Antminer T21 vs Canaan Avalon A15-194T
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer T21 | Specification | Canaan Avalon A15-194T |
|---|---|---|
| 190.0 TH/s | Taux de hachage | 194.0 TH/s |
| 3,610 W | Consommation électrique | 3,647 W |
| 19.0 J/TH | Efficiency | 18.8 J/TH |
| 75 dB | Niveau de bruit | 75 dB |
| 14.6 kg | Weight | 12.8 kg |
| 12,317 BTU/hr | BTU Output | 12,444 BTU/hr |
| 30/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Antminer T21
Canaan Avalon A15-194T
Based on BTC price of $62,980 and current network difficulty as of Jun 4, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Canaan Avalon A15-194T edges it: 3 of 4 factors go its way (efficacité, hashrate, rapport qualité-prix). Where it pulls away hardest is 2% more hashrate (190 vs 194 TH/s). That said, the Antminer T21 isn't beaten everywhere — it still wins consommation électrique. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
The Antminer T21 and Canaan Avalon A15-194T diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Canaan Avalon A15-194T 2% more hashrate (190 vs 194 TH/s)
- Antminer T21 1% better power draw (3,610 vs 3,647 W)
- Canaan Avalon A15-194T 1% better efficacité (19.0 vs 18.8 J/TH)
- Canaan Avalon A15-194T 12% better weight (14.6 vs 12.8 kg)
- Canaan Avalon A15-194T 1% more heat output (12,317 vs 12,444 BTU/hr)
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.
| Antminer T21 | Metric | Canaan Avalon A15-194T |
|---|---|---|
| $4,200 | Upfront cost (MSRP) | $2,749 |
| -$3.25 | Daily net profit | -$3.23 |
| -$5,386 | Net after 1 year | -$3,926 |
| -$6,573 | Net after 2 years | -$5,103 |
| -$7,759 | Net after 3 years | -$6,281 |
| 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
TieBoth miners are equally suitable for home use.
Best for Efficiency
Canaan Avalon A15-194T18.8 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Antminer T21 vs Canaan Avalon A15-194T: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Canaan Avalon A15-194T is more profitable at $-3.23/day compared to $-3.25/day for the Antminer T21. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer T21 or Canaan Avalon A15-194T?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Antminer T21 vs Canaan Avalon A15-194T: which fits a residential setup better?
Both miners score similarly on our Home Mining Score. Consider your specific constraints (noise tolerance, available power, heat needs) to decide.
What is the efficiency difference between Antminer T21 and Canaan Avalon A15-194T?
The Antminer T21 runs at 19.0 J/TH while the Canaan Avalon A15-194T runs at 18.8 J/TH — a difference of 0.2 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 1% better efficacité (19.0 vs 18.8 J/TH).