Antminer KS3 vs SuperScalar K10
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer KS3 | Specification | SuperScalar K10 |
|---|---|---|
| 9.4 TH/s | Hashrate | 45.0 GH/s |
| 3,500 W | Power Consumption | 1,845 W |
| 372.3 J/TH | Efficiency | 41,000.0 J/TH |
| 75 dB | Noise Level | — |
| 16.1 kg | Weight | 8.3 kg |
| 11,942 BTU/hr | BTU Output | 6,295 BTU/hr |
| 36/100 | Home Mining Score | 28/100 |
| — | Release Year | — |
| KHeavyHash | Algorithm | KHeavyHash |
| Bitmain | Manufacturer | SuperScalar |
Profitability Comparison
Antminer KS3
SuperScalar K10
Based on BTC price of $78,178 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Antminer KS3 comes out ahead — it takes 5 of 6 (efficiency, hashrate, home mining score, noise level, price-performance). Where it pulls away hardest is 20789% more hashrate (9.4 vs 0.0 TH/s). That said, the SuperScalar K10 isn't beaten everywhere — it still wins power consumption. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Here is every spec where the Antminer KS3 and SuperScalar K10 actually differ, with the gap quantified:
- Antminer KS3 20789% more hashrate (9.4 vs 0.0 TH/s)
- SuperScalar K10 47% better power draw (3,500 vs 1,845 W)
- Antminer KS3 99% better efficiency (372 vs 41,000 J/TH)
- SuperScalar K10 48% better weight (16.1 vs 8.3 kg)
- Antminer KS3 90% more heat output (11,942 vs 6,295 BTU/hr)
- Antminer KS3 29% more home mining score (36.0 vs 28.0)
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 KS3 | Metric | SuperScalar K10 |
|---|---|---|
| $8,000 | Upfront cost (MSRP) | $5,200 |
| -$8.06 | Daily net profit | -$4.43 |
| -$10,943 | Net after 1 year | -$6,816 |
| -$13,885 | Net after 2 years | -$8,431 |
| -$16,828 | Net after 3 years | -$10,047 |
| 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 KS3Score: 36/100. 75 dB noise level.
Best for Efficiency
Antminer KS3372.3 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer KS3 or SuperScalar K10 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the SuperScalar K10 is more profitable at $-4.43/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 KS3 or the SuperScalar K10 better for noise-sensitive spaces?
The Antminer KS3 is quieter at 75 dB compared to the SuperScalar K10 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Antminer KS3 vs SuperScalar K10: which fits a residential setup better?
The Antminer KS3 scores 36/100 on our Home Mining Score (vs 28/100 for the SuperScalar K10). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Antminer KS3 vs SuperScalar K10: how much does the efficiency gap matter?
The Antminer KS3 runs at 372.3 J/TH while the SuperScalar K10 runs at 41,000.0 J/TH — a difference of 40,627.7 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 99% better efficiency (372 vs 41,000 J/TH).