Innosilicon S11 SiaMaster vs Obelisk SC1 Immersion
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Innosilicon S11 SiaMaster | Specification | Obelisk SC1 Immersion |
|---|---|---|
| 4.3 TH/s | Hashrate | 2.2 TH/s |
| 1,350 W | Power Consumption | 1,600 W |
| 314.0 J/TH | Efficiency | 727.3 J/TH |
| — | Noise Level | — |
| 3,700.0 kg | Weight | — |
| 4,606 BTU/hr | BTU Output | 5,459 BTU/hr |
| 31/100 | Home Mining Score | 28/100 |
| — | Release Year | — |
| Blake2b | Algorithm | Blake2b |
| Innosilicon | Manufacturer | Obelisk |
Profitability Comparison
Innosilicon S11 SiaMaster
Obelisk SC1 Immersion
Based on BTC price of $78,253 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Innosilicon S11 SiaMaster comes out ahead — it takes 4 of 4 (efficiency, hashrate, power consumption, home mining score). Where it pulls away hardest is 57% better efficiency (314 vs 727 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 Innosilicon S11 SiaMaster and Obelisk SC1 Immersion sit on each measurable spec:
- Innosilicon S11 SiaMaster 95% more hashrate (4.3 vs 2.2 TH/s)
- Innosilicon S11 SiaMaster 16% better power draw (1,350 vs 1,600 W)
- Innosilicon S11 SiaMaster 57% better efficiency (314 vs 727 J/TH)
- Obelisk SC1 Immersion 19% more heat output (4,606 vs 5,459 BTU/hr)
- Innosilicon S11 SiaMaster 11% more home mining score (31.0 vs 28.0)
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.
| Innosilicon S11 SiaMaster | Metric | Obelisk SC1 Immersion |
|---|---|---|
| $2,000 | Upfront cost (MSRP) | — |
| -$3.09 | Daily net profit | -$3.76 |
| -$3,126 | Net after 1 year | -$1,373 |
| -$4,252 | Net after 2 years | -$2,745 |
| -$5,378 | Net after 3 years | -$4,118 |
| Does not pay back at current rates (negative daily profit) | Payback period | — |
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
Innosilicon S11 SiaMasterScore: 31/100. 0 dB noise level.
Best for Efficiency
Innosilicon S11 SiaMaster314.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Innosilicon S11 SiaMaster or the Obelisk SC1 Immersion?
At the current BTC price and a $0.10/kWh electricity rate, the Innosilicon S11 SiaMaster is more profitable at $-3.09/day compared to $-3.76/day for the Obelisk SC1 Immersion. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Innosilicon S11 SiaMaster vs Obelisk SC1 Immersion: which runs at a lower noise level?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Innosilicon S11 SiaMaster or Obelisk SC1 Immersion?
The Innosilicon S11 SiaMaster scores 31/100 on our Home Mining Score (vs 28/100 for the Obelisk SC1 Immersion). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Innosilicon S11 SiaMaster and Obelisk SC1 Immersion on J/TH?
The Innosilicon S11 SiaMaster runs at 314.0 J/TH while the Obelisk SC1 Immersion runs at 727.3 J/TH — a difference of 413.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 57% better efficiency (314 vs 727 J/TH).
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