Bitmain Antminer S21+ Hyd vs NerdQAxe
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21+ Hyd | Specification | NerdQAxe |
|---|---|---|
| 319.0 TH/s | Taux de hachage | 2.0 TH/s |
| 4,785 W | Consommation électrique | 80 W |
| 15.0 J/TH | Efficiency | 40.0 J/TH |
| 50 dB | Niveau de bruit | 40 dB |
| 17.5 kg | Weight | 0.4 kg |
| 16,326 BTU/hr | BTU Output | 273 BTU/hr |
| 44/100 | Home Mining Score | 71/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | D-Central |
Profitability Comparison
Bitmain Antminer S21+ Hyd
NerdQAxe
Based on BTC price of $78,240 and current network difficulty as of Apr 26, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Bitmain Antminer S21+ Hyd l'emporte sur 3 des 6 facteurs (efficacité, hashrate, rapport qualité-prix). Le NerdQAxe a l'avantage en consommation électrique and score de minage domestique and niveau sonore. Consultez les spécifications détaillées et les calculs de rentabilité ci-dessus pour déterminer quel mineur convient le mieux à votre installation.
Best For...
Best for Profitability
Bitmain Antminer S21+ Hyd$0.21/day higher profit at current rates.
Best for Home Mining
NerdQAxeScore: 71/100. 40 dB noise level.
Best for Efficiency
Bitmain Antminer S21+ Hyd15.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S21+ Hyd or NerdQAxe more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21+ Hyd is more profitable at $0.09/day compared to $-0.12/day for the NerdQAxe. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S21+ Hyd or NerdQAxe?
The NerdQAxe is quieter at 40 dB compared to the Bitmain Antminer S21+ Hyd at 50 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S21+ Hyd or NerdQAxe?
The NerdQAxe scores 71/100 on our Home Mining Score (vs 44/100 for the Bitmain Antminer S21+ Hyd). 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 S21+ Hyd and NerdQAxe?
The Bitmain Antminer S21+ Hyd runs at 15.0 J/TH while the NerdQAxe runs at 40.0 J/TH — a difference of 25.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.