Bitcoin Space Heater S19 Edition vs MicroBT Whatsminer M21S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitcoin Space Heater S19 Edition | Specification | MicroBT Whatsminer M21S |
|---|---|---|
| 80.0 TH/s | Taux de hachage | 56.0 TH/s |
| 2,400 W | Consommation électrique | 3,360 W |
| 30.0 J/TH | Efficiency | 60.0 J/TH |
| 55 dB | Niveau de bruit | — |
| 18.0 kg | Weight | 12,500.0 kg |
| 8,189 BTU/hr | BTU Output | 11,464 BTU/hr |
| 54/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| D-Central | Manufacturer | MicroBT |
Profitability Comparison
Bitcoin Space Heater S19 Edition
MicroBT Whatsminer M21S
Based on BTC price of $78,067 and current network difficulty as of Apr 26, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Bitcoin Space Heater S19 Edition l'emporte sur 5 des 6 facteurs (efficacité, hashrate, consommation électrique, score de minage domestique, niveau sonore). Le MicroBT Whatsminer M21S a l'avantage en rapport qualité-prix. 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
Bitcoin Space Heater S19 EditionScore: 54/100. 55 dB noise level.
Best for Efficiency
Bitcoin Space Heater S19 Edition30.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitcoin Space Heater S19 Edition or MicroBT Whatsminer M21S more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitcoin Space Heater S19 Edition is more profitable at $-2.86/day compared to $-6.04/day for the MicroBT Whatsminer M21S. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitcoin Space Heater S19 Edition or MicroBT Whatsminer M21S?
The Bitcoin Space Heater S19 Edition is quieter at 55 dB compared to the MicroBT Whatsminer M21S at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitcoin Space Heater S19 Edition or MicroBT Whatsminer M21S?
The Bitcoin Space Heater S19 Edition scores 54/100 on our Home Mining Score (vs 22/100 for the MicroBT Whatsminer M21S). 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 Bitcoin Space Heater S19 Edition and MicroBT Whatsminer M21S?
The Bitcoin Space Heater S19 Edition runs at 30.0 J/TH while the MicroBT Whatsminer M21S runs at 60.0 J/TH — a difference of 30.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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