Bitmain Antminer KS5 Pro (21Th) vs Dragonball KS6 Pro (10.5T)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer KS5 Pro (21Th) | Specification | Dragonball KS6 Pro (10.5T) |
|---|---|---|
| 21.0 TH/s | Taux de hachage | 10.5 TH/s |
| 3,150 W | Consommation électrique | 3,600 W |
| 150.0 J/TH | Efficiency | 342.9 J/TH |
| 75 dB | Niveau de bruit | 75 dB |
| 15.8 kg | Weight | 14.5 kg |
| 10,748 BTU/hr | BTU Output | 12,283 BTU/hr |
| 36/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| KHeavyHash | Algorithme | KHeavyHash |
| Bitmain | Manufacturer | Dragonball |
Profitability Comparison
Bitmain Antminer KS5 Pro (21Th)
Dragonball KS6 Pro (10.5T)
Based on BTC price of $78,126 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitmain Antminer KS5 Pro (21Th) edges it: 5 of 5 factors go its way (efficacité, hashrate, consommation électrique, score de minage domestique, rapport qualité-prix). The standout gap is 56% better efficacité (150 vs 343 J/TH) in the Bitmain Antminer KS5 Pro (21Th)'s favour. 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 Bitmain Antminer KS5 Pro (21Th) and Dragonball KS6 Pro (10.5T) actually differ, with the gap quantified:
- Bitmain Antminer KS5 Pro (21Th) 100% more hashrate (21.0 vs 10.5 TH/s)
- Bitmain Antminer KS5 Pro (21Th) 13% better power draw (3,150 vs 3,600 W)
- Bitmain Antminer KS5 Pro (21Th) 56% better efficacité (150 vs 343 J/TH)
- Dragonball KS6 Pro (10.5T) 8% better weight (15.8 vs 14.5 kg)
- Dragonball KS6 Pro (10.5T) 14% more heat output (10,748 vs 12,283 BTU/hr)
- Bitmain Antminer KS5 Pro (21Th) 20% more score de minage domestique (36.0 vs 30.0)
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.
| Bitmain Antminer KS5 Pro (21Th) | Metric | Dragonball KS6 Pro (10.5T) |
|---|---|---|
| $860 | Upfront cost (MSRP) | $5,540 |
| -$6.81 | Daily net profit | -$8.26 |
| -$3,344 | Net after 1 year | -$8,556 |
| -$5,828 | Net after 2 years | -$11,572 |
| -$8,311 | Net after 3 years | -$14,587 |
| 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
Bitmain Antminer KS5 Pro (21Th)Score: 36/100. 75 dB noise level.
Best for Efficiency
Bitmain Antminer KS5 Pro (21Th)150.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitmain Antminer KS5 Pro (21Th) vs Dragonball KS6 Pro (10.5T): which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer KS5 Pro (21Th) is more profitable at $-6.81/day compared to $-8.26/day for the Dragonball KS6 Pro (10.5T). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitmain Antminer KS5 Pro (21Th) or the Dragonball KS6 Pro (10.5T) better for noise-sensitive spaces?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
For mining at home, should I pick the Bitmain Antminer KS5 Pro (21Th) or the Dragonball KS6 Pro (10.5T)?
The Bitmain Antminer KS5 Pro (21Th) scores 36/100 on our Home Mining Score (vs 30/100 for the Dragonball KS6 Pro (10.5T)). 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 KS5 Pro (21Th) and Dragonball KS6 Pro (10.5T) on J/TH?
The Bitmain Antminer KS5 Pro (21Th) runs at 150.0 J/TH while the Dragonball KS6 Pro (10.5T) runs at 342.9 J/TH — a difference of 192.9 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 56% better efficacité (150 vs 343 J/TH).