Antminer K7 vs Bitmain Antminer L3+ (504Mh)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer K7 | Specification | Bitmain Antminer L3+ (504Mh) |
|---|---|---|
| 63.5 TH/s | Taux de hachage | 504.0 MH/s |
| 3,080 W | Consommation électrique | 800 W |
| 48.5 J/TH | Efficiency | 1,587,301.6 J/TH |
| 75 dB | Niveau de bruit | — |
| 14.0 kg | Weight | 4,400.0 kg |
| 10,509 BTU/hr | BTU Output | 2,730 BTU/hr |
| 36/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| Eaglesong | Algorithme | Scrypt |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer K7
Bitmain Antminer L3+ (504Mh)
Based on BTC price of $78,237 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Antminer K7, which leads on 5 of 6 weighted factors (efficacité, hashrate, score de minage domestique, niveau sonore, rapport qualité-prix). Its biggest concrete edge: 12599106% more hashrate (63.5 vs 0.0 TH/s). The Bitmain Antminer L3+ (504Mh) holds the edge in consommation électrique. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
The Antminer K7 and Bitmain Antminer L3+ (504Mh) diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Antminer K7 12599106% more hashrate (63.5 vs 0.0 TH/s)
- Bitmain Antminer L3+ (504Mh) 74% better power draw (3,080 vs 800 W)
- Antminer K7 100% better efficacité (48.5 vs 1,587,301.6 J/TH)
- Antminer K7 100% better weight (14.0 vs 4,400.0 kg)
- Antminer K7 285% more heat output (10,509 vs 2,730 BTU/hr)
- Antminer K7 20% more score de minage domestique (36.0 vs 30.0)
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.
| Antminer K7 | Metric | Bitmain Antminer L3+ (504Mh) |
|---|---|---|
| $3,500 | Upfront cost (MSRP) | $165 |
| -$5.11 | Daily net profit | -$1.92 |
| -$5,364 | Net after 1 year | -$866 |
| -$7,227 | Net after 2 years | -$1,567 |
| -$9,091 | Net after 3 years | -$2,267 |
| 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
Antminer K7Score: 36/100. 75 dB noise level.
Best for Efficiency
Antminer K748.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Antminer K7 vs Bitmain Antminer L3+ (504Mh): which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer L3+ (504Mh) is more profitable at $-1.92/day compared to $-5.11/day for the Antminer K7. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Antminer K7 vs Bitmain Antminer L3+ (504Mh): which runs at a lower noise level?
The Antminer K7 is quieter at 75 dB compared to the Bitmain Antminer L3+ (504Mh) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer K7 or Bitmain Antminer L3+ (504Mh)?
The Antminer K7 scores 36/100 on our Home Mining Score (vs 30/100 for the Bitmain Antminer L3+ (504Mh)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Antminer K7 vs Bitmain Antminer L3+ (504Mh): how much does the efficiency gap matter?
The Antminer K7 runs at 48.5 J/TH while the Bitmain Antminer L3+ (504Mh) runs at 1,587,301.6 J/TH — a difference of 1,587,253.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 100% better efficacité (48.5 vs 1,587,301.6 J/TH).