Antminer D9 vs Antminer KS3
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer D9 | Specification | Antminer KS3 |
|---|---|---|
| 1,770.0 GH/s | Hashrate | 9.4 TH/s |
| 2,839 W | Power Consumption | 3,500 W |
| 1,604.0 J/TH | Efficiency | 372.3 J/TH |
| 75 dB | Noise Level | 75 dB |
| 16.1 kg | Weight | 16.1 kg |
| 9,687 BTU/hr | BTU Output | 11,942 BTU/hr |
| 36/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| X11 | Algorithm | KHeavyHash |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer D9
Antminer KS3
Based on BTC price of $78,083 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Antminer KS3, which leads on 3 of 4 weighted factors (efficiency, hashrate, price-performance). Its biggest concrete edge: 431% more hashrate (1.8 vs 9.4 TH/s). That said, the Antminer D9 isn't beaten everywhere — it still wins power consumption. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Stripped to the numbers, this is how far apart the Antminer D9 and Antminer KS3 sit on each measurable spec:
- Antminer KS3 431% more hashrate (1.8 vs 9.4 TH/s)
- Antminer D9 19% better power draw (2,839 vs 3,500 W)
- Antminer KS3 77% better efficiency (1,604 vs 372 J/TH)
- Antminer KS3 23% more heat output (9,687 vs 11,942 BTU/hr)
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 | Antminer KS3 |
|---|---|---|
| $3,000 | Upfront cost (MSRP) | $8,000 |
| -$6.75 | Daily net profit | -$8.06 |
| -$5,464 | Net after 1 year | -$10,943 |
| -$7,927 | Net after 2 years | -$13,885 |
| -$10,391 | Net after 3 years | -$16,828 |
| 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
TieBoth miners are equally suitable for home use.
Best for Efficiency
Antminer KS3372.3 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer D9 or Antminer KS3 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer D9 is more profitable at $-6.75/day compared to $-8.06/day for the Antminer KS3. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Antminer D9 or the Antminer KS3 better for noise-sensitive spaces?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Antminer D9 or Antminer KS3?
Both miners score similarly on our Home Mining Score. Consider your specific constraints (noise tolerance, available power, heat needs) to decide.
What is the efficiency difference between Antminer D9 and Antminer KS3?
The Antminer D9 runs at 1,604.0 J/TH while the Antminer KS3 runs at 372.3 J/TH — a difference of 1,231.6 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 77% better efficiency (1,604 vs 372 J/TH).