Bitaxe Ultra vs Whatsminer M66S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitaxe Ultra | Specification | Whatsminer M66S |
|---|---|---|
| 500.0 GH/s | Taux de hachage | 298.0 TH/s |
| 15 W | Consommation électrique | 5,518 W |
| 30.0 J/TH | Efficiency | 18.5 J/TH |
| 35 dB | Niveau de bruit | 50 dB |
| 0.3 kg | Weight | 13.5 kg |
| 51 BTU/hr | BTU Output | 18,827 BTU/hr |
| 70/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| D-Central | Manufacturer | MicroBT |
Profitability Comparison
Bitaxe Ultra
Whatsminer M66S
Based on BTC price of $81,052 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Whatsminer M66S l'emporte sur 3 des 6 facteurs (efficacité, hashrate, rapport qualité-prix). Le Bitaxe Ultra 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
TieBoth miners produce similar daily profit.
Best for Home Mining
Bitaxe UltraScore: 70/100. 35 dB noise level.
Best for Efficiency
Whatsminer M66S18.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitaxe Ultra or Whatsminer M66S more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitaxe Ultra is more profitable at $-0.02/day compared to $-1.78/day for the Whatsminer M66S. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitaxe Ultra or Whatsminer M66S?
The Bitaxe Ultra is quieter at 35 dB compared to the Whatsminer M66S at 50 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitaxe Ultra or Whatsminer M66S?
The Bitaxe Ultra scores 70/100 on our Home Mining Score (vs 44/100 for the Whatsminer M66S). 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 Bitaxe Ultra and Whatsminer M66S?
The Bitaxe Ultra runs at 30.0 J/TH while the Whatsminer M66S runs at 18.5 J/TH — a difference of 11.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.