Antminer S19j vs Canaan Avalon A15Pro-218T
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S19j | Specification | Canaan Avalon A15Pro-218T |
|---|---|---|
| 90.0 TH/s | Hashrate | 218.0 TH/s |
| 3,100 W | Power Consumption | 3,662 W |
| 34.4 J/TH | Efficiency | 16.8 J/TH |
| 75 dB | Noise Level | 75 dB |
| 13.0 kg | Weight | 14.9 kg |
| 10,577 BTU/hr | BTU Output | 12,495 BTU/hr |
| 84/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Antminer S19j
Canaan Avalon A15Pro-218T
Based on BTC price of $79,143 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Canaan Avalon A15Pro-218T edges it: 3 of 5 factors go its way (efficiency, hashrate, price-performance). Its biggest concrete edge: 142% more hashrate (90.0 vs 218.0 TH/s). The Antminer S19j holds the edge in power consumption and home mining score. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
The Antminer S19j and Canaan Avalon A15Pro-218T diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Canaan Avalon A15Pro-218T 142% more hashrate (90.0 vs 218.0 TH/s)
- Antminer S19j 15% better power draw (3,100 vs 3,662 W)
- Canaan Avalon A15Pro-218T 51% better efficiency (34.4 vs 16.8 J/TH)
- Antminer S19j 13% better weight (13.0 vs 14.9 kg)
- Canaan Avalon A15Pro-218T 18% more heat output (10,577 vs 12,495 BTU/hr)
- Antminer S19j 180% more home mining score (84.0 vs 30.0)
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 A15Pro-218T |
|---|---|---|
| $2,000 | Upfront cost (MSRP) | $2,525 |
| -$4.16 | Daily net profit | -$0.85 |
| -$3,519 | Net after 1 year | -$2,835 |
| -$5,038 | Net after 2 years | -$3,145 |
| -$6,558 | Net after 3 years | -$3,455 |
| 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
Canaan Avalon A15Pro-218T16.8 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Antminer S19j or the Canaan Avalon A15Pro-218T?
At the current BTC price and a $0.10/kWh electricity rate, the Canaan Avalon A15Pro-218T is more profitable at $-0.85/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 A15Pro-218T?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Antminer S19j or Canaan Avalon A15Pro-218T?
The Antminer S19j scores 84/100 on our Home Mining Score (vs 30/100 for the Canaan Avalon A15Pro-218T). 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 A15Pro-218T on J/TH?
The Antminer S19j runs at 34.4 J/TH while the Canaan Avalon A15Pro-218T runs at 16.8 J/TH — a difference of 17.6 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 51% better efficiency (34.4 vs 16.8 J/TH).