Most Efficient Bitcoin Miners

Maximum hashrate per watt — the efficiency kings of Bitcoin mining.

BTC: $62,712 | Difficulty: 124.93T

Efficiency (measured in joules per terahash, or J/TH) determines how much hashrate you get per watt of electricity. Lower J/TH means better efficiency. These are the most power-efficient Bitcoin miners available, ranked from best to worst efficiency.

By the Numbers

251 miners in our database qualify for this list under the page's filter criteria. Efficiency spans 9.5 to 765.7 J/TH — the Bitmain Antminer S23 Hyd 3U is the most power-efficient of the group. The quietest pick here is the NerdQAxe+ at 25 dB. At a $0.0735/kWh rate, the Bitmain Antminer S23 Hyd 3U posts the strongest daily profit at $17.05/day. For heat output, the MicroBT WhatsMiner M79 tops the list at 45,516 BTU/hr — enough to heat ~1,425 sq ft — a large room or open basement.

Your Electricity Rate:

$ /kWh

Quebec default: $0.0735/kWh

Quick Rankings

Rank	Miner	Efficiency (J/TH)	Price
1	Bitmain Antminer S23 Hyd 3U	9.5 J/TH	$7,988 est.	Details ↓
2	Bitmain Antminer S23 Hyd	9.5 J/TH	$12,995 est.	Details ↓
3	Bitmain Antminer S23e U2H	10.0 J/TH	$19,600 est.	Details ↓
4	Bitmain Antminer S21 XP+ Hyd (500Th)	11.0 J/TH	$9,125 est.	Details ↓
5	Bitmain Antminer S23	11.0 J/TH	$4,999 est.	Details ↓

Showing top 5 of 251 qualifying miners. Scroll down for full details.

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Bitmain Antminer S23 Hyd 3U

Bitmain

Ranks #1 for maximum efficiency: 9.5 J/TH — the lowest energy draw per terahash in this list.

Hashrate: 1.16 PH/s
Power: 11,020W
Efficiency: 9.5 J/TH
Noise: 50 dB
BTU Output: 37,600 BTU/hr
Price: $7,988 est.

Daily Profitability

Revenue $36.49

Power Cost $19.44

Net Profit +$17.05

at $0.0735/kWh

32 Home Mining Score

View Details

Bitmain Antminer S23 Hyd

Bitmain

Ranks #2 for maximum efficiency: 9.5 J/TH — the lowest energy draw per terahash in this list.

Hashrate: 580.0 TH/s
Power: 5,510W
Efficiency: 9.5 J/TH
Noise: 75 dB
BTU Output: 18,800 BTU/hr
Price: $12,995 est.

Daily Profitability

Revenue $18.24

Power Cost $9.72

Net Profit +$8.52

at $0.0735/kWh

8 Home Mining Score

View Details

Bitmain Antminer S23e U2H

Bitmain

Ranks #3 for maximum efficiency: 10.0 J/TH.

Hashrate: 865.0 TH/s
Power: 8,650W
Efficiency: 10.0 J/TH
Noise: N/A
BTU Output: 29,514 BTU/hr
Price: $19,600 est.

Daily Profitability

Revenue $27.21

Power Cost $15.26

Net Profit +$11.95

at $0.0735/kWh

8 Home Mining Score

View Details

Bitmain Antminer S21 XP+ Hyd (500Th)

Bitmain

Ranks #4 for maximum efficiency: 11.0 J/TH.

Hashrate: 500.0 TH/s
Power: 5,500W
Efficiency: 11.0 J/TH
Noise: 50 dB
BTU Output: 18,766 BTU/hr
Price: $9,125 est.

Daily Profitability

Revenue $15.73

Power Cost $9.70

Net Profit +$6.03

at $0.0735/kWh

32 Home Mining Score

View Details

Bitmain Antminer S23

Bitmain

Ranks #5 for maximum efficiency: 11.0 J/TH.

Hashrate: 318.0 TH/s
Power: 3,498W
Efficiency: 11.0 J/TH
Noise: 75 dB
BTU Output: 11,935 BTU/hr
Price: $4,999 est.

Daily Profitability

Revenue $10.00

Power Cost $6.17

Net Profit +$3.83

at $0.0735/kWh

8 Home Mining Score

View Details

Bitmain Antminer S23 Immersion (368Th)

Bitmain

Ranks #6 for maximum efficiency: 11.1 J/TH.

Hashrate: 368.0 TH/s
Power: 4,080W
Efficiency: 11.1 J/TH
Noise: 75 dB
BTU Output: 13,921 BTU/hr
Price: $5,899 est.

Daily Profitability

Revenue $11.58

Power Cost $7.20

Net Profit +$4.38

at $0.0735/kWh

8 Home Mining Score

View Details

Bitmain Antminer S21 XP Hyd

Bitmain

Ranks #7 for maximum efficiency: 12.0 J/TH.

Hashrate: 473.0 TH/s
Power: 5,676W
Efficiency: 12.0 J/TH
Noise: 50 dB
BTU Output: 19,367 BTU/hr
Price: $5,099 est.

Daily Profitability

Revenue $14.88

Power Cost $10.01

Net Profit +$4.87

at $0.0735/kWh

32 Home Mining Score

View Details

Bitmain Antminer S23 Immersion (442Th)

Bitmain

Ranks #8 for maximum efficiency: 12.0 J/TH.

Hashrate: 442.0 TH/s
Power: 5,304W
Efficiency: 12.0 J/TH
Noise: 50 dB
BTU Output: 18,097 BTU/hr
Price: $8,800 est.

Daily Profitability

Revenue $13.90

Power Cost $9.36

Net Profit +$4.55

at $0.0735/kWh

32 Home Mining Score

View Details

Bitdeer SealMiner A3 Pro Hydro

Bitdeer

Ranks #9 for maximum efficiency: 12.5 J/TH.

Hashrate: 660.0 TH/s
Power: 8,250W
Efficiency: 12.5 J/TH
Noise: 50 dB
BTU Output: 28,149 BTU/hr
Price: $7,995 est.

Daily Profitability

Revenue $20.76

Power Cost $14.55

Net Profit +$6.21

at $0.0735/kWh

32 Home Mining Score

View Details

MicroBT WhatsMiner M73S+

MicroBT

Ranks #10 for maximum efficiency: 12.5 J/TH.

Hashrate: 570.0 TH/s
Power: 7,125W
Efficiency: 12.5 J/TH
Noise: 75 dB
BTU Output: 24,311 BTU/hr
Price: Contact

Daily Profitability

Revenue $17.93

Power Cost $12.57

Net Profit +$5.36

at $0.0735/kWh

8 Home Mining Score

View Details

MicroBT WhatsMiner M76S+

MicroBT

Ranks #11 for maximum efficiency: 12.5 J/TH.

Hashrate: 416.0 TH/s
Power: 5,200W
Efficiency: 12.5 J/TH
Noise: 75 dB
BTU Output: 17,742 BTU/hr
Price: Contact

Daily Profitability

Revenue $13.09

Power Cost $9.17

Net Profit +$3.91

at $0.0735/kWh

8 Home Mining Score

View Details

Bitdeer SealMiner A3 Pro Air

Bitdeer

Ranks #12 for maximum efficiency: 12.5 J/TH.

Hashrate: 290.0 TH/s
Power: 3,625W
Efficiency: 12.5 J/TH
Noise: 75 dB
BTU Output: 12,369 BTU/hr
Price: $4,895 est.

Daily Profitability

Revenue $9.12

Power Cost $6.39

Net Profit +$2.73

at $0.0735/kWh

8 Home Mining Score

View Details

MicroBT WhatsMiner M70S+

MicroBT

Ranks #13 for maximum efficiency: 12.5 J/TH.

Hashrate: 262.0 TH/s
Power: 3,275W
Efficiency: 12.5 J/TH
Noise: 75 dB
BTU Output: 11,174 BTU/hr
Price: Contact

Daily Profitability

Revenue $8.24

Power Cost $5.78

Net Profit +$2.46

at $0.0735/kWh

8 Home Mining Score

View Details

Canaan Avalon A16XP

Canaan

Ranks #14 for maximum efficiency: 12.8 J/TH.

Hashrate: 300.0 TH/s
Power: 3,850W
Efficiency: 12.8 J/TH
Noise: 75 dB
BTU Output: 13,136 BTU/hr
Price: $4,280 est.

Daily Profitability

Revenue $9.44

Power Cost $6.79

Net Profit +$2.64

at $0.0735/kWh

8 Home Mining Score

View Details

Bitmain Antminer S21e XP Hyd 3U

Bitmain

Ranks #15 for maximum efficiency: 13.0 J/TH.

Hashrate: 860.0 TH/s
Power: 11,180W
Efficiency: 13.0 J/TH
Noise: 50 dB
BTU Output: 38,146 BTU/hr
Price: $10,899 est.

Daily Profitability

Revenue $27.05

Power Cost $19.72

Net Profit +$7.33

at $0.0735/kWh

32 Home Mining Score

View Details

Antminer S21 XP

Bitmain

Ranks #16 for maximum efficiency: 13.5 J/TH.

Hashrate: 270.0 TH/s
Power: 3,645W
Efficiency: 13.5 J/TH
Noise: 75 dB
BTU Output: 12,437 BTU/hr
Price: $6,499.99 CAD

Daily Profitability

Revenue $8.49

Power Cost $6.43

Net Profit +$2.06

at $0.0735/kWh

8 Home Mining Score

View Details View Antminer S21 XP

MicroBT WhatsMiner M72S

MicroBT

Ranks #17 for maximum efficiency: 13.5 J/TH.

Hashrate: 282.0 TH/s
Power: 3,807W
Efficiency: 13.5 J/TH
Noise: 75 dB
BTU Output: 12,989 BTU/hr
Price: Contact

Daily Profitability

Revenue $8.87

Power Cost $6.72

Net Profit +$2.15

at $0.0735/kWh

8 Home Mining Score

View Details

Bitmain Antminer S21 XP Immersion

Bitmain

Ranks #18 for maximum efficiency: 13.5 J/TH.

Hashrate: 300.0 TH/s
Power: 4,050W
Efficiency: 13.5 J/TH
Noise: 50 dB
BTU Output: 13,819 BTU/hr
Price: $1,593 est.

Daily Profitability

Revenue $9.44

Power Cost $7.14

Net Profit +$2.29

at $0.0735/kWh

32 Home Mining Score

View Details

MicroBT WhatsMiner M78S

MicroBT

Ranks #19 for maximum efficiency: 13.5 J/TH.

Hashrate: 498.0 TH/s
Power: 6,723W
Efficiency: 13.5 J/TH
Noise: 75 dB
BTU Output: 22,939 BTU/hr
Price: Contact

Daily Profitability

Revenue $15.66

Power Cost $11.86

Net Profit +$3.81

at $0.0735/kWh

8 Home Mining Score

View Details

Bitdeer SealMiner A3 Hydro

Bitdeer

Ranks #20 for maximum efficiency: 13.5 J/TH.

Hashrate: 500.0 TH/s
Power: 6,750W
Efficiency: 13.5 J/TH
Noise: 50 dB
BTU Output: 23,031 BTU/hr
Price: $6,650 est.

Daily Profitability

Revenue $15.73

Power Cost $11.91

Net Profit +$3.82

at $0.0735/kWh

32 Home Mining Score

View Details

MicroBT WhatsMiner M79S

MicroBT

Ranks #21 for maximum efficiency: 13.5 J/TH.

Hashrate: 980.0 TH/s
Power: 13,230W
Efficiency: 13.5 J/TH
Noise: 50 dB
BTU Output: 45,141 BTU/hr
Price: Contact

Daily Profitability

Revenue $30.83

Power Cost $23.34

Net Profit +$7.49

at $0.0735/kWh

32 Home Mining Score

View Details

Canaan Avalon A16

Canaan

Ranks #22 for maximum efficiency: 13.8 J/TH.

Hashrate: 282.0 TH/s
Power: 3,900W
Efficiency: 13.8 J/TH
Noise: 75 dB
BTU Output: 13,307 BTU/hr
Price: $4,202 est.

Daily Profitability

Revenue $8.87

Power Cost $6.88

Net Profit +$1.99

at $0.0735/kWh

8 Home Mining Score

View Details

Bitdeer SealMiner A3 Air

Bitdeer

Ranks #23 for maximum efficiency: 14.0 J/TH.

Hashrate: 260.0 TH/s
Power: 3,640W
Efficiency: 14.0 J/TH
Noise: 75 dB
BTU Output: 12,420 BTU/hr
Price: $3,900 est.

Daily Profitability

Revenue $8.18

Power Cost $6.42

Net Profit +$1.76

at $0.0735/kWh

8 Home Mining Score

View Details

MicroBT WhatsMiner M70

MicroBT

Ranks #24 for maximum efficiency: 14.5 J/TH.

Hashrate: 236.0 TH/s
Power: 3,422W
Efficiency: 14.5 J/TH
Noise: 75 dB
BTU Output: 11,676 BTU/hr
Price: Contact

Daily Profitability

Revenue $7.42

Power Cost $6.04

Net Profit +$1.39

at $0.0735/kWh

8 Home Mining Score

View Details

MicroBT WhatsMiner M72

MicroBT

Ranks #25 for maximum efficiency: 14.5 J/TH.

Hashrate: 262.0 TH/s
Power: 3,799W
Efficiency: 14.5 J/TH
Noise: 75 dB
BTU Output: 12,962 BTU/hr
Price: Contact

Daily Profitability

Revenue $8.24

Power Cost $6.70

Net Profit +$1.54

at $0.0735/kWh

8 Home Mining Score

View Details

MicroBT WhatsMiner M76

MicroBT

Ranks #26 for maximum efficiency: 14.5 J/TH.

Hashrate: 354.0 TH/s
Power: 5,133W
Efficiency: 14.5 J/TH
Noise: 75 dB
BTU Output: 17,514 BTU/hr
Price: Contact

Daily Profitability

Revenue $11.13

Power Cost $9.05

Net Profit +$2.08

at $0.0735/kWh

8 Home Mining Score

View Details

MicroBT WhatsMiner M78

MicroBT

Ranks #27 for maximum efficiency: 14.5 J/TH.

Hashrate: 464.0 TH/s
Power: 6,728W
Efficiency: 14.5 J/TH
Noise: 75 dB
BTU Output: 22,956 BTU/hr
Price: Contact

Daily Profitability

Revenue $14.59

Power Cost $11.87

Net Profit +$2.73

at $0.0735/kWh

8 Home Mining Score

View Details

MicroBT WhatsMiner M73

MicroBT

Ranks #28 for maximum efficiency: 14.5 J/TH.

Hashrate: 512.0 TH/s
Power: 7,424W
Efficiency: 14.5 J/TH
Noise: 75 dB
BTU Output: 25,331 BTU/hr
Price: Contact

Daily Profitability

Revenue $16.10

Power Cost $13.10

Net Profit +$3.01

at $0.0735/kWh

8 Home Mining Score

View Details

MicroBT WhatsMiner M79

MicroBT

Ranks #29 for maximum efficiency: 14.5 J/TH.

Hashrate: 920.0 TH/s
Power: 13,340W
Efficiency: 14.5 J/TH
Noise: 50 dB
BTU Output: 45,516 BTU/hr
Price: Contact

Daily Profitability

Revenue $28.94

Power Cost $23.53

Net Profit +$5.41

at $0.0735/kWh

32 Home Mining Score

View Details

Auradine Teraflux AH3880

Auradine

Ranks #30 for maximum efficiency: 14.5 J/TH.

Hashrate: 600.0 TH/s
Power: 8,700W
Efficiency: 14.5 J/TH
Noise: 60 dB
BTU Output: 29,685 BTU/hr
Price: Contact

Daily Profitability

Revenue $18.87

Power Cost $15.35

Net Profit +$3.53

at $0.0735/kWh

21 Home Mining Score

View Details

Methodology

Miners are ranked by Efficiency (J/TH) (lowest first). Profitability is calculated server-side using live BTC price and network difficulty, with a default electricity rate of $0.0735/kWh (Quebec average). Daily revenue uses the standard formula: (hashrate x 10^12 x 86,400 x block_reward) / (difficulty x 2^32). You can adjust the electricity rate above to recalculate profitability for your location.

All data comes from our ASIC Miner Database. Scores, specs, and profitability update automatically. Only miners meeting this page's filter criteria are shown.

Frequently Asked Questions

What does J/TH mean in Bitcoin mining?

J/TH (joules per terahash) measures efficiency — how much energy a miner uses per unit of hashrate. Lower is better. The best 2026 miners achieve 15-20 J/TH compared to 80+ J/TH for older models.

Why does mining efficiency matter?

Efficiency directly impacts profitability. A more efficient miner produces the same hashrate for less electricity cost. At high electricity rates, efficiency is the difference between profit and loss.

What is the most efficient Bitcoin miner in 2026?

The latest-generation ASICs from Bitmain (S21 series) and MicroBT (M60 series) lead in efficiency. Check our live rankings above — they update automatically as new models are added.

Should I prioritize efficiency over hashrate?

It depends on your electricity cost. At cheap rates (under $0.08/kWh), raw hashrate matters more. At expensive rates (over $0.15/kWh), efficiency is critical for profitability.

How do open-source miners compare in efficiency?

Open-source miners like Bitaxe use the same ASIC chips as commercial miners (BM1366, BM1368) and achieve similar per-chip efficiency. Their total hashrate is lower but efficiency per watt is competitive.

How many miners qualify for this list, and which ranks first?

251 miners currently meet this page's criteria. The Bitmain Antminer S23 Hyd 3U ranks first by efficiency (j/th). Rankings recompute automatically as our ASIC Miner Database is updated, so this list stays current.

How much does efficiency vary across these miners?

Efficiency on this list ranges from 9.5 J/TH to 765.7 J/TH. Lower J/TH means less electricity per unit of hashrate — at scale, that gap compounds into a meaningful difference in your monthly power bill.

ASIC Miner Database

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Rankings update automatically with live market data. Profitability estimates use current BTC price and network difficulty and do not account for pool fees, hardware degradation, or price changes. Not financial advice. Electricity rate default is Quebec residential ($0.0735/kWh).

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Last reviewed March 15, 2026.