StrongU STU-U8 vs Bitmain T21 (190TH)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| StrongU STU-U8 | Specification | Bitmain T21 (190TH) |
|---|---|---|
| 46.0 TH/s | Hashrate | 190.0 TH/s |
| 2,100 W | Power Consumption | 3,610 W |
| 45.7 J/TH | Efficiency | 19.0 J/TH |
| — | Noise Level | 76 dB |
| 8,200.0 kg | Weight | 16.4 kg |
| 7,165 BTU/hr | BTU Output | 12,317 BTU/hr |
| 26/100 | Home Mining Score | 23/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| StrongU | Manufacturer | Bitmain |
Profitability Comparison
StrongU STU-U8
Bitmain T21 (190TH)
Based on BTC price of $77,811 and current network difficulty as of Apr 25, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain T21 (190TH) wins on 3 of 5 factors (efficiency, hashrate, noise level). The StrongU STU-U8 holds the edge in power consumption and home mining score. 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
StrongU STU-U8Score: 26/100. 0 dB noise level.
Best for Efficiency
Bitmain T21 (190TH)19.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the StrongU STU-U8 or Bitmain T21 (190TH) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain T21 (190TH) is more profitable at $-1.81/day compared to $-3.38/day for the StrongU STU-U8. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the StrongU STU-U8 or Bitmain T21 (190TH)?
The Bitmain T21 (190TH) is quieter at 76 dB compared to the StrongU STU-U8 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the StrongU STU-U8 or Bitmain T21 (190TH)?
The StrongU STU-U8 scores 26/100 on our Home Mining Score (vs 23/100 for the Bitmain T21 (190TH)). 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 StrongU STU-U8 and Bitmain T21 (190TH)?
The StrongU STU-U8 runs at 45.7 J/TH while the Bitmain T21 (190TH) runs at 19.0 J/TH — a difference of 26.7 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.