StrongU STU-U2 vs StrongU STU-U6
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| StrongU STU-U2 | Specification | StrongU STU-U6 |
|---|---|---|
| 7.0 TH/s | Hashrate | 440.0 GH/s |
| 1,600 W | Power Consumption | 2,200 W |
| 228.6 J/TH | Efficiency | 5,000.0 J/TH |
| — | Noise Level | — |
| 6,500.0 kg | Weight | 7,200.0 kg |
| 5,459 BTU/hr | BTU Output | 7,506 BTU/hr |
| 28/100 | Home Mining Score | 26/100 |
| — | Release Year | — |
| Blake2b | Algorithm | X11 |
| StrongU | Manufacturer | StrongU |
Profitability Comparison
StrongU STU-U2
StrongU STU-U6
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 StrongU STU-U2 wins on 5 of 5 factors (efficiency, hashrate, power consumption, home mining score, price-performance). Its biggest concrete edge: 95% better efficiency (229 vs 5,000 J/TH). The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Stripped to the numbers, this is how far apart the StrongU STU-U2 and StrongU STU-U6 sit on each measurable spec:
- StrongU STU-U2 1491% more hashrate (7.0 vs 0.4 TH/s)
- StrongU STU-U2 27% better power draw (1,600 vs 2,200 W)
- StrongU STU-U2 95% better efficiency (229 vs 5,000 J/TH)
- StrongU STU-U2 10% better weight (6,500 vs 7,200 kg)
- StrongU STU-U6 38% more heat output (5,459 vs 7,506 BTU/hr)
- StrongU STU-U2 8% more home mining score (28.0 vs 26.0)
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.
| StrongU STU-U2 | Metric | StrongU STU-U6 |
|---|---|---|
| $499 | Upfront cost (MSRP) | $5,235 |
| -$3.59 | Daily net profit | -$5.26 |
| -$1,809 | Net after 1 year | -$7,156 |
| -$3,118 | Net after 2 years | -$9,078 |
| -$4,428 | Net after 3 years | -$10,999 |
| Does not pay back at current rates (negative daily profit) | 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
StrongU STU-U2Score: 28/100. 0 dB noise level.
Best for Efficiency
StrongU STU-U2228.6 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the StrongU STU-U2 or StrongU STU-U6 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the StrongU STU-U2 is more profitable at $-3.59/day compared to $-5.26/day for the StrongU STU-U6. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the StrongU STU-U2 or StrongU STU-U6?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
For mining at home, should I pick the StrongU STU-U2 or the StrongU STU-U6?
The StrongU STU-U2 scores 28/100 on our Home Mining Score (vs 26/100 for the StrongU STU-U6). 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 StrongU STU-U2 and StrongU STU-U6?
The StrongU STU-U2 runs at 228.6 J/TH while the StrongU STU-U6 runs at 5,000.0 J/TH — a difference of 4,771.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 95% better efficiency (229 vs 5,000 J/TH).