wattaire
Anker
65W
C
715 Charger (Nano II 65W)
Anker · A2663
vs
Apple
40W
C
40W Dynamic Power Adapter (60W Max)
Apple · A3351
The short version
Anker does not publish how it divides power between ports, so a like-for-like comparison stops there.
Anker is the cheaper watt: 0.35 €/W against 1.13 €/W.
We know Apple better: 9.6/10 documentation against 8.0.
Size, true to scale
front and side, one scale
20
40
42×42×36 mm
64 cm³ · weight not published
46×46×28 mm
59 cm³ · 80 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 · 65 W
One device, best port
65 W
60 W
What a laptop gets when nothing else is plugged in.
Two devices at once
not published
not published
The best published pair, which is rarely an even split.
Three devices at once
not enough ports
not enough ports
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
Anker
Apple
Total output
65 W
40 W
Ports
1×C
1×C
Volume
smaller is better
64 cm³
59 cm³
Weight
smaller is better
not published
80 g
Power density
1.02 W/cm³
0.68 W/cm³
PPS
Yes
No
EPR
over 100 W
No
No
Folding plug
Yes
Yes
Price per watt
net of VAT
0.30 €/W
0.95 €/W
Documentation
8.0/10
9.6/10

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

Offers
EUR · incl. 19% VAT
€22.99
Geizhals
See at retailer
€45.00
Apple Store (DE)
See at retailer