Option 1
DCR1 (1.2TH/s)
Option 2
AvalonMiner 921 (20TH/s)
DCR1 (1.2TH/s) leads this comparison
DCR1 (1.2TH/s) comes out ahead on more buyer-facing signals here. AvalonMiner 921 (20TH/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.
Technical comparison
Side-by-side mining, operating, and commercial specs.
| Feature | DCR1 (1.2TH/s) | AvalonMiner 921 (20TH/s) | Advantage |
|---|---|---|---|
| Brand | Obelisk | AvalonMiner | Contextual |
| Model | DCR | A9 | Contextual |
| Hashrate | 1.2 TH/s | 20 TH/s Best | AvalonMiner 921 (20TH/s) |
| Power Consumption | 500W Best | 1700W | DCR1 (1.2TH/s) |
| Efficiency | 416.67 J/TH | 85.00 J/TH Best | AvalonMiner 921 (20TH/s) |
| Daily energy use | 12.0 kWh Best | 40.8 kWh | DCR1 (1.2TH/s) |
| Net Daily Profit (Est.) | $7.91 Best | -$1.88 | DCR1 (1.2TH/s) |
| Monthly Profit (Est.) | $237.30 Best | -$56.34 | DCR1 (1.2TH/s) |
| Price | N/A | N/A | Contextual |
| Estimated ROI | N/A | N/A | Contextual |
| Cooling | AIR | AIR | Contextual |
| Dimensions | 200 x 360 x 200 mm | 150 x 370 x 136 mm | Contextual |
| Weight | 9000 g | N/A | Contextual |
Performance
AvalonMiner 921 (20TH/s) has the hashrate edge for raw output potential.
Efficiency
AvalonMiner 921 (20TH/s) is stronger when comparing joules per hash unit.
Buying decision
Check live stock, delivery schedule, and hosting capacity on the product page before placing an order.
Frequently asked questions
Which is more powerful: DCR1 (1.2TH/s) or AvalonMiner 921 (20TH/s)?
AvalonMiner 921 (20TH/s) has a higher hashrate of 20 TH/s compared to DCR1 (1.2TH/s)'s 1.2 TH/s.
Is DCR1 (1.2TH/s) more efficient than AvalonMiner 921 (20TH/s)?
AvalonMiner 921 (20TH/s) is more energy efficient at 85.00 J/TH.
Which miner has the better estimated ROI?
Estimated ROI is not available because one of the miners is missing current pricing or profit data.
Every Day You Wait is Revenue You Lose
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