Obelisk SC1 Dual vs Obelisk SC1 Slim
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Obelisk SC1 Dual | Specification | Obelisk SC1 Slim |
|---|---|---|
| 1.1 TH/s | Hashrate | 550.0 GH/s |
| 900 W | Power Consumption | 450 W |
| 818.2 J/TH | Efficiency | 818.2 J/TH |
| — | Noise Level | — |
| — | Weight | — |
| 3,071 BTU/hr | BTU Output | 1,535 BTU/hr |
| 31/100 | Home Mining Score | 34/100 |
| — | Release Year | — |
| Blake2b | Algorithm | Blake2b |
| Obelisk | Manufacturer | Obelisk |
Profitability Comparison
Obelisk SC1 Dual
Obelisk SC1 Slim
Based on BTC price of $78,178 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Obelisk SC1 Slim wins on 2 of 3 factors (power consumption, home mining score). Its biggest concrete edge: 50% better power draw (900 vs 450 W). The Obelisk SC1 Dual holds the edge in hashrate. 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 Dual and Obelisk SC1 Slim actually differ, with the gap quantified:
- Obelisk SC1 Dual 100% more hashrate (1.1 vs 0.6 TH/s)
- Obelisk SC1 Slim 50% better power draw (900 vs 450 W)
- Obelisk SC1 Dual 100% more heat output (3,071 vs 1,535 BTU/hr)
- Obelisk SC1 Slim 10% more home mining score (31.0 vs 34.0)
Cost & ROI Over Time
Sticker price versus what the miner actually earns back: the table below projects cumulative net profit at a $0.10/kWh electricity rate.
| Obelisk SC1 Dual | Metric | Obelisk SC1 Slim |
|---|---|---|
| — | Upfront cost (MSRP) | $2,600 |
| -$2.12 | Daily net profit | -$1.06 |
| -$774 | Net after 1 year | -$2,987 |
| -$1,548 | Net after 2 years | -$3,374 |
| -$2,322 | Net after 3 years | -$3,761 |
| — | Payback period | Does not pay back at current rates (negative daily profit) |
Projections assume continuous operation, a flat $0.10/kWh rate, and no hardware degradation, pool fees, or BTC price change. Real-world ROI varies.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Obelisk SC1 SlimScore: 34/100. 0 dB noise level.
Best for Efficiency
TieBoth miners have comparable efficiency.
Frequently Asked Questions
Is the Obelisk SC1 Dual or Obelisk SC1 Slim more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Obelisk SC1 Slim is more profitable at $-1.06/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 SC1 Dual vs Obelisk SC1 Slim: which runs at a lower noise level?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Obelisk SC1 Dual vs Obelisk SC1 Slim: which fits a residential setup better?
The Obelisk SC1 Slim 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.
What is the efficiency difference between Obelisk SC1 Dual and Obelisk SC1 Slim?
The Obelisk SC1 Dual runs at 818.2 J/TH while the Obelisk SC1 Slim runs at 818.2 J/TH — a difference of 0.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.