Bitmain Antminer S21e Hyd (288Th) vs Whatsminer M63
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21e Hyd (288Th) | Specification | Whatsminer M63 |
|---|---|---|
| 288.0 TH/s | Hashrate | 360.0 TH/s |
| 4,896 W | Power Consumption | 7,200 W |
| 17.0 J/TH | Efficiency | 20.0 J/TH |
| 50 dB | Noise Level | 50 dB |
| 13.8 kg | Weight | 27.5 kg |
| 16,705 BTU/hr | BTU Output | 24,566 BTU/hr |
| 44/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Bitmain Antminer S21e Hyd (288Th)
Whatsminer M63
Based on BTC price of $76,982 and current network difficulty as of May 18, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer S21e Hyd (288Th) wins on 3 of 4 factors (efficiency, power consumption, price-performance). The standout gap is 32% better power draw (4,896 vs 7,200 W) in the Bitmain Antminer S21e Hyd (288Th)'s favour. The Whatsminer M63 holds the edge in hashrate. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Stripped to the numbers, this is how far apart the Bitmain Antminer S21e Hyd (288Th) and Whatsminer M63 sit on each measurable spec:
- Whatsminer M63 25% more hashrate (288 vs 360 TH/s)
- Bitmain Antminer S21e Hyd (288Th) 32% better power draw (4,896 vs 7,200 W)
- Bitmain Antminer S21e Hyd (288Th) 15% better efficiency (17.0 vs 20.0 J/TH)
- Bitmain Antminer S21e Hyd (288Th) 50% better weight (13.8 vs 27.5 kg)
- Whatsminer M63 47% more heat output (16,705 vs 24,566 BTU/hr)
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 M63 |
|---|---|---|
| $1,498 | Upfront cost (MSRP) | $11,000 |
| -$1.55 | Daily net profit | -$4.53 |
| -$2,063 | Net after 1 year | -$12,652 |
| -$2,628 | Net after 2 years | -$14,304 |
| -$3,193 | Net after 3 years | -$15,957 |
| 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
TieBoth miners are equally suitable for home use.
Best for Efficiency
Bitmain Antminer S21e Hyd (288Th)17.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitmain Antminer S21e Hyd (288Th) vs Whatsminer M63: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21e Hyd (288Th) is more profitable at $-1.55/day compared to $-4.53/day for the Whatsminer M63. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S21e Hyd (288Th) or Whatsminer M63?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Bitmain Antminer S21e Hyd (288Th) vs Whatsminer M63: which fits a residential setup better?
Both miners score similarly on our Home Mining Score. Consider your specific constraints (noise tolerance, available power, heat needs) to decide.
What is the efficiency difference between Bitmain Antminer S21e Hyd (288Th) and Whatsminer M63?
The Bitmain Antminer S21e Hyd (288Th) runs at 17.0 J/TH while the Whatsminer M63 runs at 20.0 J/TH — a difference of 3.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 15% better efficiency (17.0 vs 20.0 J/TH).