Obelisk DCR1 vs Obelisk SC1 Dual
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Obelisk DCR1 | Specification | Obelisk SC1 Dual |
|---|---|---|
| 1.2 TH/s | Hashrate | 1.1 TH/s |
| 500 W | Power Consumption | 900 W |
| 416.7 J/TH | Efficiency | 818.2 J/TH |
| — | Noise Level | — |
| 9,000.0 kg | Weight | — |
| 1,706 BTU/hr | BTU Output | 3,071 BTU/hr |
| 34/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| Blake256r14 | Algorithm | Blake2b |
| Obelisk | Manufacturer | Obelisk |
Profitability Comparison
Obelisk DCR1
Obelisk SC1 Dual
Based on BTC price of $78,153 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Obelisk DCR1 wins on 4 of 4 factors (efficiency, hashrate, power consumption, home mining score). Its biggest concrete edge: 49% better efficiency (417 vs 818 J/TH). Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Stripped to the numbers, this is how far apart the Obelisk DCR1 and Obelisk SC1 Dual sit on each measurable spec:
- Obelisk DCR1 9% more hashrate (1.2 vs 1.1 TH/s)
- Obelisk DCR1 44% better power draw (500 vs 900 W)
- Obelisk DCR1 49% better efficiency (417 vs 818 J/TH)
- Obelisk SC1 Dual 80% more heat output (1,706 vs 3,071 BTU/hr)
- Obelisk DCR1 10% more home mining score (34.0 vs 31.0)
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Obelisk DCR1Score: 34/100. 0 dB noise level.
Best for Efficiency
Obelisk DCR1416.7 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Obelisk DCR1 or Obelisk SC1 Dual more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Obelisk DCR1 is more profitable at $-1.16/day compared to $-2.12/day for the Obelisk SC1 Dual. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Obelisk DCR1 vs Obelisk SC1 Dual: which runs at a lower noise level?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Obelisk DCR1 vs Obelisk SC1 Dual: which fits a residential setup better?
The Obelisk DCR1 scores 34/100 on our Home Mining Score (vs 31/100 for the Obelisk SC1 Dual). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Obelisk DCR1 vs Obelisk SC1 Dual: how much does the efficiency gap matter?
The Obelisk DCR1 runs at 416.7 J/TH while the Obelisk SC1 Dual runs at 818.2 J/TH — a difference of 401.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 49% better efficiency (417 vs 818 J/TH).