Bitmain Antminer S21e XP Hyd 3U vs Whatsminer M63S+
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21e XP Hyd 3U | Specification | Whatsminer M63S+ |
|---|---|---|
| 860.0 TH/s | Hashrate | 450.0 TH/s |
| 11,180 W | Power Consumption | 7,650 W |
| 13.0 J/TH | Efficiency | 17.0 J/TH |
| 50 dB | Noise Level | 50 dB |
| — | Weight | 27.5 kg |
| 38,146 BTU/hr | BTU Output | 26,102 BTU/hr |
| 44/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Bitmain Antminer S21e XP Hyd 3U
Whatsminer M63S+
Based on BTC price of $79,126 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer S21e XP Hyd 3U wins on 3 of 4 factors (efficiency, hashrate, price-performance). The standout gap is 91% more hashrate (860 vs 450 TH/s) in the Bitmain Antminer S21e XP Hyd 3U's favour. The Whatsminer M63S+ claws back ground on power consumption. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Stripped to the numbers, this is how far apart the Bitmain Antminer S21e XP Hyd 3U and Whatsminer M63S+ sit on each measurable spec:
- Bitmain Antminer S21e XP Hyd 3U 91% more hashrate (860 vs 450 TH/s)
- Whatsminer M63S+ 32% better power draw (11,180 vs 7,650 W)
- Bitmain Antminer S21e XP Hyd 3U 24% better efficiency (13.0 vs 17.0 J/TH)
- Bitmain Antminer S21e XP Hyd 3U 46% more heat output (38,146 vs 26,102 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 XP Hyd 3U | Metric | Whatsminer M63S+ |
|---|---|---|
| $10,899 | Upfront cost (MSRP) | $14,000 |
| $4.48 | Daily net profit | -$1.97 |
| -$9,263 | Net after 1 year | -$14,721 |
| -$7,627 | Net after 2 years | -$15,441 |
| -$5,990 | Net after 3 years | -$16,162 |
| Takes ~6.7 years to pay back at current rates | 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
Bitmain Antminer S21e XP Hyd 3U$6.46/day higher profit at current rates.
Best for Home Mining
TieBoth miners are equally suitable for home use.
Best for Efficiency
Bitmain Antminer S21e XP Hyd 3U13.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitmain Antminer S21e XP Hyd 3U or the Whatsminer M63S+?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21e XP Hyd 3U is more profitable at $4.48/day compared to $-1.97/day for the Whatsminer M63S+. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S21e XP Hyd 3U or Whatsminer M63S+?
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 XP Hyd 3U or Whatsminer M63S+?
Both miners score similarly on our Home Mining Score. Consider your specific constraints (noise tolerance, available power, heat needs) to decide.
How far apart are the Bitmain Antminer S21e XP Hyd 3U and Whatsminer M63S+ on J/TH?
The Bitmain Antminer S21e XP Hyd 3U runs at 13.0 J/TH while the Whatsminer M63S+ runs at 17.0 J/TH — a difference of 4.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 24% better efficiency (13.0 vs 17.0 J/TH).