ASIC miner comparison

L21 (550MH/s) vs X4-C 1U (450H/s)

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

L21 (550MH/s)
VS
X4-C 1U (450H/s)
Higher hashrate
L
Better efficiency
N/A
Estimated net daily
X4-C 1U
Hosted power rate
$0.060/kWh

Option 1

L21 (550MH/s)

Ask availability
L21 (550MH/s)
Price
N/A
ROI
N/A
Hashrate
550 MH/s
Net daily
-$1.15
Open product page

Option 2

X4-C 1U (450H/s)

Ask availability
X4-C 1U (450H/s)
Price
N/A
ROI
N/A
Hashrate
450 H/s
Net daily
$0.00
Open product page

X4-C 1U (450H/s) leads this comparison

X4-C 1U (450H/s) comes out ahead on more buyer-facing signals here. L21 (550MH/s) can still be the better fit when budget, availability, or a specific mining setup matters more.

L
1
metric wins
X4-C 1U
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.

FeatureL21 (550MH/s)X4-C 1U (450H/s)Advantage
Brand
BW
N/A
Contextual
Model
L
N/A
Contextual
Hashrate
550 MH/s
Best
450 H/s
L21 (550MH/s)
Power Consumption
950W
0W
Best
X4-C 1U (450H/s)
Efficiency
1.73 J/MH
N/A
Contextual
Daily energy use
22.8 kWh
0.0 kWh
Best
X4-C 1U (450H/s)
Net Daily Profit (Est.)
-$1.15
$0.00
Best
X4-C 1U (450H/s)
Monthly Profit (Est.)
-$34.44
$0.00
Best
X4-C 1U (450H/s)
Price
N/A
N/A
Contextual
Estimated ROI
N/A
N/A
Contextual
Cooling
AIR
AIR
Contextual
Dimensions
130 x 350 x 155 mm
450 x 462 x 44 mm
Contextual
Weight
5750 g
N/A
Contextual

Performance

L21 (550MH/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: L21 (550MH/s) or X4-C 1U (450H/s)?

L21 (550MH/s) has a higher hashrate of 550 MH/s compared to X4-C 1U (450H/s)'s 450 H/s.

Is L21 (550MH/s) more efficient than X4-C 1U (450H/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.