Bitmain Antminer S19j (90Th) vs Whatsminer M30S++ (Hydro)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S19j (90Th) | Specification | Whatsminer M30S++ (Hydro) |
|---|---|---|
| 90.0 TH/s | Taux de hachage | 112.0 TH/s |
| 3,250 W | Consommation électrique | 3,472 W |
| 36.1 J/TH | Efficiency | 31.0 J/TH |
| — | Niveau de bruit | 50 dB |
| 14,200.0 kg | Weight | 12.0 kg |
| 11,089 BTU/hr | BTU Output | 11,847 BTU/hr |
| 22/100 | Home Mining Score | 50/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Bitmain Antminer S19j (90Th)
Whatsminer M30S++ (Hydro)
Based on BTC price of $78,208 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Whatsminer M30S++ (Hydro) edges it: 4 of 6 factors go its way (efficacité, hashrate, score de minage domestique, niveau sonore). Where it pulls away hardest is 24% more hashrate (90.0 vs 112.0 TH/s). The Bitmain Antminer S19j (90Th) claws back ground on consommation électrique and rapport qualité-prix. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Stripped to the numbers, this is how far apart the Bitmain Antminer S19j (90Th) and Whatsminer M30S++ (Hydro) sit on each measurable spec:
- Whatsminer M30S++ (Hydro) 24% more hashrate (90.0 vs 112.0 TH/s)
- Bitmain Antminer S19j (90Th) 6% better power draw (3,250 vs 3,472 W)
- Whatsminer M30S++ (Hydro) 14% better efficacité (36.1 vs 31.0 J/TH)
- Whatsminer M30S++ (Hydro) 100% better weight (14,200.0 vs 12.0 kg)
- Whatsminer M30S++ (Hydro) 7% more heat output (11,089 vs 11,847 BTU/hr)
- Whatsminer M30S++ (Hydro) 127% more score de minage domestique (22.0 vs 50.0)
Cost & ROI Over Time
Sticker price versus what the miner actually earns back: the table below projects cumulative net profit at a $0.10/kWh electricity rate.
| Bitmain Antminer S19j (90Th) | Metric | Whatsminer M30S++ (Hydro) |
|---|---|---|
| $405 | Upfront cost (MSRP) | $3,000 |
| -$4.56 | Daily net profit | -$4.30 |
| -$2,070 | Net after 1 year | -$4,570 |
| -$3,734 | Net after 2 years | -$6,140 |
| -$5,399 | Net after 3 years | -$7,711 |
| 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
Whatsminer M30S++ (Hydro)Score: 50/100. 50 dB noise level.
Best for Efficiency
Whatsminer M30S++ (Hydro)31.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S19j (90Th) or Whatsminer M30S++ (Hydro) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Whatsminer M30S++ (Hydro) is more profitable at $-4.30/day compared to $-4.56/day for the Bitmain Antminer S19j (90Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitmain Antminer S19j (90Th) or the Whatsminer M30S++ (Hydro) better for noise-sensitive spaces?
The Whatsminer M30S++ (Hydro) is quieter at 50 dB compared to the Bitmain Antminer S19j (90Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Bitmain Antminer S19j (90Th) vs Whatsminer M30S++ (Hydro): which fits a residential setup better?
The Whatsminer M30S++ (Hydro) scores 50/100 on our Home Mining Score (vs 22/100 for the Bitmain Antminer S19j (90Th)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Bitmain Antminer S19j (90Th) and Whatsminer M30S++ (Hydro) on J/TH?
The Bitmain Antminer S19j (90Th) runs at 36.1 J/TH while the Whatsminer M30S++ (Hydro) runs at 31.0 J/TH — a difference of 5.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 14% better efficacité (36.1 vs 31.0 J/TH).
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