Bitmain Antminer S21 Hyd (335Th) vs Pantech SX6
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21 Hyd (335Th) | Specification | Pantech SX6 |
|---|---|---|
| 335.0 TH/s | Taux de hachage | 8.5 TH/s |
| 5,360 W | Consommation électrique | 1,000 W |
| 16.0 J/TH | Efficiency | 117.7 J/TH |
| — | Niveau de bruit | — |
| 14.2 kg | Weight | 3,000.0 kg |
| 18,288 BTU/hr | BTU Output | 3,412 BTU/hr |
| 16/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Pantech |
Profitability Comparison
Bitmain Antminer S21 Hyd (335Th)
Pantech SX6
Based on BTC price of $77,089 and current network difficulty as of May 18, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Bitmain Antminer S21 Hyd (335Th), which leads on 2 of 4 weighted factors (efficacité, hashrate). Its biggest concrete edge: 3841% more hashrate (335.0 vs 8.5 TH/s). The Pantech SX6 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
The Bitmain Antminer S21 Hyd (335Th) and Pantech SX6 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer S21 Hyd (335Th) 3841% more hashrate (335.0 vs 8.5 TH/s)
- Pantech SX6 81% better power draw (5,360 vs 1,000 W)
- Bitmain Antminer S21 Hyd (335Th) 86% better efficacité (16.0 vs 117.7 J/TH)
- Bitmain Antminer S21 Hyd (335Th) 100% better weight (14.2 vs 3,000.0 kg)
- Bitmain Antminer S21 Hyd (335Th) 436% more heat output (18,288 vs 3,412 BTU/hr)
- Pantech SX6 94% more score de minage domestique (16.0 vs 31.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| Bitmain Antminer S21 Hyd (335Th) | Metric | Pantech SX6 |
|---|---|---|
| $3,999 | Upfront cost (MSRP) | — |
| -$0.98 | Daily net profit | -$2.10 |
| -$4,357 | Net after 1 year | -$766 |
| -$4,714 | Net after 2 years | -$1,532 |
| -$5,072 | Net after 3 years | -$2,298 |
| Does not pay back at current rates (negative daily profit) | 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
TieBoth miners produce similar daily profit.
Best for Home Mining
Pantech SX6Score: 31/100. 0 dB noise level.
Best for Efficiency
Bitmain Antminer S21 Hyd (335Th)16.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S21 Hyd (335Th) or Pantech SX6 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21 Hyd (335Th) is more profitable at $-0.98/day compared to $-2.10/day for the Pantech SX6. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S21 Hyd (335Th) or Pantech SX6?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Bitmain Antminer S21 Hyd (335Th) or Pantech SX6?
The Pantech SX6 scores 31/100 on our Home Mining Score (vs 16/100 for the Bitmain Antminer S21 Hyd (335Th)). 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 Hyd (335Th) and Pantech SX6?
The Bitmain Antminer S21 Hyd (335Th) runs at 16.0 J/TH while the Pantech SX6 runs at 117.7 J/TH — a difference of 101.7 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 86% better efficacité (16.0 vs 117.7 J/TH).