Antminer D7 vs Bitmain Antminer S21e Hyd (310Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer D7 | Specification | Bitmain Antminer S21e Hyd (310Th) |
|---|---|---|
| 1,286.0 GH/s | Hashrate | 310.0 TH/s |
| 3,148 W | Power Consumption | 5,270 W |
| 2,447.9 J/TH | Efficiency | 17.0 J/TH |
| 70 dB | Noise Level | 75 dB |
| 14.4 kg | Weight | 12.8 kg |
| 10,741 BTU/hr | BTU Output | 17,981 BTU/hr |
| 36/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| X11 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer D7
Bitmain Antminer S21e Hyd (310Th)
Based on BTC price of $79,032 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Bitmain Antminer S21e Hyd (310Th), which leads on 3 of 6 weighted factors (efficiency, hashrate, price-performance). Where it pulls away hardest is 24006% more hashrate (1.3 vs 310.0 TH/s). The Antminer D7 holds the edge in power consumption and home mining score and noise level. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Here is every spec where the Antminer D7 and Bitmain Antminer S21e Hyd (310Th) actually differ, with the gap quantified:
- Bitmain Antminer S21e Hyd (310Th) 24006% more hashrate (1.3 vs 310.0 TH/s)
- Antminer D7 40% better power draw (3,148 vs 5,270 W)
- Bitmain Antminer S21e Hyd (310Th) 99% better efficiency (2,447.9 vs 17.0 J/TH)
- Antminer D7 7% better noise (70.0 vs 75.0 dB)
- Bitmain Antminer S21e Hyd (310Th) 11% better weight (14.4 vs 12.8 kg)
- Bitmain Antminer S21e Hyd (310Th) 67% more heat output (10,741 vs 17,981 BTU/hr)
- Antminer D7 20% more home mining score (36.0 vs 30.0)
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.
| Antminer D7 | Metric | Bitmain Antminer S21e Hyd (310Th) |
|---|---|---|
| $2,500 | Upfront cost (MSRP) | $1,679 |
| -$7.51 | Daily net profit | -$1.37 |
| -$5,241 | Net after 1 year | -$2,180 |
| -$7,981 | Net after 2 years | -$2,682 |
| -$10,722 | Net after 3 years | -$3,183 |
| 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
Antminer D7Score: 36/100. 70 dB noise level.
Best for Efficiency
Bitmain Antminer S21e Hyd (310Th)17.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Antminer D7 or the Bitmain Antminer S21e Hyd (310Th)?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21e Hyd (310Th) is more profitable at $-1.37/day compared to $-7.51/day for the Antminer D7. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Antminer D7 or the Bitmain Antminer S21e Hyd (310Th) better for noise-sensitive spaces?
The Antminer D7 is quieter at 70 dB compared to the Bitmain Antminer S21e Hyd (310Th) at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Antminer D7 vs Bitmain Antminer S21e Hyd (310Th): which fits a residential setup better?
The Antminer D7 scores 36/100 on our Home Mining Score (vs 30/100 for the Bitmain Antminer S21e Hyd (310Th)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Antminer D7 vs Bitmain Antminer S21e Hyd (310Th): how much does the efficiency gap matter?
The Antminer D7 runs at 2,447.9 J/TH while the Bitmain Antminer S21e Hyd (310Th) runs at 17.0 J/TH — a difference of 2,430.9 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 99% better efficiency (2,447.9 vs 17.0 J/TH).