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Option 1

Option 2

Antminer Z15 Pro (840KH/s) comes out ahead on more buyer-facing signals here. SPx36 (540GH/s) can still be the better fit when budget, availability, or a specific mining setup matters more.
Profit estimates use currently available product data and a hosted electricity rate of $0.060/kWh.
Side-by-side mining, operating, and commercial specs.
| Feature | Antminer Z15 Pro (840KH/s) | SPx36 (540GH/s) | Advantage |
|---|---|---|---|
| Brand | Antminer | Spondoolies | Contextual |
| Model | Z15 | SP | Contextual |
| Hashrate | 840 KH/s | 540 GH/s Best | SPx36 (540GH/s) |
| Power Consumption | 2780W Best | 4400W | Antminer Z15 Pro (840KH/s) |
| Efficiency | 3.31 J/KH Best | 8.15 J/GH | Antminer Z15 Pro (840KH/s) |
| Daily energy use | 66.7 kWh Best | 105.6 kWh | Antminer Z15 Pro (840KH/s) |
| Net Daily Profit (Est.) | $22.12 Best | -$4.63 | Antminer Z15 Pro (840KH/s) |
| Monthly Profit (Est.) | $663.50 Best | -$138.78 | Antminer Z15 Pro (840KH/s) |
| Price | $5,288.40 | N/A | Contextual |
| Estimated ROI | 7.9 mo | N/A | Contextual |
| Cooling | AIR | AIR | Contextual |
| Dimensions | 245 x 290 x 132 mm | 595 x 88 x 434 mm | Contextual |
| Weight | 18000 g Best | 19500 g | Antminer Z15 Pro (840KH/s) |
SPx36 (540GH/s) has the hashrate edge for raw output potential.
Antminer Z15 Pro (840KH/s) is stronger when comparing joules per hash unit.
Check live stock, delivery schedule, and hosting capacity on the product page before placing an order.
SPx36 (540GH/s) has a higher hashrate of 540 GH/s compared to Antminer Z15 Pro (840KH/s)'s 840 KH/s.
Yes, Antminer Z15 Pro (840KH/s) is more energy efficient at 3.31 J/KH.
Estimated ROI is not available because one of the miners is missing current pricing or profit data.