Option 1
WhatsMiner M79S (1.35PH/s)
Option 2
L21 (550MH/s)
Balanced match
WhatsMiner M79S (1.35PH/s) and L21 (550MH/s) are close enough that your final choice should come down to stock, delivery timing, and hosting preference.
Profit estimates use currently available product data and a hosted electricity rate of $0.060/kWh.
Technical comparison
Side-by-side mining, operating, and commercial specs.
| Feature | WhatsMiner M79S (1.35PH/s) | L21 (550MH/s) | Advantage |
|---|---|---|---|
| Brand | WhatsMiner | BW | Contextual |
| Model | M79 | L | Contextual |
| Hashrate | 1.35 PH/s Best | 550 MH/s | WhatsMiner M79S (1.35PH/s) |
| Power Consumption | 20000W | 950W Best | L21 (550MH/s) |
| Efficiency | 14814.81 J/PH | 1.73 J/MH Best | L21 (550MH/s) |
| Daily energy use | 480.0 kWh | 22.8 kWh Best | L21 (550MH/s) |
| Net Daily Profit (Est.) | $13.23 Best | -$1.16 | WhatsMiner M79S (1.35PH/s) |
| Monthly Profit (Est.) | $396.90 Best | -$34.74 | WhatsMiner M79S (1.35PH/s) |
| Price | N/A | N/A | Contextual |
| Estimated ROI | N/A | N/A | Contextual |
| Cooling | HYDRO | AIR | Contextual |
| Dimensions | N/A | 130 x 350 x 155 mm | Contextual |
| Weight | N/A | 5750 g | Contextual |
Performance
WhatsMiner M79S (1.35PH/s) has the hashrate edge for raw output potential.
Efficiency
L21 (550MH/s) is stronger when comparing joules per hash unit.
Buying decision
Check live stock, delivery schedule, and hosting capacity on the product page before placing an order.
Frequently asked questions
Which is more powerful: WhatsMiner M79S (1.35PH/s) or L21 (550MH/s)?
WhatsMiner M79S (1.35PH/s) has a higher hashrate of 1.35 PH/s compared to L21 (550MH/s)'s 550 MH/s.
Is WhatsMiner M79S (1.35PH/s) more efficient than L21 (550MH/s)?
L21 (550MH/s) is more energy efficient at 1.73 J/MH.
Which miner has the better estimated ROI?
Estimated ROI is not available because one of the miners is missing current pricing or profit data.
Every Day You Wait is Revenue You Lose
Curious? Let’s connect to answer your questions.