Bitmain Antminer K7 (63.5Th) vs Todek Toddminer C1 PRO
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer K7 (63.5Th) | Specification | Todek Toddminer C1 PRO |
|---|---|---|
| 63.5 TH/s | Hashrate | 3.0 TH/s |
| 3,080 W | Power Consumption | 2,700 W |
| 48.5 J/TH | Efficiency | 900.0 J/TH |
| — | Noise Level | — |
| — | Weight | 12,000.0 kg |
| 10,509 BTU/hr | BTU Output | 9,212 BTU/hr |
| 22/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| Eaglesong | Algorithm | Eaglesong |
| Bitmain | Manufacturer | Todek |
Profitability Comparison
Bitmain Antminer K7 (63.5Th)
Todek Toddminer C1 PRO
Based on BTC price of $78,209 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitmain Antminer K7 (63.5Th) edges it: 2 of 3 factors go its way (efficiency, hashrate). Where it pulls away hardest is 2017% more hashrate (63.5 vs 3.0 TH/s). The Todek Toddminer C1 PRO claws back ground on power consumption. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
The Bitmain Antminer K7 (63.5Th) and Todek Toddminer C1 PRO diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain Antminer K7 (63.5Th) 2017% more hashrate (63.5 vs 3.0 TH/s)
- Todek Toddminer C1 PRO 12% better power draw (3,080 vs 2,700 W)
- Bitmain Antminer K7 (63.5Th) 95% better efficiency (48.5 vs 900.0 J/TH)
- Bitmain Antminer K7 (63.5Th) 14% more heat output (10,509 vs 9,212 BTU/hr)
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.
| Bitmain Antminer K7 (63.5Th) | Metric | Todek Toddminer C1 PRO |
|---|---|---|
| $1,860 | Upfront cost (MSRP) | — |
| -$5.11 | Daily net profit | -$6.37 |
| -$3,724 | Net after 1 year | -$2,326 |
| -$5,588 | Net after 2 years | -$4,652 |
| -$7,452 | Net after 3 years | -$6,977 |
| 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
TieBoth miners are equally suitable for home use.
Best for Efficiency
Bitmain Antminer K7 (63.5Th)48.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitmain Antminer K7 (63.5Th) or the Todek Toddminer C1 PRO?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer K7 (63.5Th) is more profitable at $-5.11/day compared to $-6.37/day for the Todek Toddminer C1 PRO. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Bitmain Antminer K7 (63.5Th) vs Todek Toddminer C1 PRO: 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 Bitmain Antminer K7 (63.5Th) or Todek Toddminer C1 PRO?
Both miners score similarly on our Home Mining Score. Consider your specific constraints (noise tolerance, available power, heat needs) to decide.
How far apart are the Bitmain Antminer K7 (63.5Th) and Todek Toddminer C1 PRO on J/TH?
The Bitmain Antminer K7 (63.5Th) runs at 48.5 J/TH while the Todek Toddminer C1 PRO runs at 900.0 J/TH — a difference of 851.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 95% better efficiency (48.5 vs 900.0 J/TH).