Antminer S21 XP vs NerdQAxe
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S21 XP | Specification | NerdQAxe |
|---|---|---|
| 270.0 TH/s | Taux de hachage | 2.0 TH/s |
| 3,645 W | Consommation électrique | 80 W |
| 13.5 J/TH | Efficiency | 40.0 J/TH |
| 75 dB | Niveau de bruit | 40 dB |
| 15.4 kg | Weight | 0.4 kg |
| 12,437 BTU/hr | BTU Output | 273 BTU/hr |
| 30/100 | Home Mining Score | 71/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | D-Central |
Profitability Comparison
Antminer S21 XP
NerdQAxe
Based on BTC price of $77,689 and current network difficulty as of Apr 24, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Antminer S21 XP 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
Antminer S21 XP$1.10/day higher profit at current rates.
Best for Home Mining
NerdQAxeScore: 71/100. 40 dB noise level.
Best for Efficiency
Antminer S21 XP13.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S21 XP or NerdQAxe more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer S21 XP is more profitable at $0.98/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 Antminer S21 XP or NerdQAxe?
The NerdQAxe is quieter at 40 dB compared to the Antminer S21 XP at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer S21 XP or NerdQAxe?
The NerdQAxe scores 71/100 on our Home Mining Score (vs 30/100 for the Antminer S21 XP). 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 Antminer S21 XP and NerdQAxe?
The Antminer S21 XP runs at 13.5 J/TH while the NerdQAxe runs at 40.0 J/TH — a difference of 26.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.