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Canaan Avalon A15 Pro vs Canaan Avalon Nano 3S

Comparing
two miners
Decided by
Efficiency (J/TH, lower is better)
Last reviewed
2026-08-18
Canaan Avalon A15 Pro3.9

Canaan's answer to the Antminer S21 Pro: the same 15.0 J/TH efficiency at 221 TH/s, usually a few hundred dollars cheaper.

Canaan Avalon Nano 3S3.4

A silent desk miner is the promise; at about 45 dB and 140 W, the Avalon Nano 3S mostly keeps it while hashing 6 TH/s for the price of a video game.

Verdict: Canaan Avalon A15 Pro

Canaan Avalon A15 Pro is the more efficient machine: 15.0 J/TH against 23.3 J/TH for Canaan Avalon Nano 3S, on the rated watts and nominal hashrate each maker publishes.

Criterion
Efficiency (J/TH, lower is better)
Canaan Avalon A15 Pro
15.0 J/TH
Canaan Avalon Nano 3S
23.3 J/TH

Canaan Avalon A15 Pro and Canaan Avalon Nano 3S, fact by fact

Every row is from the two reviews as of their review dates, with sources on each. A check marks the side a decidable criterion favours; rows without one are information, not a score.

Canaan Avalon A15 Pro and Canaan Avalon Nano 3S compared fact by fact from their reviews; a check marks the side a decidable criterion favours.
FactCanaan Avalon A15 ProCanaan Avalon Nano 3S
Efficiency15.0 J/TH (favoured on this row)23.3 J/TH
Editorial rating3.93.4
Hashrate221 TH/s6.0 TH/s
Power draw3,315 W140 W
Street price$3,500 to $4,800$200 to $300
Price per TH/s (midpoint)$18.78 (favoured on this row)$41.67
CoolingAirPassive / small fan
Noise75 dBAbout 45 dB
Released20252025
Made byCanaanCanaan
Best forBuyers who want a third major manufacturer with competitive specs at a fair priceHobbyists who want a silent desk miner to learn on, not a profit machine
Last reviewed2026-08-182026-08-18

Frequently asked questions

Is Canaan Avalon A15 Pro or Canaan Avalon Nano 3S more efficient?

Canaan Avalon A15 Pro is the more efficient machine: 15.0 J/TH against 23.3 J/TH for Canaan Avalon Nano 3S, on the rated watts and nominal hashrate each maker publishes. Efficiency is derived from the record's rated watts and nominal hashrate and never stored, so it cannot disagree with the numbers beside it.

Which is better value, Canaan Avalon A15 Pro or Canaan Avalon Nano 3S?

Canaan Avalon A15 Pro, at $18.78 per TH/s against $41.67, on the midpoint of each street-price band (Canaan Avalon A15 Pro $3,500 to $4,800, Canaan Avalon Nano 3S $200 to $300) as of the review dates. A cheaper terahash that burns more power costs more over a year at most electricity prices.

Which is quieter, Canaan Avalon A15 Pro or Canaan Avalon Nano 3S?

Canaan Avalon A15 Pro: 75 dB, air cooling. Canaan Avalon Nano 3S: About 45 dB, passive / small fan cooling. Neither belongs in a room people use; the mining hub covers where each can actually run.

Which is newer, Canaan Avalon A15 Pro or Canaan Avalon Nano 3S?

Both were released in 2025 (Canaan Avalon A15 Pro in 2025, Canaan Avalon Nano 3S in 2025).

The full reviews: Canaan Avalon A15 Pro and Canaan Avalon Nano 3S, each with its sources, and every miner we review.

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