iBeLink K3 mini (3.5TH) vs Goldshell KD5
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| iBeLink K3 mini (3.5TH) | Specification | Goldshell KD5 |
|---|---|---|
| 3.5 TH/s | Taux de hachage | 18.0 TH/s |
| 170 W | Consommation électrique | 2,250 W |
| 48.6 J/TH | Efficiency | 125.0 J/TH |
| 35 dB | Niveau de bruit | — |
| 2.2 kg | Weight | 8,500.0 kg |
| 580 BTU/hr | BTU Output | 7,677 BTU/hr |
| 68/100 | Home Mining Score | 26/100 |
| — | Release Year | — |
| Blake2s | Algorithme | Blake2s |
| iBeLink | Manufacturer | Goldshell |
Profitability Comparison
iBeLink K3 mini (3.5TH)
Goldshell KD5
Based on BTC price of $76,976 and current network difficulty as of May 18, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the iBeLink K3 mini (3.5TH) edges it: 4 of 5 factors go its way (efficacité, consommation électrique, score de minage domestique, niveau sonore). The standout gap is 92% better power draw (170 vs 2,250 W) in the iBeLink K3 mini (3.5TH)'s favour. The Goldshell KD5 holds the edge in hashrate. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Stripped to the numbers, this is how far apart the iBeLink K3 mini (3.5TH) and Goldshell KD5 sit on each measurable spec:
- Goldshell KD5 414% more hashrate (3.5 vs 18.0 TH/s)
- iBeLink K3 mini (3.5TH) 92% better power draw (170 vs 2,250 W)
- iBeLink K3 mini (3.5TH) 61% better efficacité (48.6 vs 125.0 J/TH)
- iBeLink K3 mini (3.5TH) 100% better weight (2.2 vs 8,500.0 kg)
- Goldshell KD5 1224% more heat output (580 vs 7,677 BTU/hr)
- iBeLink K3 mini (3.5TH) 162% more score de minage domestique (68.0 vs 26.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| iBeLink K3 mini (3.5TH) | Metric | Goldshell KD5 |
|---|---|---|
| — | Upfront cost (MSRP) | $1,998 |
| -$0.28 | Daily net profit | -$4.76 |
| -$104 | Net after 1 year | -$3,736 |
| -$207 | Net after 2 years | -$5,475 |
| -$311 | Net after 3 years | -$7,213 |
| — | 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
iBeLink K3 mini (3.5TH)Score: 68/100. 35 dB noise level.
Best for Efficiency
iBeLink K3 mini (3.5TH)48.6 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the iBeLink K3 mini (3.5TH) or Goldshell KD5 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the iBeLink K3 mini (3.5TH) is more profitable at $-0.28/day compared to $-4.76/day for the Goldshell KD5. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
iBeLink K3 mini (3.5TH) vs Goldshell KD5: which runs at a lower noise level?
The iBeLink K3 mini (3.5TH) is quieter at 35 dB compared to the Goldshell KD5 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the iBeLink K3 mini (3.5TH) or Goldshell KD5?
The iBeLink K3 mini (3.5TH) scores 68/100 on our Home Mining Score (vs 26/100 for the Goldshell KD5). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the iBeLink K3 mini (3.5TH) and Goldshell KD5 on J/TH?
The iBeLink K3 mini (3.5TH) runs at 48.6 J/TH while the Goldshell KD5 runs at 125.0 J/TH — a difference of 76.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 61% better efficacité (48.6 vs 125.0 J/TH).