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Acer AP18E8M Replacement Battery vs Acer AP19B8K Replacement Battery: Comparison

AP18E8M Replacement Battery vs AP19B8K Replacement Battery: the capacity wh difference

Capacity wh is where these two genuinely part company, AP18E8M Replacement Battery 57.48 Wh against AP19B8K Replacement Battery 42 Wh, a 27% lead for AP18E8M Replacement Battery. On battery model code there is little in it, AP18E8M on the AP18E8M Replacement Battery versus AP19B8K on the AP19B8K Replacement Battery. They differ on nominal voltage too, 15.4 V on the AP18E8M Replacement Battery versus 11.4 V on the AP19B8K Replacement Battery. Cell count is not the same on both, 4 on the AP18E8M Replacement Battery versus 3 on the AP19B8K Replacement Battery. Series configuration is not the same on both, 4S on the AP18E8M Replacement Battery versus 3S on the AP19B8K Replacement Battery. There is a split on expected firmware state as well, unknown on the AP18E8M Replacement Battery versus full_function on the AP19B8K Replacement Battery. There is a split on compatible models as well, Acer Nitro 5 AN517-51, Nitro 5 AN517-52, Aspire 7... on the AP18E8M Replacement Battery versus Acer Aspire 3 A315-24P , Acer Aspire 3 A315-59... on the AP19B8K Replacement Battery.

AP18E8M Replacement Battery vs AP19B8K Replacement Battery: which one fits your build

Take the AP18E8M Replacement Battery for nitro 5 AN515-55 and AN515-57 owners whose old pack reads AP18E8M or AP18D8M. It is not the one for nitro 5 AN515-55 units fitted with the 58.75Wh AP18E7M, unless you accept the small capacity drop. The AP19B8K Replacement Battery is the one to take for aspire 3 A315-24P and A315-59 owners, though it is not the pick for other Aspire 3 generations not listed here.

What AP18E8M Replacement Battery and AP19B8K Replacement Battery have in common

Where they agree, they agree completely, capacity basis and shipping classification included, so the decision does not turn on any of those.

Specs and benchmarks

  • Brand

    Acer AP18E8M Replacement Battery
    Acer
    Acer AP19B8K Replacement Battery
    Acer
  • Battery Model Code

    Acer AP18E8M Replacement Battery
    AP18E8M
    Acer AP19B8K Replacement Battery
    AP19B8KBest
  • Nominal Voltage

    Acer AP18E8M Replacement Battery
    15.4 V
    Acer AP19B8K Replacement Battery
    11.4 V
  • Cell Count

    Acer AP18E8M Replacement Battery
    4
    Acer AP19B8K Replacement Battery
    3
  • Series Configuration

    Acer AP18E8M Replacement Battery
    4S
    Acer AP19B8K Replacement Battery
    3S
  • Capacity Wh

    Acer AP18E8M Replacement Battery
    57.48 WhBest
    Acer AP19B8K Replacement Battery
    42 Wh-27%
  • Capacity Basis

    Acer AP18E8M Replacement Battery
    Seller Claim
    Acer AP19B8K Replacement Battery
    Seller Claim
  • Expected Firmware State

    Acer AP18E8M Replacement Battery
    unknown
    Acer AP19B8K Replacement Battery
    full_function
  • Shipping Classification

    Acer AP18E8M Replacement Battery
    UN3481
    Acer AP19B8K Replacement Battery
    UN3481
  • Compatible Models

    Acer AP18E8M Replacement Battery
    Acer Nitro 5 AN517-51, Nitro 5 AN517-52, Aspire 7 A715-74, Aspire 7 A715-74G, ConceptD 3 Pro CN315-71P, ConceptD 5 Pro CN515-71P, Predator Triton 300 PT315-51, Nitro 5 AN515-55, Nitro 5 AN515-57
    Acer AP19B8K Replacement Battery
    Acer Aspire 3 A315-24P (Ryzen 5 7520U), Acer Aspire 3 A315-59 (Core i5-1235U), Acer Aspire 3 A315-56

    Which one should you pick?

    Choose Acer AP18E8M Replacement Battery if you want the higher capacity wh (57.48 Wh vs 42 Wh).

    Choose Acer AP19B8K Replacement Battery if you already have it on hand or find it at a lower price.