Bitmain Antminer S21e Hyd (288Th) vs Whatsminer M30S++ (Hydro)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21e Hyd (288Th) | Specification | Whatsminer M30S++ (Hydro) |
|---|---|---|
| 288.0 TH/s | Taux de hachage | 112.0 TH/s |
| 4,896 W | Consommation électrique | 3,472 W |
| 17.0 J/TH | Efficiency | 31.0 J/TH |
| 50 dB | Niveau de bruit | 50 dB |
| 13.8 kg | Weight | 12.0 kg |
| 16,705 BTU/hr | BTU Output | 11,847 BTU/hr |
| 44/100 | Home Mining Score | 50/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Bitmain Antminer S21e Hyd (288Th)
Whatsminer M30S++ (Hydro)
Based on BTC price of $78,163 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Bitmain Antminer S21e Hyd (288Th) comes out ahead — it takes 3 of 5 (efficacité, hashrate, rapport qualité-prix). The standout gap is 157% more hashrate (288 vs 112 TH/s) in the Bitmain Antminer S21e Hyd (288Th)'s favour. The Whatsminer M30S++ (Hydro) claws back ground on consommation électrique and score de minage domestique. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Here is every spec where the Bitmain Antminer S21e Hyd (288Th) and Whatsminer M30S++ (Hydro) actually differ, with the gap quantified:
- Bitmain Antminer S21e Hyd (288Th) 157% more hashrate (288 vs 112 TH/s)
- Whatsminer M30S++ (Hydro) 29% better power draw (4,896 vs 3,472 W)
- Bitmain Antminer S21e Hyd (288Th) 45% better efficacité (17.0 vs 31.0 J/TH)
- Whatsminer M30S++ (Hydro) 13% better weight (13.8 vs 12.0 kg)
- Bitmain Antminer S21e Hyd (288Th) 41% more heat output (16,705 vs 11,847 BTU/hr)
- Whatsminer M30S++ (Hydro) 14% more score de minage domestique (44.0 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 S21e Hyd (288Th) | Metric | Whatsminer M30S++ (Hydro) |
|---|---|---|
| $1,498 | Upfront cost (MSRP) | $3,000 |
| -$1.39 | Daily net profit | -$4.30 |
| -$2,006 | Net after 1 year | -$4,571 |
| -$2,514 | Net after 2 years | -$6,142 |
| -$3,021 | Net after 3 years | -$7,713 |
| 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
Bitmain Antminer S21e Hyd (288Th)17.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitmain Antminer S21e Hyd (288Th) or the Whatsminer M30S++ (Hydro)?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21e Hyd (288Th) is more profitable at $-1.39/day compared to $-4.30/day for the Whatsminer M30S++ (Hydro). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitmain Antminer S21e Hyd (288Th) or the Whatsminer M30S++ (Hydro) 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 S21e Hyd (288Th) or Whatsminer M30S++ (Hydro)?
The Whatsminer M30S++ (Hydro) scores 50/100 on our Home Mining Score (vs 44/100 for the Bitmain Antminer S21e Hyd (288Th)). 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 Bitmain Antminer S21e Hyd (288Th) and Whatsminer M30S++ (Hydro)?
The Bitmain Antminer S21e Hyd (288Th) runs at 17.0 J/TH while the Whatsminer M30S++ (Hydro) runs at 31.0 J/TH — a difference of 14.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 45% better efficacité (17.0 vs 31.0 J/TH).
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