Best ROI Crypto Miner: Maximizing Your Mining Profits

The world of cryptocurrency can be captivating, and promises of high return on investment (ROI) from mining can be very tempting. 

Imagine a vast digital ledger recording cryptocurrency transactions. Miners use powerful computers to solve complex mathematical puzzles that validate these transactions. The first miner to crack the code gets rewarded with newly minted cryptocurrency. This process is called “mining,” and the miners are essentially competing for these rewards.

It’s important to understand that there’s no single “best” crypto miner. Each miner has its characteristics and is suited for different purposes. 

Best ROI Crypto Miner

Here’s a glimpse into a few frequently mentioned miners:

1. Antminer S19 Pro (BTC)

  1. The Antminer series, a longstanding market leader, remains a staple in mining circles.
  2. Bitmain’s latest S19 Pro boasts remarkable hash rates, reaching up to 110TH/s.
  3. The miner limits electricity needs to approximately 3400 Watts, enhancing operational efficiency.
  4. Efficiency translates to daily revenues ranging between $15-$20.
  5. Actual earnings depend on electricity expenses, typically ranging from $0.05 to $0.10/KWh.
  6. With upfront costs amounting to $2,500, the return on investment (ROI) is achieved within a relatively short time frame of 12-14 months.


  • Dual mining mode allows switching between SHA-256 and Scrypt mining.
  • The built-in controller saves the costs of a separate control board.
  • Partial modular PSUs slide in and out easily.

2. Antminer L7 (LTC/DOGE)

  1. Bitmain’s Antminer L7 leads in Litecoin/Dogecoin mining, boasting 9500 megahashes per second and consuming 2600 Watts.
  2. With electricity rates at $0.10/KWh, daily earnings reach approximately $50, thanks to Litecoin’s high valuation and a miner-friendly mining algorithm.
  3. The Antminer L7 achieves the fastest payoff, taking only 5-6 months, making it a top choice for those seeking rapid profits.


  • Specialized custom-designed Litecoin chips yield power efficiency.
  • Cast aluminum alloy shells improve heat dissipation.
  • Secondary firmware Modes enhance Litecoin/Dogecoin rewards.

3. RTX 3060 Ti/3080 (ETH) 

  1. NVIDIA’s 3060 Ti and 3080 GPUs are popular choices for Ethereum mining due to the removal of hash-limiting deterrents through beta software.
  2. Both GPUs excel in Ethash, achieving hash rates of 60 MH/s (3060 Ti) and 98 MH/s (3080).
  3. With electricity costs at $0.15, daily revenues range from $3 to $5 for these GPUs.
  4. The initial MSRP for the cards was $399-$699, and they take approximately 9-15 months to offset their costs.


  • Hashrate Limiter Unlock boosts rates beyond the factory cap. 
  • DLSS and Ray Tracing graphics features improve gaming.
  • Lower Thermal Design at 200W prevents GPU hot spots.  

4. Radeon RX 580 8GB (RVN)

  1. AMD’s Radeon RX 580 graphics card is favored by budget-conscious miners, particularly for mining Ravencoin with the KawPow algorithm, achieving approximately 30 MH/s.
  2. Despite being slower than top ASIC models, the $200 RX 580 is energy-efficient, consuming under 100 Watts of electricity.
  3. With moderate usage, the RX 580 offers a quick return on investment (ROI) of 3-6 months, especially considering its affordable sub-$100 secondary market prices.


  • Memory Timing BIOS Mods allow heightened clocks safely. 
  • Cast high-durability alloy frame built to last.  
  • AMD Agesa BIOS Support guarantees forward compatibility.

5. Bitmain Antrouter R1-LTC (LTC) 

  1. Bitmain’s Antrouter R1-LTC, a WiFi router model, stands out for its built-in mining software, allowing users to earn Bitcoin without a dedicated PC.
  2. The router achieves a hash rate of 2.0 GH/s, generating around $0.25 daily earnings after factoring in electricity costs.
  3. The potential for running multiple routers in mass quantities enhances overall mining output, compensating for the slower individual performance.
  4. Despite its comparatively slower output, the Antrouter R1-LTC’s innovative design holds promise for those seeking unique mining solutions.


  • The R1-LTC integrates a WiFi router and an ASIC Litecoin miner, offering a compact and all-in-one solution for users.
  • Boasting low power consumption, the R1-LTC is energy-efficient, catering to users with concerns about power usage.
  • Advertised as user-friendly, the R1-LTC provides a simpler setup and maintenance process, making it appealing for beginners.

6. Antminer Z15 (ZEC)

  1. Bitmain offers a dedicated model for Equihash algorithm coins such as Zcash, boasting a hash rate of 420,000 Sol/s.
  2. Priced at $1550, the machine demonstrates a rapid return on investment, typically repaying itself within 9 months.
  3. This assumes consistent electricity rates at or below $0.10 and factors in the resale potential, enhancing the overall cost-effectiveness of the investment.


  • Direct Liquid Cooling ports simplify heat removal.
  • Dual ARM processors and custom control software.
  • Insulated PCB plates minimize dust/moisture risks.

7. Asus Strix RTX 3070 (RVN) 

  1. Mainstream GPU lacking an ETH limiter proves effective for mining coins like Ravencoin, achieving an efficiency of 50 MH/s.
  2. With approximately $4 daily returns, this GPU presents a favorable return on investment (ROI) in 10-14 months.
  3. The GPU, priced at less than $1000 MSRP, offers an affordable entry point for miners seeking cost-effective solutions.


  • Axial tech fans and Super Alloy Power II minimize downtime.
  • MaxContact revamped the GPU cooler and backplate for enhanced conductivity.
  • Dual BIOS onboard supports overclocked mining profiles.

Additional factors influencing miner profitability include electricity costs, secondary market availability, resale value longevity, and manufacturer reputation. But those metrics make the above models top considerations for hobbyist cryptocurrency miners overall.

As networks climb in difficulty, however, upgrading hardware annually may become necessary to stay profitable

Planning upgrade budgets into long-term mining strategies allows for maintaining positive ROI.


Hopefully examining some unique differentiating hardware and firmware capabilities on popular mining options assists buyers make optimal selections fitting their needs. Always assess markers like profitability, warranty coverage, resale value longevity, and manufacturer reputations through communities before purchase.

Frequently Asked Questions

  • Which cryptocurrency miner makes the most money?

Bitmain and Microbt are the top manufacturers of these high-hash rate-producing devices. Ethash and Blake2B-Sia are projected to be the next two most lucrative mining algorithms in 2024.

  • Who is the best Bitcoin miner in terms of ROI?

As of this writing, Bitmain Antminer S19 XP Hydro (255Th) is the most profitable Bitcoin miner. This mining device, which was released by Bitmain on March 12, 2022, uses the SHA-256 algorithm to achieve an impressive hash rate of 255Th/s, all while drawing 5304W of power.

  • What is the earnings of an ASIC miner?

Bitmain Antminer KS3: This miner can produce about $160.24 per day mining Kaspa, with a hash rate of 9.40 Th/s and a power consumption of 3188W.

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