Bitmain Antminer S17 Pro (53Th) vs Canaan AvalonMiner 821
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S17 Pro (53Th) | Specification | Canaan AvalonMiner 821 |
|---|---|---|
| 53.0 TH/s | Hashrate | 11.5 TH/s |
| 2,094 W | Power Consumption | 1,200 W |
| 39.5 J/TH | Efficiency | 104.4 J/TH |
| — | Noise Level | — |
| 9,500.0 kg | Weight | 4,700.0 kg |
| 7,145 BTU/hr | BTU Output | 4,094 BTU/hr |
| 26/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Bitmain Antminer S17 Pro (53Th)
Canaan AvalonMiner 821
Based on BTC price of $79,081 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer S17 Pro (53Th) wins on 3 of 5 factors (efficiency, hashrate, price-performance). Where it pulls away hardest is 361% more hashrate (53.0 vs 11.5 TH/s). The Canaan AvalonMiner 821 claws back ground on power consumption and home mining score. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
The Bitmain Antminer S17 Pro (53Th) and Canaan AvalonMiner 821 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer S17 Pro (53Th) 361% more hashrate (53.0 vs 11.5 TH/s)
- Canaan AvalonMiner 821 43% better power draw (2,094 vs 1,200 W)
- Bitmain Antminer S17 Pro (53Th) 62% better efficiency (39.5 vs 104.4 J/TH)
- Canaan AvalonMiner 821 51% better weight (9,500 vs 4,700 kg)
- Bitmain Antminer S17 Pro (53Th) 74% more heat output (7,145 vs 4,094 BTU/hr)
- Canaan AvalonMiner 821 19% more home mining score (26.0 vs 31.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| Bitmain Antminer S17 Pro (53Th) | Metric | Canaan AvalonMiner 821 |
|---|---|---|
| $780 | Upfront cost (MSRP) | $699 |
| -$3.10 | Daily net profit | -$2.46 |
| -$1,910 | Net after 1 year | -$1,597 |
| -$3,041 | Net after 2 years | -$2,496 |
| -$4,171 | Net after 3 years | -$3,394 |
| 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
Canaan AvalonMiner 821Score: 31/100. 0 dB noise level.
Best for Efficiency
Bitmain Antminer S17 Pro (53Th)39.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitmain Antminer S17 Pro (53Th) vs Canaan AvalonMiner 821: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Canaan AvalonMiner 821 is more profitable at $-2.46/day compared to $-3.10/day for the Bitmain Antminer S17 Pro (53Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S17 Pro (53Th) or Canaan AvalonMiner 821?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Bitmain Antminer S17 Pro (53Th) vs Canaan AvalonMiner 821: which fits a residential setup better?
The Canaan AvalonMiner 821 scores 31/100 on our Home Mining Score (vs 26/100 for the Bitmain Antminer S17 Pro (53Th)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
What is the efficiency difference between Bitmain Antminer S17 Pro (53Th) and Canaan AvalonMiner 821?
The Bitmain Antminer S17 Pro (53Th) runs at 39.5 J/TH while the Canaan AvalonMiner 821 runs at 104.4 J/TH — a difference of 64.8 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 62% better efficiency (39.5 vs 104.4 J/TH).