Bitmain Antminer R4 vs Bitmain Antminer S21+ Hyd
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer R4 | Specification | Bitmain Antminer S21+ Hyd |
|---|---|---|
| 8.7 TH/s | Taux de hachage | 319.0 TH/s |
| 845 W | Consommation électrique | 4,785 W |
| 97.1 J/TH | Efficiency | 15.0 J/TH |
| — | Niveau de bruit | 50 dB |
| 2,500.0 kg | Weight | 17.5 kg |
| 2,883 BTU/hr | BTU Output | 16,326 BTU/hr |
| 28/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer R4
Bitmain Antminer S21+ Hyd
Based on BTC price of $74,109 and current network difficulty as of Mar 17, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Bitmain Antminer S21+ Hyd l'emporte sur 4 des 5 facteurs (efficacité, hashrate, score de minage domestique, niveau sonore). Le Bitmain Antminer R4 a l'avantage en consommation électrique. 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
TieBoth miners produce similar daily profit.
Best for Home Mining
Bitmain Antminer S21+ HydScore: 44/100. 50 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 R4 or Bitmain Antminer S21+ Hyd more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21+ Hyd is more profitable at $-1.24/day compared to $-1.75/day for the Bitmain Antminer R4. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer R4 or Bitmain Antminer S21+ Hyd?
The Bitmain Antminer S21+ Hyd is quieter at 50 dB compared to the Bitmain Antminer R4 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer R4 or Bitmain Antminer S21+ Hyd?
The Bitmain Antminer S21+ Hyd scores 44/100 on our Home Mining Score (vs 28/100 for the Bitmain Antminer R4). 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 R4 and Bitmain Antminer S21+ Hyd?
The Bitmain Antminer R4 runs at 97.1 J/TH while the Bitmain Antminer S21+ Hyd runs at 15.0 J/TH — a difference of 82.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.