wattaire
Samsung
45W
C
45W Power Adapter (Super Fast Charging 2.0)
Samsung · EP-T4510
vs
Xiaomi
67W
CCA
67W GaN Charger (2C1A)
Xiaomi · MDY-19-EA
The short version
Xiaomi 67W GaN Charger (2C1A) is 23% smaller by volume.
Samsung does not publish how it divides power between ports, so a like-for-like comparison stops there.
Size, true to scale
front and side, one scale
20
40
60
80
44×85×28 mm
103 cm³ · 115 g
53×54×28 mm
80 cm³ · 104 g

Solid block is the face you see in the socket; the outline next to it is depth.

Power by situation
bars share one scale · 67 W
One device, best port
45 W
67 W
What a laptop gets when nothing else is plugged in.
Two devices at once
not published
45 + 18 W
The best published pair, which is rarely an even split.
Three devices at once
not enough ports
not published
Everything plugged in together.

Port layouts differ, so we compare what you would do with the charger, not port pairs. Each row takes the best published combination for that situation.

Field by field
Samsung
Xiaomi
Total output
45 W
67 W
Ports
1×C
2×C + 1×A
Volume
smaller is better
103 cm³
80 cm³
Weight
smaller is better
115 g
104 g
Power density
0.44 W/cm³
0.84 W/cm³
PPS
Yes
Yes
EPR
over 100 W
No
No
Folding plug
No
No
Price per watt
net of VAT
0.41 €/W
no price
Documentation
9.5/10
9.0/10

marks the better value in that row. Ties, missing data and class differences get no mark.

Offers
EUR · incl. 19% VAT
€21.69
Geizhals
See at retailer
No DE offer