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Bitcoin accepted at checkout  |  Ships from Laval, QC, Canada  |  Expert support since 2016

Obelisk SC1 Slim

Obelisk SC1 Slim

Hashrate 550.0 GH/s Power 450 W Efficiency 818.2 J/TH
VS
StrongU STU-U2

StrongU STU-U2

Hashrate 7.0 TH/s Power 1,600 W Efficiency 228.6 J/TH

Obelisk SC1 Slim vs StrongU STU-U2

Side-by-side specs, profitability, and home mining comparison.

Specifications Comparison

Obelisk SC1 Slim Specification StrongU STU-U2
550.0 GH/s Hashrate 7.0 TH/s
450 W Power Consumption 1,600 W
818.2 J/TH Efficiency 228.6 J/TH
Noise Level
Weight 6,500.0 kg
1,535 BTU/hr BTU Output 5,459 BTU/hr
34/100 Home Mining Score 28/100
Release Year
Blake2b Algorithm Blake2b
Obelisk Manufacturer StrongU

Profitability Comparison

$/kWh

Obelisk SC1 Slim

Daily Revenue 0.00000024 BTC $0.02
Daily Electricity -$1.08
Daily Profit -$1.06
Monthly -$31.87
Yearly -$387.75

StrongU STU-U2

Daily Revenue 0.00000303 BTC $0.23
Daily Electricity -$3.84
Daily Profit -$3.61
Monthly -$108.45
Yearly -$1,319.46

Based on BTC price of $74,178 and current network difficulty as of Mar 16, 2026. Actual results vary.

Verdict

Based on specs, the StrongU STU-U2 offers 72% better efficiency at 228.6 J/TH compared to the Obelisk SC1 Slim at 818.2 J/TH. This directly impacts daily operating costs and long-term profitability.

Best For...

Best for Profitability

Tie

Both miners produce similar daily profit.

Best for Home Mining

Obelisk SC1 Slim

Score: 34/100. 0 dB noise level.

Best for Efficiency

StrongU STU-U2

228.6 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Is the Obelisk SC1 Slim or StrongU STU-U2 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 $-3.61/day for the StrongU STU-U2. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.

Which is quieter, the Obelisk SC1 Slim or StrongU STU-U2?

Both miners have similar noise levels. Check the specs table above for exact decibel readings.

Which is better for home mining, the Obelisk SC1 Slim or StrongU STU-U2?

The Obelisk SC1 Slim scores 34/100 on our Home Mining Score (vs 28/100 for the StrongU STU-U2). 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 Slim and StrongU STU-U2?

The Obelisk SC1 Slim runs at 818.2 J/TH while the StrongU STU-U2 runs at 228.6 J/TH — a difference of 589.6 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.