Bitmain Antminer S21 XP+ Hyd (500Th)
Bitmain Antminer S21 XP+ Hyd (500Th) vs Bitmain Antminer S9 SE (16Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21 XP+ Hyd (500Th) | Specification | Bitmain Antminer S9 SE (16Th) |
|---|---|---|
| 500.0 TH/s | Taux de hachage | 16.0 TH/s |
| 5,500 W | Consommation électrique | 1,280 W |
| 11.0 J/TH | Efficiency | 80.0 J/TH |
| 50 dB | Niveau de bruit | — |
| 13.8 kg | Weight | 4,560.0 kg |
| 18,766 BTU/hr | BTU Output | 4,367 BTU/hr |
| 44/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer S21 XP+ Hyd (500Th)
Bitmain Antminer S9 SE (16Th)
Based on BTC price of $78,071 and current network difficulty as of May 17, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitmain Antminer S21 XP+ Hyd (500Th) edges it: 4 of 5 factors go its way (efficacité, hashrate, score de minage domestique, niveau sonore). The standout gap is 3025% more hashrate (500.0 vs 16.0 TH/s) in the Bitmain Antminer S21 XP+ Hyd (500Th)'s favour. The Bitmain Antminer S9 SE (16Th) claws back ground on consommation électrique. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
The Bitmain Antminer S21 XP+ Hyd (500Th) and Bitmain Antminer S9 SE (16Th) diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer S21 XP+ Hyd (500Th) 3025% more hashrate (500.0 vs 16.0 TH/s)
- Bitmain Antminer S9 SE (16Th) 77% better power draw (5,500 vs 1,280 W)
- Bitmain Antminer S21 XP+ Hyd (500Th) 86% better efficacité (11.0 vs 80.0 J/TH)
- Bitmain Antminer S21 XP+ Hyd (500Th) 100% better weight (13.8 vs 4,560.0 kg)
- Bitmain Antminer S21 XP+ Hyd (500Th) 330% more heat output (18,766 vs 4,367 BTU/hr)
- Bitmain Antminer S21 XP+ Hyd (500Th) 42% more score de minage domestique (44.0 vs 31.0)
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 S21 XP+ Hyd (500Th) | Metric | Bitmain Antminer S9 SE (16Th) |
|---|---|---|
| $9,125 | Upfront cost (MSRP) | — |
| $4.76 | Daily net profit | -$2.50 |
| -$7,386 | Net after 1 year | -$911 |
| -$5,647 | Net after 2 years | -$1,823 |
| -$3,908 | Net after 3 years | -$2,734 |
| Takes ~5.2 years to pay back at current rates | 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
Bitmain Antminer S21 XP+ Hyd (500Th)$7.26/day higher profit at current rates.
Best for Home Mining
Bitmain Antminer S21 XP+ Hyd (500Th)Score: 44/100. 50 dB noise level.
Best for Efficiency
Bitmain Antminer S21 XP+ Hyd (500Th)11.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S21 XP+ Hyd (500Th) or Bitmain Antminer S9 SE (16Th) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21 XP+ Hyd (500Th) is more profitable at $4.76/day compared to $-2.50/day for the Bitmain Antminer S9 SE (16Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitmain Antminer S21 XP+ Hyd (500Th) or the Bitmain Antminer S9 SE (16Th) better for noise-sensitive spaces?
The Bitmain Antminer S21 XP+ Hyd (500Th) is quieter at 50 dB compared to the Bitmain Antminer S9 SE (16Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the Bitmain Antminer S21 XP+ Hyd (500Th) or the Bitmain Antminer S9 SE (16Th)?
The Bitmain Antminer S21 XP+ Hyd (500Th) scores 44/100 on our Home Mining Score (vs 31/100 for the Bitmain Antminer S9 SE (16Th)). 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 S21 XP+ Hyd (500Th) and Bitmain Antminer S9 SE (16Th)?
The Bitmain Antminer S21 XP+ Hyd (500Th) runs at 11.0 J/TH while the Bitmain Antminer S9 SE (16Th) runs at 80.0 J/TH — a difference of 69.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 86% better efficacité (11.0 vs 80.0 J/TH).
Compare Bitmain Antminer S21 XP+ Hyd (500Th) with...
- Bitmain Antminer S21 XP+ Hyd (500Th) vs Antminer AL1
- Bitmain Antminer S21 XP+ Hyd (500Th) vs Antminer D7
- Bitmain Antminer S21 XP+ Hyd (500Th) vs Antminer D9
- Bitmain Antminer S21 XP+ Hyd (500Th) vs Antminer E9 Pro
- Bitmain Antminer S21 XP+ Hyd (500Th) vs Antminer K7
- Bitmain Antminer S21 XP+ Hyd (500Th) vs Antminer KS3