Bitmain Antminer S19 Pro (100Th/s)
Bitmain Antminer S19 Pro (100Th/s) vs MicroBT Whatsminer M21
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S19 Pro (100Th/s) | Specification | MicroBT Whatsminer M21 |
|---|---|---|
| 100.0 TH/s | Taux de hachage | 31.0 TH/s |
| 2,950 W | Consommation électrique | 1,860 W |
| 29.5 J/TH | Efficiency | 60.0 J/TH |
| — | Niveau de bruit | — |
| 14.6 kg | Weight | 7,150.0 kg |
| 10,065 BTU/hr | BTU Output | 6,346 BTU/hr |
| 22/100 | Home Mining Score | 28/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Bitmain Antminer S19 Pro (100Th/s)
MicroBT Whatsminer M21
Based on BTC price of $78,208 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Bitmain Antminer S19 Pro (100Th/s) l'emporte sur 2 des 4 facteurs (efficacité, hashrate). Its biggest concrete edge: 223% more hashrate (100.0 vs 31.0 TH/s). The MicroBT Whatsminer M21 holds the edge in consommation électrique and score de minage domestique. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
The Bitmain Antminer S19 Pro (100Th/s) and MicroBT Whatsminer M21 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer S19 Pro (100Th/s) 223% more hashrate (100.0 vs 31.0 TH/s)
- MicroBT Whatsminer M21 37% better power draw (2,950 vs 1,860 W)
- Bitmain Antminer S19 Pro (100Th/s) 51% better efficacité (29.5 vs 60.0 J/TH)
- Bitmain Antminer S19 Pro (100Th/s) 100% better weight (14.6 vs 7,150.0 kg)
- Bitmain Antminer S19 Pro (100Th/s) 59% more heat output (10,065 vs 6,346 BTU/hr)
- MicroBT Whatsminer M21 27% more score de minage domestique (22.0 vs 28.0)
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.
| Bitmain Antminer S19 Pro (100Th/s) | Metric | MicroBT Whatsminer M21 |
|---|---|---|
| $525 | Upfront cost (MSRP) | — |
| -$3.48 | Daily net profit | -$3.35 |
| -$1,796 | Net after 1 year | -$1,222 |
| -$3,066 | Net after 2 years | -$2,444 |
| -$4,337 | Net after 3 years | -$3,666 |
| Does not pay back at current rates (negative daily profit) | Payback period | — |
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
MicroBT Whatsminer M21Score: 28/100. 0 dB noise level.
Best for Efficiency
Bitmain Antminer S19 Pro (100Th/s)29.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitmain Antminer S19 Pro (100Th/s) or the MicroBT Whatsminer M21?
At the current BTC price and a $0.10/kWh electricity rate, the MicroBT Whatsminer M21 is more profitable at $-3.35/day compared to $-3.48/day for the Bitmain Antminer S19 Pro (100Th/s). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitmain Antminer S19 Pro (100Th/s) or the MicroBT Whatsminer M21 better for noise-sensitive spaces?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Bitmain Antminer S19 Pro (100Th/s) or MicroBT Whatsminer M21?
The MicroBT Whatsminer M21 scores 28/100 on our Home Mining Score (vs 22/100 for the Bitmain Antminer S19 Pro (100Th/s)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Bitmain Antminer S19 Pro (100Th/s) vs MicroBT Whatsminer M21: how much does the efficiency gap matter?
The Bitmain Antminer S19 Pro (100Th/s) runs at 29.5 J/TH while the MicroBT Whatsminer M21 runs at 60.0 J/TH — a difference of 30.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 51% better efficacité (29.5 vs 60.0 J/TH).
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