315% | 0.0631% |
| 4.8 TH/s | 0.0252% | 0.1261% | 0.2520% |
| 14 TH/s | 0.0736% | 0.3672% | 0.7331% |
| 141 TH/s | 0.7384% | 3.6377% | 7.1430% |
| 200 TH/s | 1.0457% | 5.1203% | 9.9784% |
More hashrate, uptime, or operating time increases the cumulative probability. None of them guarantees a block within a particular period.
“Average time” summarizes many possible trials. It does not promise that one miner will succeed within that time.
Hardware That Works for Solo Lottery Mining
Bitcoin solo mining requires SHA-256 mining hardware. Small open-source boards and full-size ASICs perform the same type of search at different rates.
| Hardware class | Examples | Main checks |
|---|---|---|
| Single-chip hobby ASIC | Bitaxe Gamma | Board revision, cooling, power supply, firmware |
| Multi-chip compact ASIC | NerdQAxe++-class boards | Published hashrate, thermal design, power delivery |
| Used full-size ASIC | Antminer S9 family | Condition, efficiency, noise, available voltage |
| Current full-size ASIC | Antminer S19 and S21 families | Exact model specifications, circuit load, ventilation |
Budget devices: Bitaxe and compact boards
The Bitaxe Gamma project estimates about 1.2 TH/s from its BM1370 chip. Actual performance can vary with firmware, frequency, voltage, cooling, and board condition.
Compact boards suit learning and low-power experiments. Their small share of Bitcoin’s network hashrate makes a block possible but statistically remote.
Industrial-class ASICs in solo mode
A full-size SHA-256 ASIC can connect to a compatible solo endpoint. Its higher hashrate increases the number of attempts without changing the all-or-nothing payout pattern.
Model names alone do not identify electrical requirements. Purchase decisions should use documentation for the exact variant, power supply, voltage, cooling system, and firmware.
Best Solo Mining Pools in 2026
A solo mining service supplies block templates, Stratum connectivity, share statistics, and block submission. It does not divide a successful reward among all connected miners.
| Service | Published fee | Published connection details | Verified status |
|---|---|---|---|
| Solo CKPool | 2% | Automatic routing across regional endpoints | Public page and endpoints available |
| Braiins Solo | 0.5% | Provider-managed solo product | Listed by Braiins |
Solo CKPool says its share difficulty affects dashboard feedback, not the chance that a hash meets Bitcoin’s network target. A high-difficulty share is still not a block unless it also meets that target.
A typical configuration uses the service’s Stratum host and port. The payout address goes in the username field, sometimes with a worker suffix. Password handling depends on the service.
The node and Stratum setup instructions explain these fields and the first monitoring checks. Fee schedules and endpoints can change, so the provider page remains the controlling source.
Solo Mining Lottery Beyond Bitcoin
Solo mining is not limited to Bitcoin. The hardware must still match the target network’s proof-of-work algorithm.
Litecoin uses Scrypt, while Monero uses RandomX. Kaspa uses kHeavyHash. A Bitcoin SHA-256 ASIC cannot mine those algorithms through a firmware setting or a different pool address.
More frequent blocks do not automatically make a coin attractive. The relevant measure is the miner’s share of that network, combined with reward value and operating cost.
The solo mining guide compares node-based and service-assisted configurations. Each coin still requires current documentation for its wallet, node, algorithm, and payout process.
Real Solo Mining Wins on Small Hardware
A valid block proves that its winning hash met the network target. It does not automatically prove which physical device produced that hash.
A block explorer can show the reward, payout outputs, timestamp, and coinbase data. A pool tag may help identify the submission route. Neither record proves a specific device model or serial number.
Device claims require separate evidence, such as authenticated pool statistics and contemporaneous miner telemetry. Social posts and screenshots alone are weaker evidence.
One rare success shows that the probability was above zero. It does not shorten another miner’s expected wait.
Unsuccessful miners leave fewer public records than winners. This selection effect makes solo mining appear more successful than a complete dataset would show.
The Economics: Electricity vs Expected Reward
Solo and pooled mining can have similar gross expected value per valid hash before fees. Their payout variance differs sharply. A pool spreads revenue across many finds, while solo mining concentrates it into rare block-sized payments.
For a 365-day estimate:
annual electricity cost = power in kW × 8,760 hours × tariff
An illustrative 20 W load produces these annual costs:
- At $0.05/kWh, electricity costs about $8.76.
- At $0.15/kWh, electricity costs about $26.28.
- At $0.30/kWh, electricity costs about $52.56.
Cooling, power-supply losses, downtime, and hardware replacement can add further costs. Full-size ASICs also require suitable electrical and ventilation infrastructure.
Solo mining accepts extreme variance. It does not create extra expected revenue from the same valid work.
Taxes and Privacy After You Find a Block
A successful block creates a public on-chain record. Its coinbase transaction shows the payout outputs, making address reuse a privacy concern.
Tax treatment depends on jurisdiction, taxpayer status, and later use of the asset. A local tax professional can confirm the applicable reporting and record-keeping rules.
Useful records include the block identifier, receipt date, valuation evidence, equipment invoices, service fees, and electricity costs. These records should be collected while the underlying data remains available.
A publicly shared payout address can connect mining activity with an online identity. Sending the reward to an identity-verified service may create another link to that address.
Pros and Cons of Solo Mining Lottery
Solo mining offers a concentrated payout if the miner finds a valid block. It also avoids proportional reward sharing with unrelated miners.
The drawback is variance. A home miner can operate throughout its useful life without finding a block while still consuming electricity.
Solo mining makes the most sense as a hobby, technical project, or capped speculative expense. It is a poor match for a budget that depends on regular mining revenue.
A split setup can reduce all-or-nothing exposure. Most hashrate can remain on a conventional pool while a fixed portion uses a solo endpoint. The configuration must avoid excessive reconnects and rejected work.
Quick-Start Checklist for Solo Mining Lottery
A safe setup begins with a fixed spending limit and no assumption that a block will arrive.
- Choose SHA-256 hardware that fits the available power, cooling, and noise limits.
- Select an active solo service and confirm its fee, endpoint, and payout-address format.
- Create a payout address and verify every character before saving the configuration.
- Monitor accepted shares, effective hashrate, temperature, and rejected work.
Calculate your current odds and annual operating cost before choosing solo, pooled, or split mining.
Frequently Asked Questions
Solo mining uses your hashrate to compete for a full block reward. A conventional pool pays smaller amounts according to contributed work and its payout rules.
Divide your hashrate by total network hashrate for the simplified chance of finding the next block. For a longer period, use P = 1 − e^−λ. Small miners can have expected waits spanning thousands of years.
The provider pages reviewed for this article list Solo CKPool and Braiins Solo. Solo CKPool publishes a 2% fee, while Braiins publishes a 0.5% fee. Current terms should be verified on the provider page.
Yes, if the network supports independent mining and compatible software exists. Hardware must match the coin’s algorithm. A SHA-256 Bitcoin ASIC cannot mine Scrypt, RandomX, or kHeavyHash coins.
The answer depends on jurisdiction and taxpayer status. A local tax professional should confirm reporting, valuation, deductible expenses, and later disposal treatment.
Sources
- Bitcoin Developer Guide: Mining — Bitcoin Project
- Solo CKPool — CKPool
- Braiins Bitcoin mining ecosystem — Braiins
- Bitaxe Gamma hardware repository — Bitaxe project
