Canaan AvalonMiner 821 vs Ebang Ebit E12+
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Canaan AvalonMiner 821 | Specification | Ebang Ebit E12+ |
|---|---|---|
| 11.5 TH/s | Hashrate | 50.0 TH/s |
| 1,200 W | Power Consumption | 2,500 W |
| 104.4 J/TH | Efficiency | 50.0 J/TH |
| — | Noise Level | — |
| 4,700.0 kg | Weight | 10,500.0 kg |
| 4,094 BTU/hr | BTU Output | 8,530 BTU/hr |
| 31/100 | Home Mining Score | 26/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Canaan | Manufacturer | Ebang |
Profitability Comparison
Canaan AvalonMiner 821
Ebang Ebit E12+
Based on BTC price of $77,866 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Ebang Ebit E12+ comes out ahead — it takes 2 of 4 (efficiency, hashrate). The standout gap is 335% more hashrate (11.5 vs 50.0 TH/s) in the Ebang Ebit E12+'s favour. The Canaan AvalonMiner 821 holds the edge in power consumption and home mining score. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Here is every spec where the Canaan AvalonMiner 821 and Ebang Ebit E12+ actually differ, with the gap quantified:
- Ebang Ebit E12+ 335% more hashrate (11.5 vs 50.0 TH/s)
- Canaan AvalonMiner 821 52% better power draw (1,200 vs 2,500 W)
- Ebang Ebit E12+ 52% better efficiency (104.4 vs 50.0 J/TH)
- Canaan AvalonMiner 821 55% better weight (4,700 vs 10,500 kg)
- Ebang Ebit E12+ 108% more heat output (4,094 vs 8,530 BTU/hr)
- Canaan AvalonMiner 821 19% more home mining score (31.0 vs 26.0)
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.
| Canaan AvalonMiner 821 | Metric | Ebang Ebit E12+ |
|---|---|---|
| $699 | Upfront cost (MSRP) | — |
| -$2.47 | Daily net profit | -$4.21 |
| -$1,600 | Net after 1 year | -$1,536 |
| -$2,501 | Net after 2 years | -$3,072 |
| -$3,401 | Net after 3 years | -$4,608 |
| Does not pay back at current rates (negative daily profit) | Payback period | — |
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 821Score: 31/100. 0 dB noise level.
Best for Efficiency
Ebang Ebit E12+50.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Canaan AvalonMiner 821 or the Ebang Ebit E12+?
At the current BTC price and a $0.10/kWh electricity rate, the Canaan AvalonMiner 821 is more profitable at $-2.47/day compared to $-4.21/day for the Ebang Ebit E12+. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Canaan AvalonMiner 821 vs Ebang Ebit E12+: which runs at a lower noise level?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Canaan AvalonMiner 821 or Ebang Ebit E12+?
The Canaan AvalonMiner 821 scores 31/100 on our Home Mining Score (vs 26/100 for the Ebang Ebit E12+). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Canaan AvalonMiner 821 and Ebang Ebit E12+ on J/TH?
The Canaan AvalonMiner 821 runs at 104.4 J/TH while the Ebang Ebit E12+ runs at 50.0 J/TH — a difference of 54.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 52% better efficiency (104.4 vs 50.0 J/TH).