ASIC miner comparison

KD-BOX 2 (5TH/s) vs Whatsminer M21S (56TH/s)

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

KD-BOX 2 (5TH/s)
VS
Whatsminer M21S (56TH/s)
Higher hashrate
M21
Better efficiency
M21
Estimated net daily
KD
Hosted power rate
$0.060/kWh

Option 1

KD-BOX 2 (5TH/s)

Ask availability
KD-BOX 2 (5TH/s)
Price
N/A
ROI
N/A
Hashrate
5 TH/s
Net daily
-$0.48
Open product page

Option 2

Whatsminer M21S (56TH/s)

Ask availability
Whatsminer M21S (56TH/s)
Price
N/A
ROI
N/A
Hashrate
56 TH/s
Net daily
-$3.03
Open product page

KD-BOX 2 (5TH/s) leads this comparison

KD-BOX 2 (5TH/s) comes out ahead on more buyer-facing signals here. Whatsminer M21S (56TH/s) can still be the better fit when budget, availability, or a specific mining setup matters more.

KD
5
metric wins
M21
2
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.

FeatureKD-BOX 2 (5TH/s)Whatsminer M21S (56TH/s)Advantage
Brand
Goldshell
MicroBT
Contextual
Model
KD
M21
Contextual
Hashrate
5 TH/s
56 TH/s
Best
Whatsminer M21S (56TH/s)
Power Consumption
400W
Best
3360W
KD-BOX 2 (5TH/s)
Efficiency
80.00 J/TH
60.00 J/TH
Best
Whatsminer M21S (56TH/s)
Daily energy use
9.6 kWh
Best
80.6 kWh
KD-BOX 2 (5TH/s)
Net Daily Profit (Est.)
-$0.48
Best
-$3.03
KD-BOX 2 (5TH/s)
Monthly Profit (Est.)
-$14.28
Best
-$90.85
KD-BOX 2 (5TH/s)
Price
N/A
N/A
Contextual
Estimated ROI
N/A
N/A
Contextual
Cooling
AIR
AIR
Contextual
Dimensions
178 x 84 x 150 mm
155 x 390 x 240 mm
Contextual
Weight
2000 g
Best
12500 g
KD-BOX 2 (5TH/s)

Performance

Whatsminer M21S (56TH/s) has the hashrate edge for raw output potential.

Efficiency

Whatsminer M21S (56TH/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: KD-BOX 2 (5TH/s) or Whatsminer M21S (56TH/s)?

Whatsminer M21S (56TH/s) has a higher hashrate of 56 TH/s compared to KD-BOX 2 (5TH/s)'s 5 TH/s.

Is KD-BOX 2 (5TH/s) more efficient than Whatsminer M21S (56TH/s)?

Whatsminer M21S (56TH/s) is more energy efficient at 60.00 J/TH.

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.