Antminer S19j vs Canaan Avalon Nano 3
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S19j | Specification | Canaan Avalon Nano 3 |
|---|---|---|
| 90.0 TH/s | Hashrate | 4.0 TH/s |
| 3,100 W | Power Consumption | 1,400 W |
| 34.4 J/TH | Efficiency | 350.0 J/TH |
| 75 dB | Noise Level | 35 dB |
| 13.0 kg | Weight | 0.7 kg |
| 10,577 BTU/hr | BTU Output | 4,777 BTU/hr |
| 84/100 | Home Mining Score | 66/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Antminer S19j
Canaan Avalon Nano 3
Based on BTC price of $79,245 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Antminer S19j comes out ahead — it takes 4 of 6 (efficiency, hashrate, home mining score, price-performance). Where it pulls away hardest is 2150% more hashrate (90.0 vs 4.0 TH/s). The Canaan Avalon Nano 3 claws back ground on power consumption and noise level. 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 Antminer S19j and Canaan Avalon Nano 3 sit on each measurable spec:
- Antminer S19j 2150% more hashrate (90.0 vs 4.0 TH/s)
- Canaan Avalon Nano 3 55% better power draw (3,100 vs 1,400 W)
- Antminer S19j 90% better efficiency (34.4 vs 350.0 J/TH)
- Canaan Avalon Nano 3 53% better noise (75.0 vs 35.0 dB)
- Canaan Avalon Nano 3 94% better weight (13.0 vs 0.7 kg)
- Antminer S19j 121% more heat output (10,577 vs 4,777 BTU/hr)
- Antminer S19j 27% more home mining score (84.0 vs 66.0)
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 | Metric | Canaan Avalon Nano 3 |
|---|---|---|
| $2,000 | Upfront cost (MSRP) | $149 |
| -$4.16 | Daily net profit | -$3.21 |
| -$3,518 | Net after 1 year | -$1,322 |
| -$5,035 | Net after 2 years | -$2,495 |
| -$6,553 | Net after 3 years | -$3,668 |
| 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 S19jScore: 84/100. 75 dB noise level.
Best for Efficiency
Antminer S19j34.4 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S19j or Canaan Avalon Nano 3 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Canaan Avalon Nano 3 is more profitable at $-3.21/day compared to $-4.16/day for the Antminer S19j. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer S19j or Canaan Avalon Nano 3?
The Canaan Avalon Nano 3 is quieter at 35 dB compared to the Antminer S19j at 75 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the Antminer S19j or the Canaan Avalon Nano 3?
The Antminer S19j scores 84/100 on our Home Mining Score (vs 66/100 for the Canaan Avalon Nano 3). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Antminer S19j and Canaan Avalon Nano 3 on J/TH?
The Antminer S19j runs at 34.4 J/TH while the Canaan Avalon Nano 3 runs at 350.0 J/TH — a difference of 315.6 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 90% better efficiency (34.4 vs 350.0 J/TH).