WhatsMiner M70S — Rentabilidade Mineração
Visão geral
The Whatsminer M70S is MicroBT's December 2025 air-cooled SHA-256 miner, delivering 226 TH/s at 13.89 J/TH and 3,140 W. MicroBT is the second-largest ASIC manufacturer after Bitmain and the Whatsminer line is the standard alternative for operators seeking supply-chain diversification or better $/TH on the secondary market. The M70S targets datacenters, hosting providers, and mid-scale farms looking for a sub-14 J/TH air machine without the Bitmain queue. Within the M-series lineup it is the entry-volume product, sitting below the M78S (472 TH/s, 13.88 J/TH) and the higher-density hydro variants. It competes head-to-head with the Antminer S21 XP (270 TH/s, 13.5 J/TH) on the same efficiency tier.
Ver o glossário →Especificações
Hashrate
226 TH/s
Potência
3,140W
Eficiência
13.89 J/TH
Refrigeração
Air
Data de lançamento
December 2025
Est. $/TH
$21.1/TH
Fabricante
MicroBT
Rentabilidade ao vivo
Impacto do halving 2028
The April 2028 halving cuts the block subsidy from 3.125 to 1.5625 BTC, mechanically halving the hashprice. At today's hashprice ($39/PH/day), the Whatsminer M70S at 0.226 PH/s generates ~$9/day in gross revenue. Post-halving, that drops to ~$4/day at constant BTC price. Break-even electricity tightens from ~$0,116/kWh today to ~$0,058/kWh post-halving. At 13.89 J/TH the M70S is on the borderline of post-halving viability on retail power; it stays comfortable on industrial-rate contracts (sub-$0.05/kWh) but loses meaningful margin above $0.07/kWh in the post-halving environment.
Ver contagem regressiva halving →Comparar com modelos semelhantes
WhatsMiner M78S
472 TH/s · 13.88 J/TH · Air
Avalon A16
282 TH/s · 13.83 J/TH · Air
Sealminer A3
260 TH/s · 14 J/TH · Air
Perguntas frequentes
Is the Whatsminer M70S profitable today?▾
At the current hashprice ($39/PH/day), the M70S generates ~$9/day in gross revenue. Net profitability depends linearly on electricity: at $0.04/kWh you keep a strong margin; at break-even ($0,116/kWh) you clear zero; above that, the machine loses money. The M70S is a strong all-in cost per TH at MSRP — particularly attractive when Bitmain S21 XP allocations are constrained.
What's the break-even electricity cost for the Whatsminer M70S?▾
At the current hashprice ($39/PH/day), break-even sits at ~$0,116/kWh. The formula: daily revenue (0.226 PH/s × hashprice) divided by daily energy consumption (3.14 kW × 24h = 75 kWh) gives the kWh price at which gross revenue equals electricity cost. Apply 2% pool fee and the practical ceiling drops slightly. After the 2028 halving, break-even tightens to ~$0,058/kWh.
How does the 2028 halving affect the Whatsminer M70S?▾
The halving halves the hashprice. For the M70S at 0.226 PH/s, gross daily revenue drops from ~$9 to ~$4 at constant BTC price. Break-even electricity tightens from ~$0,116/kWh to ~$0,058/kWh. At 13.89 J/TH the M70S sits at the post-halving margin line — viable on industrial power, marginal on retail. Operators above $0.07/kWh typically plan a fleet refresh or relocation around 2028.
What's the lifespan of a Whatsminer M70S?▾
Air-cooled ASICs typically last 4–6 years in a clean datacenter environment. The M70S launched December 2025 and is at the start of its lifecycle. Plan a 4–5 year productive window with the 2028 halving as the inflection point. MicroBT's Whatsminer line has a strong track record on hardware reliability, comparable to Bitmain — the constraint is economic (efficiency vs newer gens), not physical wear.
Whatsminer M70S vs Antminer S21 XP — which one wins?▾
On efficiency the two are within 3%: M70S at 13.89 J/TH (226 TH/s, 3,140 W) versus S21 XP at 13.5 J/TH (270 TH/s, 3,645 W). The S21 XP wins on raw hashrate per chassis (~20% more); the M70S typically wins on $/TH at MSRP and on the secondary market. For a new buildout where the Bitmain queue is short, the S21 XP's better density compounds. For larger fleets seeking dual-vendor risk management or aggressive $/TH economics, the M70S is the standard alternative.