Bitmain Antminer KS5 Pro (21Th) vs IceRiver KS1
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer KS5 Pro (21Th) | Specification | IceRiver KS1 |
|---|---|---|
| 21.0 TH/s | Hashrate | 1.0 TH/s |
| 3,150 W | Power Consumption | 600 W |
| 150.0 J/TH | Efficiency | 600.0 J/TH |
| 75 dB | Noise Level | 65 dB |
| 15.8 kg | Weight | 15.0 kg |
| 10,748 BTU/hr | BTU Output | 2,047 BTU/hr |
| 36/100 | Home Mining Score | 51/100 |
| — | Release Year | — |
| KHeavyHash | Algorithm | KHeavyHash |
| Bitmain | Manufacturer | IceRiver |
Profitability Comparison
Bitmain Antminer KS5 Pro (21Th)
IceRiver KS1
Based on BTC price of $70,840 and current network difficulty as of Mar 25, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer KS5 Pro (21Th) wins on 3 of 6 factors (efficiency, hashrate, price-performance). The IceRiver KS1 holds the edge in power consumption and home mining score and noise level. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
IceRiver KS1Score: 51/100. 65 dB noise level.
Best for Efficiency
Bitmain Antminer KS5 Pro (21Th)150.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer KS5 Pro (21Th) or IceRiver KS1 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the IceRiver KS1 is more profitable at $-1.41/day compared to $-6.92/day for the Bitmain Antminer KS5 Pro (21Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer KS5 Pro (21Th) or IceRiver KS1?
The IceRiver KS1 is quieter at 65 dB compared to the Bitmain Antminer KS5 Pro (21Th) at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer KS5 Pro (21Th) or IceRiver KS1?
The IceRiver KS1 scores 51/100 on our Home Mining Score (vs 36/100 for the Bitmain Antminer KS5 Pro (21Th)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
What is the efficiency difference between Bitmain Antminer KS5 Pro (21Th) and IceRiver KS1?
The Bitmain Antminer KS5 Pro (21Th) runs at 150.0 J/TH while the IceRiver KS1 runs at 600.0 J/TH — a difference of 450.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.