Obelisk SC1 vs Obelisk SC1 Dual
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Obelisk SC1 | Specification | Obelisk SC1 Dual |
|---|---|---|
| 550.0 GH/s | Hashrate | 1.1 TH/s |
| 500 W | Power Consumption | 900 W |
| 909.1 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 | — |
| Blake2b | Algorithm | Blake2b |
| Obelisk | Manufacturer | Obelisk |
Profitability Comparison
Obelisk SC1
Obelisk SC1 Dual
Based on BTC price of $78,178 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Obelisk SC1 Dual edges it: 2 of 4 factors go its way (efficiency, hashrate). The standout gap is 100% more hashrate (0.6 vs 1.1 TH/s) in the Obelisk SC1 Dual's favour. That said, the Obelisk SC1 isn't beaten everywhere — it still wins power consumption and home mining score. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Here is every spec where the Obelisk SC1 and Obelisk SC1 Dual actually differ, with the gap quantified:
- Obelisk SC1 Dual 100% more hashrate (0.6 vs 1.1 TH/s)
- Obelisk SC1 44% better power draw (500 vs 900 W)
- Obelisk SC1 Dual 10% better efficiency (909 vs 818 J/TH)
- Obelisk SC1 Dual 80% more heat output (1,706 vs 3,071 BTU/hr)
- Obelisk SC1 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 SC1Score: 34/100. 0 dB noise level.
Best for Efficiency
Obelisk SC1 Dual818.2 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Obelisk SC1 vs Obelisk SC1 Dual: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Obelisk SC1 is more profitable at $-1.18/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.
Which is quieter, the Obelisk SC1 or Obelisk SC1 Dual?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Obelisk SC1 vs Obelisk SC1 Dual: which fits a residential setup better?
The Obelisk SC1 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.
How far apart are the Obelisk SC1 and Obelisk SC1 Dual on J/TH?
The Obelisk SC1 runs at 909.1 J/TH while the Obelisk SC1 Dual runs at 818.2 J/TH — a difference of 90.9 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 10% better efficiency (909 vs 818 J/TH).