Antminer S19j Pro vs Canaan Avalon A1566I
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S19j Pro | Specification | Canaan Avalon A1566I |
|---|---|---|
| 100.0 TH/s | Taux de hachage | 249.0 TH/s |
| 3,050 W | Consommation électrique | 4,500 W |
| 30.5 J/TH | Efficiency | 18.1 J/TH |
| 75 dB | Niveau de bruit | 50 dB |
| 13.2 kg | Weight | 11.3 kg |
| 10,407 BTU/hr | BTU Output | 15,354 BTU/hr |
| 84/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Antminer S19j Pro
Canaan Avalon A1566I
Based on BTC price of $62,980 and current network difficulty as of Jun 4, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Canaan Avalon A1566I, which leads on 4 of 6 weighted factors (efficacité, hashrate, niveau sonore, rapport qualité-prix). Where it pulls away hardest is 149% more hashrate (100 vs 249 TH/s). The Antminer S19j Pro holds the edge in consommation électrique and score de minage domestique. Cross-check the spec deltas and operating-cost table above against your own electricity rate before deciding.
Spec Deltas
Stripped to the numbers, this is how far apart the Antminer S19j Pro and Canaan Avalon A1566I sit on each measurable spec:
- Canaan Avalon A1566I 149% more hashrate (100 vs 249 TH/s)
- Antminer S19j Pro 32% better power draw (3,050 vs 4,500 W)
- Canaan Avalon A1566I 41% better efficacité (30.5 vs 18.1 J/TH)
- Canaan Avalon A1566I 33% better noise (75.0 vs 50.0 dB)
- Canaan Avalon A1566I 14% better weight (13.2 vs 11.3 kg)
- Canaan Avalon A1566I 48% more heat output (10,407 vs 15,354 BTU/hr)
- Antminer S19j Pro 91% more score de minage domestique (84.0 vs 44.0)
Cost & ROI Over Time
A miner pays for itself in profit, not specs. These projections track upfront cost against one, two and three years of net earnings at $0.10/kWh.
| Antminer S19j Pro | Metric | Canaan Avalon A1566I |
|---|---|---|
| $2,500 | Upfront cost (MSRP) | $2,710 |
| -$4.47 | Daily net profit | -$3.71 |
| -$4,132 | Net after 1 year | -$4,062 |
| -$5,764 | Net after 2 years | -$5,415 |
| -$7,395 | Net after 3 years | -$6,767 |
| 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
Antminer S19j ProScore: 84/100. 75 dB noise level.
Best for Efficiency
Canaan Avalon A1566I18.1 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Antminer S19j Pro or the Canaan Avalon A1566I?
At the current BTC price and a $0.10/kWh electricity rate, the Canaan Avalon A1566I is more profitable at $-3.71/day compared to $-4.47/day for the Antminer S19j Pro. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Antminer S19j Pro vs Canaan Avalon A1566I: which runs at a lower noise level?
The Canaan Avalon A1566I is quieter at 50 dB compared to the Antminer S19j Pro at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer S19j Pro or Canaan Avalon A1566I?
The Antminer S19j Pro scores 84/100 on our Home Mining Score (vs 44/100 for the Canaan Avalon A1566I). 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 Antminer S19j Pro and Canaan Avalon A1566I?
The Antminer S19j Pro runs at 30.5 J/TH while the Canaan Avalon A1566I runs at 18.1 J/TH — a difference of 12.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 41% better efficacité (30.5 vs 18.1 J/TH).