Thewindminer K9 vs Iceriver KAS KS7 Lite
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Thewindminer K9 | Specification | Iceriver KAS KS7 Lite |
|---|---|---|
| 10.3 TH/s | Taux de hachage | 4.2 TH/s |
| 3,300 W | Consommation électrique | 500 W |
| 320.4 J/TH | Efficiency | 119.1 J/TH |
| — | Niveau de bruit | 50 dB |
| 14.8 kg | Weight | 4.0 kg |
| 11,260 BTU/hr | BTU Output | 1,706 BTU/hr |
| 22/100 | Home Mining Score | 62/100 |
| — | Release Year | — |
| KHeavyHash | Algorithme | KHeavyHash |
| Thewindminer | Manufacturer | IceRiver |
Profitability Comparison
Thewindminer K9
Iceriver KAS KS7 Lite
Based on BTC price of $78,195 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Iceriver KAS KS7 Lite comes out ahead — it takes 5 of 6 (efficacité, consommation électrique, score de minage domestique, niveau sonore, rapport qualité-prix). Its biggest concrete edge: 85% better power draw (3,300 vs 500 W). The Thewindminer K9 holds the edge in hashrate. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Stripped to the numbers, this is how far apart the Thewindminer K9 and Iceriver KAS KS7 Lite sit on each measurable spec:
- Thewindminer K9 145% more hashrate (10.3 vs 4.2 TH/s)
- Iceriver KAS KS7 Lite 85% better power draw (3,300 vs 500 W)
- Iceriver KAS KS7 Lite 63% better efficacité (320 vs 119 J/TH)
- Iceriver KAS KS7 Lite 73% better weight (14.8 vs 4.0 kg)
- Thewindminer K9 560% more heat output (11,260 vs 1,706 BTU/hr)
- Iceriver KAS KS7 Lite 182% more score de minage domestique (22.0 vs 62.0)
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.
| Thewindminer K9 | Metric | Iceriver KAS KS7 Lite |
|---|---|---|
| $15,429 | Upfront cost (MSRP) | $699 |
| -$7.55 | Daily net profit | -$1.05 |
| -$18,185 | Net after 1 year | -$1,082 |
| -$20,940 | Net after 2 years | -$1,465 |
| -$23,696 | Net after 3 years | -$1,848 |
| 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 KS7 LiteScore: 62/100. 50 dB noise level.
Best for Efficiency
Iceriver KAS KS7 Lite119.1 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Thewindminer K9 or the Iceriver KAS KS7 Lite?
At the current BTC price and a $0.10/kWh electricity rate, the Iceriver KAS KS7 Lite is more profitable at $-1.05/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.
Is the Thewindminer K9 or the Iceriver KAS KS7 Lite better for noise-sensitive spaces?
The Iceriver KAS KS7 Lite is quieter at 50 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 KS7 Lite: which fits a residential setup better?
The Iceriver KAS KS7 Lite scores 62/100 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.
How far apart are the Thewindminer K9 and Iceriver KAS KS7 Lite on J/TH?
The Thewindminer K9 runs at 320.4 J/TH while the Iceriver KAS KS7 Lite runs at 119.1 J/TH — a difference of 201.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 63% better efficacité (320 vs 119 J/TH).