Bitmain Antminer DR3 vs Antminer KS3
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer DR3 | Specification | Antminer KS3 |
|---|---|---|
| 7.8 TH/s | Hashrate | 9.4 TH/s |
| 1,410 W | Power Consumption | 3,500 W |
| 180.8 J/TH | Efficiency | 372.3 J/TH |
| — | Noise Level | 75 dB |
| 4,200.0 kg | Weight | 16.1 kg |
| 4,811 BTU/hr | BTU Output | 11,942 BTU/hr |
| 31/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| Blake256r14 | Algorithm | KHeavyHash |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer DR3
Antminer KS3
Based on BTC price of $76,826 and current network difficulty as of May 18, 2026. Actual results vary.
Verdict
Both the Bitmain Antminer DR3 and Antminer KS3 are closely matched across our scoring factors, with neither holding a decisive advantage. Your choice should depend on your specific priorities — review the specs and profitability analysis above.
Spec Deltas
Here is every spec where the Bitmain Antminer DR3 and Antminer KS3 actually differ, with the gap quantified:
- Antminer KS3 21% more hashrate (7.8 vs 9.4 TH/s)
- Bitmain Antminer DR3 60% better power draw (1,410 vs 3,500 W)
- Bitmain Antminer DR3 51% better efficiency (181 vs 372 J/TH)
- Antminer KS3 100% better weight (4,200.0 vs 16.1 kg)
- Antminer KS3 148% more heat output (4,811 vs 11,942 BTU/hr)
- Antminer KS3 16% more home mining score (31.0 vs 36.0)
Cost & ROI Over Time
A miner pays for itself in profit, not specs. These projections track upfront cost against one, two and three years of net earnings at $0.10/kWh.
| Bitmain Antminer DR3 | Metric | Antminer KS3 |
|---|---|---|
| — | Upfront cost (MSRP) | $8,000 |
| -$3.11 | Daily net profit | -$8.07 |
| -$1,135 | Net after 1 year | -$10,945 |
| -$2,269 | Net after 2 years | -$13,889 |
| -$3,404 | Net after 3 years | -$16,834 |
| — | 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 KS3Score: 36/100. 75 dB noise level.
Best for Efficiency
Bitmain Antminer DR3180.8 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitmain Antminer DR3 or the Antminer KS3?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer DR3 is more profitable at $-3.11/day compared to $-8.07/day for the Antminer KS3. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer DR3 or Antminer KS3?
The Antminer KS3 is quieter at 75 dB compared to the Bitmain Antminer DR3 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Bitmain Antminer DR3 vs Antminer KS3: which fits a residential setup better?
The Antminer KS3 scores 36/100 on our Home Mining Score (vs 31/100 for the Bitmain Antminer DR3). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Bitmain Antminer DR3 and Antminer KS3 on J/TH?
The Bitmain Antminer DR3 runs at 180.8 J/TH while the Antminer KS3 runs at 372.3 J/TH — a difference of 191.6 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 51% better efficiency (181 vs 372 J/TH).