Bitmain Antminer S21e XP Hyd 3U vs StrongU STU-U8
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21e XP Hyd 3U | Specification | StrongU STU-U8 |
|---|---|---|
| 860.0 TH/s | Hashrate | 46.0 TH/s |
| 11,180 W | Power Consumption | 2,100 W |
| 13.0 J/TH | Efficiency | 45.7 J/TH |
| 50 dB | Noise Level | — |
| — | Weight | 8,200.0 kg |
| 38,146 BTU/hr | BTU Output | 7,165 BTU/hr |
| 44/100 | Home Mining Score | 26/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | StrongU |
Profitability Comparison
Bitmain Antminer S21e XP Hyd 3U
StrongU STU-U8
Based on BTC price of $70,862 and current network difficulty as of Mar 25, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer S21e XP Hyd 3U wins on 4 of 5 factors (efficiency, hashrate, home mining score, noise level). The StrongU STU-U8 holds the edge in power consumption. 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
Bitmain Antminer S21e XP Hyd 3UScore: 44/100. 50 dB noise level.
Best for Efficiency
Bitmain Antminer S21e XP Hyd 3U13.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S21e XP Hyd 3U or StrongU STU-U8 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21e XP Hyd 3U is more profitable at $-0.42/day compared to $-3.63/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 Bitmain Antminer S21e XP Hyd 3U or StrongU STU-U8?
The Bitmain Antminer S21e XP Hyd 3U is quieter at 50 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 Bitmain Antminer S21e XP Hyd 3U or StrongU STU-U8?
The Bitmain Antminer S21e XP Hyd 3U scores 44/100 on our Home Mining Score (vs 26/100 for the StrongU STU-U8). 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 S21e XP Hyd 3U and StrongU STU-U8?
The Bitmain Antminer S21e XP Hyd 3U runs at 13.0 J/TH while the StrongU STU-U8 runs at 45.7 J/TH — a difference of 32.7 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.