ASIC miner comparison

B8 (49MH/s) vs Antminer T21 (190MH/s)

Compare pricing, hashrate, power draw, efficiency, ROI, and estimated hosted profitability before choosing your next mining setup.

B8 (49MH/s)
VS
Antminer T21 (190MH/s)
Higher hashrate
Antminer T21
Better efficiency
N/A
Estimated net daily
Antminer T21
Hosted power rate
$0.060/kWh

Option 1

B8 (49MH/s)

Ask availability
B8 (49MH/s)
Price
N/A
ROI
N/A
Hashrate
49 MH/s
Net daily
$0.00
Open product page

Option 2

Antminer T21 (190MH/s)

Ask availability
Antminer T21 (190MH/s)
Price
N/A
ROI
N/A
Hashrate
190 MH/s
Net daily
$7.00
Open product page

Antminer T21 (190MH/s) leads this comparison

Antminer T21 (190MH/s) comes out ahead on more buyer-facing signals here. B8 (49MH/s) can still be the better fit when budget, availability, or a specific mining setup matters more.

B8
0
metric wins
Antminer T21
4
metric wins

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.

FeatureB8 (49MH/s)Antminer T21 (190MH/s)Advantage
Brand
N/A
N/A
Contextual
Model
N/A
N/A
Contextual
Hashrate
49 MH/s
190 MH/s
Best
Antminer T21 (190MH/s)
Power Consumption
0W
0W
Tie
Efficiency
N/A
N/A
Contextual
Daily energy use
0.0 kWh
0.0 kWh
Tie
Net Daily Profit (Est.)
$0.00
$7.00
Best
Antminer T21 (190MH/s)
Monthly Profit (Est.)
$0.00
$209.95
Best
Antminer T21 (190MH/s)
Price
N/A
N/A
Contextual
Estimated ROI
N/A
N/A
Contextual
Cooling
AIR
AIR
Contextual
Dimensions
440 x 650 x 270 mm
400 x 290 x 195 mm
Contextual
Weight
37000 g
16400 g
Best
Antminer T21 (190MH/s)

Performance

Antminer T21 (190MH/s) has the hashrate edge for raw output potential.

Efficiency

Efficiency data is not available for this comparison.

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: B8 (49MH/s) or Antminer T21 (190MH/s)?

Antminer T21 (190MH/s) has a higher hashrate of 190 MH/s compared to B8 (49MH/s)'s 49 MH/s.

Is B8 (49MH/s) more efficient than Antminer T21 (190MH/s)?

Efficiency data is not available for this comparison.

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.