KHeavyHash comparison
Bitmain Antminer KS5 Pro vs Bitmain Antminer KS3
The Bitmain Antminer KS5 Pro is 61% more efficient per TH, which is what decides the break-even electricity price below. Both machines are modelled with identical assumptions and your own rate.
Side by side
| Measure | Antminer KS5 Pro | Antminer KS3 |
|---|---|---|
| Hashrate | 21 TH/s | 8.3 TH/s |
| Power draw | 3,150 W | 3,188 W |
| Efficiency | 150.0 W/TH (better on this measure) | 384.1 W/TH |
| Revenue / day | $0.00 | $0.00 |
| Electricity / day | $4.54 | $4.59 |
| Operating profit / day | -$4.54 (better on this measure) | -$4.59 |
| Operating profit / month | -$136.08 (better on this measure) | -$137.72 |
| Break-even electricity | $0.00 (better on this measure) | $0.00 |
| Cooling | Air | Air |
| Home suitable | No | No |
Both machines assume a 1% pool fee at the current KAS price and network difficulty, running continuously. A highlighted figure is the better of the two on that measure — marked only where one genuinely is better, not on hashrate, power or revenue, which reflect the size of the machine rather than its quality. Highlighting is not a recommendation, and no manufacturer pays for placement here. Your rate is saved in this browser and applies across the site.
Our view
Bitmain Antminer KS5 Pro
21 TH/s · 3,150 W · 150.0 W/TH
The strongest Kaspa machine in this set. Kaspa difficulty has moved sharply since these miners shipped, so model the downside before committing.
Bitmain Antminer KS3
8.3 TH/s · 3,188 W · 384.1 W/TH
An earlier Kaspa generation carrying almost the same power draw as the KS5 Pro for around 40% of the hashrate. Hard to justify at current difficulty.
These are editorial judgements, not paid placements. Neither manufacturer has any influence over the ordering or the verdicts, and no purchase links on this page are affiliate links. Purchase price, warranty and availability are excluded because we do not yet publish a verified retailer feed — a comparison that invented them would be worse than one that omits them.
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