Best MicroBT Miners for Under $500 2026 — Ranked
Updated June 4, 2026 with live profitability data
About MicroBT Mining Hardware
MicroBT emerged in 2016 as Bitmain's primary competitor, founded by former Bitmain chip designer Dr. Zuoxing Yang. The Whatsminer series challenged Antminer dominance through superior efficiency and competitive pricing. MicroBT focuses exclusively on SHA-256 mining with the M30 and M50 series, often matching or exceeding Bitmain's efficiency at lower price points. The company's vertical integration (in-house chip design and manufacturing partnerships) enables rapid innovation cycles. MicroBT gained significant market share (estimated 30-35%) by targeting professional mining operations with bulk pricing and reliable performance. Their miners typically feature robust build quality with fewer reported failures than competing brands.
MicroBT for Under $500
Budget Bitcoin mining under $500 prioritizes capital efficiency over absolute performance. This price tier includes entry-level ASICs, used previous-generation miners, and compact home units that compromise on hashrate to hit accessible price points. The under-$500 segment is perfect for miners with limited capital, those testing the mining waters before larger investments, and bargain hunters willing to buy used equipment during bear markets when desperate sellers flood the market.
At a Glance: MicroBT Miners for Under $500
Our database has 46 MicroBT miners that qualify for under $500, scored on use-case-weighted criteria — the top pick scores 96.0/100. Efficiency across this set ranges from 12.5 to 166.7 J/TH, with the MicroBT WhatsMiner M70S+ drawing the least power per terahash. If noise is your constraint, the MicroBT WhatsMiner M79 is the quietest option here at 50 dB. For raw output, the MicroBT WhatsMiner M79S leads at 980.0 TH/s.
Top MicroBT Miners for Under $500
| Rank | Miner | Hashrate | Power | Efficiency | Noise | Score | |
|---|---|---|---|---|---|---|---|
| 1 | MicroBT WhatsMiner M79 | 920.0 TH/s | 13,340W | 14.5 J/TH | 50 dB | 96.0/100 | View Details |
| 2 | MicroBT WhatsMiner M79S | 980.0 TH/s | 13,230W | 13.5 J/TH | 50 dB | 96.0/100 | View Details |
| 3 | Whatsminer M63S+ | 450.0 TH/s | 7,650W | 17.0 J/TH | 50 dB | 94.6/100 | View Details |
| 4 | Whatsminer M63S | 390.0 TH/s | 7,215W | 18.5 J/TH | 50 dB | 93.5/100 | View Details |
| 5 | Whatsminer M66S | 298.0 TH/s | 5,518W | 18.5 J/TH | 50 dB | 93.5/100 | View Details |
| 6 | Whatsminer M63 | 360.0 TH/s | 7,200W | 20.0 J/TH | 50 dB | 92.4/100 | View Details |
| 7 | MicroBT Whatsminer M66 | 238.0 TH/s | 4,736W | 19.9 J/TH | — | 91.5/100 | View Details |
| 8 | MicroBT WhatsMiner M73 | 512.0 TH/s | 7,424W | 14.5 J/TH | 75 dB | 91.0/100 | View Details |
| 9 | MicroBT WhatsMiner M78 | 464.0 TH/s | 6,728W | 14.5 J/TH | 75 dB | 91.0/100 | View Details |
| 10 | MicroBT WhatsMiner M76 | 354.0 TH/s | 5,133W | 14.5 J/TH | 75 dB | 91.0/100 | View Details |
| 11 | MicroBT WhatsMiner M72 | 262.0 TH/s | 3,799W | 14.5 J/TH | 75 dB | 91.0/100 | View Details |
| 12 | MicroBT WhatsMiner M70 | 236.0 TH/s | 3,422W | 14.5 J/TH | 75 dB | 91.0/100 | View Details |
| 13 | MicroBT WhatsMiner M78S | 498.0 TH/s | 6,723W | 13.5 J/TH | 75 dB | 91.0/100 | View Details |
| 14 | MicroBT WhatsMiner M72S | 282.0 TH/s | 3,807W | 13.5 J/TH | 75 dB | 91.0/100 | View Details |
| 15 | MicroBT WhatsMiner M70S+ | 262.0 TH/s | 3,275W | 12.5 J/TH | 75 dB | 91.0/100 | View Details |
Score Methodology: Miners are ranked using a weighted algorithm that prioritizes price under $500 (50%), efficiency (25%), hashrate (15%), and noise (10%).
Why Choose MicroBT for Under $500?
Manufacturer Strengths
- Reliability: High — Strong build quality, lower failure rates than market average
- Innovation: High — Competitive efficiency, often first to market with new generations
- Support: Good — Growing service network, strong in Asia, expanding globally
Use Case Requirements
Budget mining requires: (1) Realistic expectations—$500 hardware won't replace your day job, (2) Cheap electricity (<$0.10/kWh) since lower-efficiency used miners magnify power costs, (3) Technical confidence to troubleshoot used hardware issues, (4) Patience waiting for bear market pricing rather than buying at cycle peaks, and (5) Exit strategy if mining becomes unprofitable (resell, repurpose as heater, hold as Bitcoin).
Trade-offs
Budget miners trade efficiency and hashrate for upfront affordability. A $400 used S9 might cost $50/month in electricity while generating $35 in Bitcoin—a clear loss. But the same miner used for heating in winter offsets $50 in heating costs, making the $35 Bitcoin generation pure profit. Context transforms budget mining from loss to gain.
Best For
MicroBT miners excel for cost-conscious operators who want Bitmain-level performance without the premium pricing. Ideal for those who can source parts internationally and prefer efficiency over maximum hashrate.
Need Help Choosing the Right MicroBT Miner?
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Last reviewed May 25, 2026.