Antminer S19 XP vs MicroBT Whatsminer M21S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S19 XP | Specification | MicroBT Whatsminer M21S |
|---|---|---|
| 140.0 TH/s | Taux de hachage | 56.0 TH/s |
| 3,010 W | Consommation électrique | 3,360 W |
| 21.5 J/TH | Efficiency | 60.0 J/TH |
| 75 dB | Niveau de bruit | — |
| 14.4 kg | Weight | 12.5 kg |
| 10,270 BTU/hr | BTU Output | 11,464 BTU/hr |
| 84/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Antminer S19 XP
MicroBT Whatsminer M21S
Based on BTC price of $62,673 and current network difficulty as of Jun 4, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Antminer S19 XP l'emporte sur 5 des 6 facteurs (efficacité, hashrate, consommation électrique, score de minage domestique, niveau sonore). Its biggest concrete edge: 64% better efficacité (21.5 vs 60.0 J/TH). The MicroBT Whatsminer M21S claws back ground on rapport qualité-prix. Cross-check the spec deltas and operating-cost table above against your own electricity rate before deciding.
Spec Deltas
The Antminer S19 XP and MicroBT Whatsminer M21S diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Antminer S19 XP 150% more hashrate (140.0 vs 56.0 TH/s)
- Antminer S19 XP 10% better power draw (3,010 vs 3,360 W)
- Antminer S19 XP 64% better efficacité (21.5 vs 60.0 J/TH)
- MicroBT Whatsminer M21S 13% better weight (14.4 vs 12.5 kg)
- MicroBT Whatsminer M21S 12% more heat output (10,270 vs 11,464 BTU/hr)
- Antminer S19 XP 282% more score de minage domestique (84.0 vs 22.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| Antminer S19 XP | Metric | MicroBT Whatsminer M21S |
|---|---|---|
| $4,500 | Upfront cost (MSRP) | $650 |
| -$3.25 | Daily net profit | -$6.48 |
| -$5,688 | Net after 1 year | -$3,014 |
| -$6,876 | Net after 2 years | -$5,378 |
| -$8,064 | Net after 3 years | -$7,741 |
| Does not pay back at current rates (negative daily profit) | Payback period | Does not pay back at current rates (negative daily profit) |
Projections assume continuous operation, a flat $0.10/kWh rate, and no hardware degradation, pool fees, or BTC price change. Real-world ROI varies.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Antminer S19 XPScore: 84/100. 75 dB noise level.
Best for Efficiency
Antminer S19 XP21.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Antminer S19 XP or the MicroBT Whatsminer M21S?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer S19 XP is more profitable at $-3.25/day compared to $-6.48/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 Antminer S19 XP or MicroBT Whatsminer M21S?
The Antminer S19 XP is quieter at 75 dB compared to the MicroBT Whatsminer M21S at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Antminer S19 XP vs MicroBT Whatsminer M21S: which fits a residential setup better?
The Antminer S19 XP scores 84/100 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.
Antminer S19 XP vs MicroBT Whatsminer M21S: how much does the efficiency gap matter?
The Antminer S19 XP runs at 21.5 J/TH while the MicroBT Whatsminer M21S runs at 60.0 J/TH — a difference of 38.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 64% better efficacité (21.5 vs 60.0 J/TH).