Antminer D9 vs Bitmain Antminer Z9 Mini
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer D9 | Specification | Bitmain Antminer Z9 Mini |
|---|---|---|
| 1,770.0 GH/s | Hashrate | 10.0 Ksol/s |
| 2,839 W | Power Consumption | 300 W |
| 1,604.0 J/TH | Efficiency | 30.0 J/TH |
| 75 dB | Noise Level | — |
| 16.1 kg | Weight | — |
| 9,687 BTU/hr | BTU Output | 1,024 BTU/hr |
| 36/100 | Home Mining Score | 34/100 |
| — | Release Year | — |
| X11 | Algorithm | Equihash |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer D9
Bitmain Antminer Z9 Mini
Based on BTC price of $78,175 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Bitmain Antminer Z9 Mini comes out ahead — it takes 4 of 6 (efficiency, hashrate, power consumption, price-performance). Its biggest concrete edge: 98% better efficiency (1,604.0 vs 30.0 J/TH). That said, the Antminer D9 isn't beaten everywhere — it still wins home mining score and noise level. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Here is every spec where the Antminer D9 and Bitmain Antminer Z9 Mini actually differ, with the gap quantified:
- Bitmain Antminer Z9 Mini 465% more hashrate (1.8 vs 10.0 TH/s)
- Bitmain Antminer Z9 Mini 89% better power draw (2,839 vs 300 W)
- Bitmain Antminer Z9 Mini 98% better efficiency (1,604.0 vs 30.0 J/TH)
- Antminer D9 846% more heat output (9,687 vs 1,024 BTU/hr)
- Antminer D9 6% more home mining score (36.0 vs 34.0)
Cost & ROI Over Time
Sticker price versus what the miner actually earns back: the table below projects cumulative net profit at a $0.10/kWh electricity rate.
| Antminer D9 | Metric | Bitmain Antminer Z9 Mini |
|---|---|---|
| $3,000 | Upfront cost (MSRP) | $150 |
| -$6.75 | Daily net profit | -$0.36 |
| -$5,464 | Net after 1 year | -$281 |
| -$7,927 | Net after 2 years | -$413 |
| -$10,391 | Net after 3 years | -$544 |
| Does not pay back at current rates (negative daily profit) | Payback period | Does not pay back at current rates (negative daily profit) |
Projections assume continuous operation, a flat $0.10/kWh rate, and no hardware degradation, pool fees, or BTC price change. Real-world ROI varies.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Antminer D9Score: 36/100. 75 dB noise level.
Best for Efficiency
Bitmain Antminer Z9 Mini30.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Antminer D9 vs Bitmain Antminer Z9 Mini: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer Z9 Mini is more profitable at $-0.36/day compared to $-6.75/day for the Antminer D9. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer D9 or Bitmain Antminer Z9 Mini?
The Antminer D9 is quieter at 75 dB compared to the Bitmain Antminer Z9 Mini at 0 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the Antminer D9 or the Bitmain Antminer Z9 Mini?
The Antminer D9 scores 36/100 on our Home Mining Score (vs 34/100 for the Bitmain Antminer Z9 Mini). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Antminer D9 and Bitmain Antminer Z9 Mini on J/TH?
The Antminer D9 runs at 1,604.0 J/TH while the Bitmain Antminer Z9 Mini runs at 30.0 J/TH — a difference of 1,574.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 98% better efficiency (1,604.0 vs 30.0 J/TH).