Antminer D7 vs Bitmain Antminer V9 (4Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer D7 | Specification | Bitmain Antminer V9 (4Th) |
|---|---|---|
| 1,286.0 GH/s | Hashrate | 4.0 TH/s |
| 3,148 W | Power Consumption | 1,027 W |
| 2,447.9 J/TH | Efficiency | 256.8 J/TH |
| 70 dB | Noise Level | — |
| 14.4 kg | Weight | 3,050.0 kg |
| 10,741 BTU/hr | BTU Output | 3,504 BTU/hr |
| 36/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| X11 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer D7
Bitmain Antminer V9 (4Th)
Based on BTC price of $79,235 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Bitmain Antminer V9 (4Th), which leads on 3 of 5 weighted factors (efficiency, hashrate, power consumption). Where it pulls away hardest is 90% better efficiency (2,448 vs 257 J/TH). The Antminer D7 holds the edge in home mining score and noise level. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
The Antminer D7 and Bitmain Antminer V9 (4Th) diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer V9 (4Th) 211% more hashrate (1.3 vs 4.0 TH/s)
- Bitmain Antminer V9 (4Th) 67% better power draw (3,148 vs 1,027 W)
- Bitmain Antminer V9 (4Th) 90% better efficiency (2,448 vs 257 J/TH)
- Antminer D7 100% better weight (14.4 vs 3,050.0 kg)
- Antminer D7 207% more heat output (10,741 vs 3,504 BTU/hr)
- Antminer D7 16% more home mining score (36.0 vs 31.0)
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 D7 | Metric | Bitmain Antminer V9 (4Th) |
|---|---|---|
| $2,500 | Upfront cost (MSRP) | — |
| -$7.51 | Daily net profit | -$2.31 |
| -$5,240 | Net after 1 year | -$845 |
| -$7,980 | Net after 2 years | -$1,690 |
| -$10,720 | Net after 3 years | -$2,534 |
| 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
Antminer D7Score: 36/100. 70 dB noise level.
Best for Efficiency
Bitmain Antminer V9 (4Th)256.8 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer D7 or Bitmain Antminer V9 (4Th) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer V9 (4Th) is more profitable at $-2.31/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.
Which is quieter, the Antminer D7 or Bitmain Antminer V9 (4Th)?
The Antminer D7 is quieter at 70 dB compared to the Bitmain Antminer V9 (4Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer D7 or Bitmain Antminer V9 (4Th)?
The Antminer D7 scores 36/100 on our Home Mining Score (vs 31/100 for the Bitmain Antminer V9 (4Th)). 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 D7 and Bitmain Antminer V9 (4Th)?
The Antminer D7 runs at 2,447.9 J/TH while the Bitmain Antminer V9 (4Th) runs at 256.8 J/TH — a difference of 2,191.2 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 90% better efficiency (2,448 vs 257 J/TH).