Antminer E9 Pro vs Bitmain Antminer S21 XP+ Hyd (500Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer E9 Pro | Specification | Bitmain Antminer S21 XP+ Hyd (500Th) |
|---|---|---|
| 3,680.0 MH/s | Hashrate | 500.0 TH/s |
| 2,200 W | Power Consumption | 5,500 W |
| 597,826.1 J/TH | Efficiency | 11.0 J/TH |
| 75 dB | Noise Level | 50 dB |
| 14.2 kg | Weight | 13.8 kg |
| 7,506 BTU/hr | BTU Output | 18,766 BTU/hr |
| 40/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| EtHash | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer E9 Pro
Bitmain Antminer S21 XP+ Hyd (500Th)
Based on BTC price of $78,179 and current network difficulty as of May 17, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitmain Antminer S21 XP+ Hyd (500Th) edges it: 5 of 6 factors go its way (efficiency, hashrate, home mining score, noise level, price-performance). Its biggest concrete edge: 13586857% more hashrate (0.0 vs 500.0 TH/s). The Antminer E9 Pro holds the edge in power consumption. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Here is every spec where the Antminer E9 Pro and Bitmain Antminer S21 XP+ Hyd (500Th) actually differ, with the gap quantified:
- Bitmain Antminer S21 XP+ Hyd (500Th) 13586857% more hashrate (0.0 vs 500.0 TH/s)
- Antminer E9 Pro 60% better power draw (2,200 vs 5,500 W)
- Bitmain Antminer S21 XP+ Hyd (500Th) 100% better efficiency (597,826.1 vs 11.0 J/TH)
- Bitmain Antminer S21 XP+ Hyd (500Th) 33% better noise (75.0 vs 50.0 dB)
- Bitmain Antminer S21 XP+ Hyd (500Th) 3% better weight (14.2 vs 13.8 kg)
- Bitmain Antminer S21 XP+ Hyd (500Th) 150% more heat output (7,506 vs 18,766 BTU/hr)
- Bitmain Antminer S21 XP+ Hyd (500Th) 10% more home mining score (40.0 vs 44.0)
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.
| Antminer E9 Pro | Metric | Bitmain Antminer S21 XP+ Hyd (500Th) |
|---|---|---|
| $3,000 | Upfront cost (MSRP) | $9,125 |
| -$5.28 | Daily net profit | $4.79 |
| -$4,927 | Net after 1 year | -$7,377 |
| -$6,854 | Net after 2 years | -$5,629 |
| -$8,781 | Net after 3 years | -$3,881 |
| Does not pay back at current rates (negative daily profit) | Payback period | Takes ~5.2 years to pay back at current rates |
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
Bitmain Antminer S21 XP+ Hyd (500Th)$10.07/day higher profit at current rates.
Best for Home Mining
Bitmain Antminer S21 XP+ Hyd (500Th)Score: 44/100. 50 dB noise level.
Best for Efficiency
Bitmain Antminer S21 XP+ Hyd (500Th)11.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer E9 Pro or Bitmain Antminer S21 XP+ Hyd (500Th) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21 XP+ Hyd (500Th) is more profitable at $4.79/day compared to $-5.28/day for the Antminer E9 Pro. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Antminer E9 Pro vs Bitmain Antminer S21 XP+ Hyd (500Th): which runs at a lower noise level?
The Bitmain Antminer S21 XP+ Hyd (500Th) is quieter at 50 dB compared to the Antminer E9 Pro at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Antminer E9 Pro vs Bitmain Antminer S21 XP+ Hyd (500Th): which fits a residential setup better?
The Bitmain Antminer S21 XP+ Hyd (500Th) scores 44/100 on our Home Mining Score (vs 40/100 for the Antminer E9 Pro). 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 Antminer E9 Pro and Bitmain Antminer S21 XP+ Hyd (500Th)?
The Antminer E9 Pro runs at 597,826.1 J/TH while the Bitmain Antminer S21 XP+ Hyd (500Th) runs at 11.0 J/TH — a difference of 597,815.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 100% better efficiency (597,826.1 vs 11.0 J/TH).