Bitmain Antminer D7 (1286Gh) vs Antminer KS3
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer D7 (1286Gh) | Specification | Antminer KS3 |
|---|---|---|
| 1.3 TH/s | Taux de hachage | 9.4 TH/s |
| 3,148 W | Consommation électrique | 3,500 W |
| 2,447.9 J/TH | Efficiency | 372.3 J/TH |
| — | Niveau de bruit | 75 dB |
| 14,200.0 kg | Weight | 16.1 kg |
| 10,741 BTU/hr | BTU Output | 11,942 BTU/hr |
| 22/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| X11 | Algorithme | KHeavyHash |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer D7 (1286Gh)
Antminer KS3
Based on BTC price of $78,200 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Antminer KS3, which leads on 5 of 6 weighted factors (efficacité, hashrate, score de minage domestique, niveau sonore, rapport qualité-prix). Where it pulls away hardest is 631% more hashrate (1.3 vs 9.4 TH/s). The Bitmain Antminer D7 (1286Gh) claws back ground on consommation électrique. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Stripped to the numbers, this is how far apart the Bitmain Antminer D7 (1286Gh) and Antminer KS3 sit on each measurable spec:
- Antminer KS3 631% more hashrate (1.3 vs 9.4 TH/s)
- Bitmain Antminer D7 (1286Gh) 10% better power draw (3,148 vs 3,500 W)
- Antminer KS3 85% better efficacité (2,448 vs 372 J/TH)
- Antminer KS3 100% better weight (14,200.0 vs 16.1 kg)
- Antminer KS3 11% more heat output (10,741 vs 11,942 BTU/hr)
- Antminer KS3 64% more score de minage domestique (22.0 vs 36.0)
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.
| Bitmain Antminer D7 (1286Gh) | Metric | Antminer KS3 |
|---|---|---|
| $2,595 | Upfront cost (MSRP) | $8,000 |
| -$7.51 | Daily net profit | -$8.06 |
| -$5,336 | Net after 1 year | -$10,943 |
| -$8,077 | Net after 2 years | -$13,885 |
| -$10,817 | Net after 3 years | -$16,828 |
| 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 KS3Score: 36/100. 75 dB noise level.
Best for Efficiency
Antminer KS3372.3 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitmain Antminer D7 (1286Gh) or the Antminer KS3?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer D7 (1286Gh) is more profitable at $-7.51/day compared to $-8.06/day for the Antminer KS3. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitmain Antminer D7 (1286Gh) or the Antminer KS3 better for noise-sensitive spaces?
The Antminer KS3 is quieter at 75 dB compared to the Bitmain Antminer D7 (1286Gh) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the Bitmain Antminer D7 (1286Gh) or the Antminer KS3?
The Antminer KS3 scores 36/100 on our Home Mining Score (vs 22/100 for the Bitmain Antminer D7 (1286Gh)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Bitmain Antminer D7 (1286Gh) and Antminer KS3 on J/TH?
The Bitmain Antminer D7 (1286Gh) runs at 2,447.9 J/TH while the Antminer KS3 runs at 372.3 J/TH — a difference of 2,075.6 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 85% better efficacité (2,448 vs 372 J/TH).