Bitmain Antminer S9k (13.5Th) vs Bitaxe Supra
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S9k (13.5Th) | Specification | Bitaxe Supra |
|---|---|---|
| 13.5 TH/s | Hashrate | 600.0 GH/s |
| 1,310 W | Power Consumption | 15 W |
| 97.0 J/TH | Efficiency | 25.0 J/TH |
| — | Noise Level | 35 dB |
| 4,200.0 kg | Weight | 0.3 kg |
| 4,470 BTU/hr | BTU Output | 51 BTU/hr |
| 31/100 | Home Mining Score | 70/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | D-Central |
Profitability Comparison
Bitmain Antminer S9k (13.5Th)
Bitaxe Supra
Based on BTC price of $77,293 and current network difficulty as of Apr 25, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitaxe Supra wins on 4 of 6 factors (efficiency, power consumption, home mining score, noise level). The Bitmain Antminer S9k (13.5Th) holds the edge in hashrate and price-performance. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Bitaxe SupraScore: 70/100. 35 dB noise level.
Best for Efficiency
Bitaxe Supra25.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S9k (13.5Th) or Bitaxe Supra more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitaxe Supra is more profitable at $-0.01/day compared to $-2.66/day for the Bitmain Antminer S9k (13.5Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S9k (13.5Th) or Bitaxe Supra?
The Bitaxe Supra is quieter at 35 dB compared to the Bitmain Antminer S9k (13.5Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S9k (13.5Th) or Bitaxe Supra?
The Bitaxe Supra scores 70/100 on our Home Mining Score (vs 31/100 for the Bitmain Antminer S9k (13.5Th)). 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 S9k (13.5Th) and Bitaxe Supra?
The Bitmain Antminer S9k (13.5Th) runs at 97.0 J/TH while the Bitaxe Supra runs at 25.0 J/TH — a difference of 72.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.