Bitmain Antminer T19 Hydro vs Canaan AvalonMiner 821
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer T19 Hydro | Specification | Canaan AvalonMiner 821 |
|---|---|---|
| 158.0 TH/s | Taux de hachage | 11.5 TH/s |
| 5,451 W | Consommation électrique | 1,200 W |
| 34.5 J/TH | Efficiency | 104.4 J/TH |
| 40 dB | Niveau de bruit | — |
| 15.8 kg | Weight | 4,700.0 kg |
| 18,599 BTU/hr | BTU Output | 4,094 BTU/hr |
| 51/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Bitmain Antminer T19 Hydro
Canaan AvalonMiner 821
Based on BTC price of $78,208 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Bitmain Antminer T19 Hydro comes out ahead — it takes 4 of 5 (efficacité, hashrate, score de minage domestique, niveau sonore). The standout gap is 1274% more hashrate (158.0 vs 11.5 TH/s) in the Bitmain Antminer T19 Hydro's favour. That said, the Canaan AvalonMiner 821 isn't beaten everywhere — it still wins consommation électrique. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Here is every spec where the Bitmain Antminer T19 Hydro and Canaan AvalonMiner 821 actually differ, with the gap quantified:
- Bitmain Antminer T19 Hydro 1274% more hashrate (158.0 vs 11.5 TH/s)
- Canaan AvalonMiner 821 78% better power draw (5,451 vs 1,200 W)
- Bitmain Antminer T19 Hydro 67% better efficacité (34.5 vs 104.4 J/TH)
- Bitmain Antminer T19 Hydro 100% better weight (15.8 vs 4,700.0 kg)
- Bitmain Antminer T19 Hydro 354% more heat output (18,599 vs 4,094 BTU/hr)
- Bitmain Antminer T19 Hydro 65% more score de minage domestique (51.0 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 T19 Hydro | Metric | Canaan AvalonMiner 821 |
|---|---|---|
| — | Upfront cost (MSRP) | $699 |
| -$7.40 | Daily net profit | -$2.47 |
| -$2,700 | Net after 1 year | -$1,599 |
| -$5,399 | Net after 2 years | -$2,499 |
| -$8,099 | Net after 3 years | -$3,399 |
| — | 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
Bitmain Antminer T19 HydroScore: 51/100. 40 dB noise level.
Best for Efficiency
Bitmain Antminer T19 Hydro34.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitmain Antminer T19 Hydro or the Canaan AvalonMiner 821?
At the current BTC price and a $0.10/kWh electricity rate, the Canaan AvalonMiner 821 is more profitable at $-2.47/day compared to $-7.40/day for the Bitmain Antminer T19 Hydro. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer T19 Hydro or Canaan AvalonMiner 821?
The Bitmain Antminer T19 Hydro is quieter at 40 dB compared to the Canaan AvalonMiner 821 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Bitmain Antminer T19 Hydro vs Canaan AvalonMiner 821: which fits a residential setup better?
The Bitmain Antminer T19 Hydro scores 51/100 on our Home Mining Score (vs 31/100 for the Canaan AvalonMiner 821). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Bitmain Antminer T19 Hydro vs Canaan AvalonMiner 821: how much does the efficiency gap matter?
The Bitmain Antminer T19 Hydro runs at 34.5 J/TH while the Canaan AvalonMiner 821 runs at 104.4 J/TH — a difference of 69.9 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 67% better efficacité (34.5 vs 104.4 J/TH).