Canaan AvalonMiner 1047 vs MicroBT Whatsminer M21S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Canaan AvalonMiner 1047 | Specification | MicroBT Whatsminer M21S |
|---|---|---|
| 37.0 TH/s | Hashrate | 56.0 TH/s |
| 2,380 W | Power Consumption | 3,360 W |
| 64.3 J/TH | Efficiency | 60.0 J/TH |
| — | Noise Level | — |
| 7,600.0 kg | Weight | 12,500.0 kg |
| 8,121 BTU/hr | BTU Output | 11,464 BTU/hr |
| 26/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Canaan | Manufacturer | MicroBT |
Profitability Comparison
Canaan AvalonMiner 1047
MicroBT Whatsminer M21S
Based on BTC price of $79,071 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Weighing six performance factors, the MicroBT Whatsminer M21S comes out ahead — it takes 2 of 4 (efficiency, hashrate). Its biggest concrete edge: 51% more hashrate (37.0 vs 56.0 TH/s). The Canaan AvalonMiner 1047 claws back ground on power consumption and home mining score. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Here is every spec where the Canaan AvalonMiner 1047 and MicroBT Whatsminer M21S actually differ, with the gap quantified:
- MicroBT Whatsminer M21S 51% more hashrate (37.0 vs 56.0 TH/s)
- Canaan AvalonMiner 1047 29% better power draw (2,380 vs 3,360 W)
- MicroBT Whatsminer M21S 7% better efficiency (64.3 vs 60.0 J/TH)
- Canaan AvalonMiner 1047 39% better weight (7,600 vs 12,500 kg)
- MicroBT Whatsminer M21S 41% more heat output (8,121 vs 11,464 BTU/hr)
- Canaan AvalonMiner 1047 18% more home mining score (26.0 vs 22.0)
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.
| Canaan AvalonMiner 1047 | Metric | MicroBT Whatsminer M21S |
|---|---|---|
| — | Upfront cost (MSRP) | $650 |
| -$4.32 | Daily net profit | -$5.96 |
| -$1,578 | Net after 1 year | -$2,826 |
| -$3,156 | Net after 2 years | -$5,003 |
| -$4,734 | Net after 3 years | -$7,179 |
| — | 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
Canaan AvalonMiner 1047Score: 26/100. 0 dB noise level.
Best for Efficiency
MicroBT Whatsminer M21S60.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Canaan AvalonMiner 1047 or MicroBT Whatsminer M21S more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Canaan AvalonMiner 1047 is more profitable at $-4.32/day compared to $-5.96/day for the MicroBT Whatsminer M21S. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Canaan AvalonMiner 1047 or the MicroBT Whatsminer M21S better for noise-sensitive spaces?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Canaan AvalonMiner 1047 vs MicroBT Whatsminer M21S: which fits a residential setup better?
The Canaan AvalonMiner 1047 scores 26/100 on our Home Mining Score (vs 22/100 for the MicroBT Whatsminer M21S). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Canaan AvalonMiner 1047 vs MicroBT Whatsminer M21S: how much does the efficiency gap matter?
The Canaan AvalonMiner 1047 runs at 64.3 J/TH while the MicroBT Whatsminer M21S runs at 60.0 J/TH — a difference of 4.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 7% better efficiency (64.3 vs 60.0 J/TH).