Thewindminer K9 vs Iceriver KAS KS0 Ultra
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Thewindminer K9 | Specification | Iceriver KAS KS0 Ultra |
|---|---|---|
| 10.3 TH/s | Taux de hachage | 400.0 GH/s |
| 3,300 W | Consommation électrique | 100 W |
| 320.4 J/TH | Efficiency | 250.0 J/TH |
| — | Niveau de bruit | 35 dB |
| 14.8 kg | Weight | 2.5 kg |
| 11,260 BTU/hr | BTU Output | 341 BTU/hr |
| 22/100 | Home Mining Score | 71/100 |
| — | Release Year | — |
| KHeavyHash | Algorithme | KHeavyHash |
| Thewindminer | Manufacturer | IceRiver |
Profitability Comparison
Thewindminer K9
Iceriver KAS KS0 Ultra
Based on BTC price of $78,210 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Iceriver KAS KS0 Ultra edges it: 5 of 6 factors go its way (efficacité, consommation électrique, score de minage domestique, niveau sonore, rapport qualité-prix). Its biggest concrete edge: 97% better power draw (3,300 vs 100 W). The Thewindminer K9 claws back ground on hashrate. 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 Thewindminer K9 and Iceriver KAS KS0 Ultra sit on each measurable spec:
- Thewindminer K9 2475% more hashrate (10.3 vs 0.4 TH/s)
- Iceriver KAS KS0 Ultra 97% better power draw (3,300 vs 100 W)
- Iceriver KAS KS0 Ultra 22% better efficacité (320 vs 250 J/TH)
- Iceriver KAS KS0 Ultra 83% better weight (14.8 vs 2.5 kg)
- Thewindminer K9 3200% more heat output (11,260 vs 341 BTU/hr)
- Iceriver KAS KS0 Ultra 223% more score de minage domestique (22.0 vs 71.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| Thewindminer K9 | Metric | Iceriver KAS KS0 Ultra |
|---|---|---|
| $15,429 | Upfront cost (MSRP) | $77 |
| -$7.55 | Daily net profit | -$0.23 |
| -$18,185 | Net after 1 year | -$159 |
| -$20,940 | Net after 2 years | -$242 |
| -$23,696 | Net after 3 years | -$324 |
| 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
Iceriver KAS KS0 UltraScore: 71/100. 35 dB noise level.
Best for Efficiency
Iceriver KAS KS0 Ultra250.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Thewindminer K9 or Iceriver KAS KS0 Ultra more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Iceriver KAS KS0 Ultra is more profitable at $-0.23/day compared to $-7.55/day for the Thewindminer K9. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Thewindminer K9 or Iceriver KAS KS0 Ultra?
The Iceriver KAS KS0 Ultra is quieter at 35 dB compared to the Thewindminer K9 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Thewindminer K9 vs Iceriver KAS KS0 Ultra: which fits a residential setup better?
The Iceriver KAS KS0 Ultra scores 71/100 on our Home Mining Score (vs 22/100 for the Thewindminer K9). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Thewindminer K9 vs Iceriver KAS KS0 Ultra: how much does the efficiency gap matter?
The Thewindminer K9 runs at 320.4 J/TH while the Iceriver KAS KS0 Ultra runs at 250.0 J/TH — a difference of 70.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 22% better efficacité (320 vs 250 J/TH).