Antminer D9 vs Bitmain Antminer S19j (90Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer D9 | Specification | Bitmain Antminer S19j (90Th) |
|---|---|---|
| 1,770.0 GH/s | Hashrate | 90.0 TH/s |
| 2,839 W | Power Consumption | 3,250 W |
| 1,604.0 J/TH | Efficiency | 36.1 J/TH |
| 75 dB | Noise Level | — |
| 16.1 kg | Weight | 14,200.0 kg |
| 9,687 BTU/hr | BTU Output | 11,089 BTU/hr |
| 36/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| X11 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer D9
Bitmain Antminer S19j (90Th)
Based on BTC price of $79,127 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Bitmain Antminer S19j (90Th) comes out ahead — it takes 3 of 6 (efficiency, hashrate, price-performance). Its biggest concrete edge: 4985% more hashrate (1.8 vs 90.0 TH/s). The Antminer D9 claws back ground on power consumption and home mining score and noise level. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Stripped to the numbers, this is how far apart the Antminer D9 and Bitmain Antminer S19j (90Th) sit on each measurable spec:
- Bitmain Antminer S19j (90Th) 4985% more hashrate (1.8 vs 90.0 TH/s)
- Antminer D9 13% better power draw (2,839 vs 3,250 W)
- Bitmain Antminer S19j (90Th) 98% better efficiency (1,604.0 vs 36.1 J/TH)
- Antminer D9 100% better weight (16.1 vs 14,200.0 kg)
- Bitmain Antminer S19j (90Th) 14% more heat output (9,687 vs 11,089 BTU/hr)
- Antminer D9 64% more home mining score (36.0 vs 22.0)
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.
| Antminer D9 | Metric | Bitmain Antminer S19j (90Th) |
|---|---|---|
| $3,000 | Upfront cost (MSRP) | $405 |
| -$6.75 | Daily net profit | -$4.52 |
| -$5,463 | Net after 1 year | -$2,056 |
| -$7,927 | Net after 2 years | -$3,707 |
| -$10,390 | Net after 3 years | -$5,358 |
| 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 D9Score: 36/100. 75 dB noise level.
Best for Efficiency
Bitmain Antminer S19j (90Th)36.1 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Antminer D9 vs Bitmain Antminer S19j (90Th): which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S19j (90Th) is more profitable at $-4.52/day compared to $-6.75/day for the Antminer D9. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer D9 or Bitmain Antminer S19j (90Th)?
The Antminer D9 is quieter at 75 dB compared to the Bitmain Antminer S19j (90Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Antminer D9 vs Bitmain Antminer S19j (90Th): which fits a residential setup better?
The Antminer D9 scores 36/100 on our Home Mining Score (vs 22/100 for the Bitmain Antminer S19j (90Th)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Antminer D9 and Bitmain Antminer S19j (90Th) on J/TH?
The Antminer D9 runs at 1,604.0 J/TH while the Bitmain Antminer S19j (90Th) runs at 36.1 J/TH — a difference of 1,567.8 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 98% better efficiency (1,604.0 vs 36.1 J/TH).