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HP N66215-005 Replacement Battery vs HP SI03XL Replacement Battery: Comparison

What is the difference between N66215-005 Replacement Battery and SI03XL Replacement Battery?

These two are close on paper, and capacity wh is the only measure that separates them at all: N66215-005 Replacement Battery 59 Wh against SI03XL Replacement Battery 58.84 Wh. The battery model code figures are near enough to ignore, N66215-005 on the N66215-005 Replacement Battery versus SI03XL on the SI03XL Replacement Battery. They differ on cell count too, 3 on the N66215-005 Replacement Battery versus 2 on the SI03XL Replacement Battery. There is a split on series configuration as well, 3S on the N66215-005 Replacement Battery versus 2S on the SI03XL Replacement Battery. They differ on compatible models too, HP OmniBook X 14 on the N66215-005 Replacement Battery versus HP Chromebook x360 14c on the SI03XL Replacement Battery.

Who each one is for

Buy the N66215-005 Replacement Battery for OmniBook X 14 owners, though it is not the pick for other OmniBook X sizes. The SI03XL Replacement Battery is the one to take for Chromebook x360 14c owners, though it is the wrong buy for other HP Chromebook x360 chassis families.

Where the two are identical

Everything else lines up. Capacity basis, expected firmware state and shipping classification read the same on both, so those are not worth weighing.

Specs and benchmarks

  • Brand

    HP N66215-005 Replacement Battery
    HP
    HP SI03XL Replacement Battery
    HP
  • Battery Model Code

    HP N66215-005 Replacement Battery
    N66215-005Best
    HP SI03XL Replacement Battery
    SI03XL
  • Cell Count

    HP N66215-005 Replacement Battery
    3
    HP SI03XL Replacement Battery
    2
  • Series Configuration

    HP N66215-005 Replacement Battery
    3S
    HP SI03XL Replacement Battery
    2S
  • Capacity Wh

    HP N66215-005 Replacement Battery
    59 WhBest
    HP SI03XL Replacement Battery
    58.84 Wh0%
  • Capacity Basis

    HP N66215-005 Replacement Battery
    OEM Label
    HP SI03XL Replacement Battery
    OEM Label
  • Expected Firmware State

    HP N66215-005 Replacement Battery
    full_function
    HP SI03XL Replacement Battery
    full_function
  • Shipping Classification

    HP N66215-005 Replacement Battery
    UN3481
    HP SI03XL Replacement Battery
    UN3481
  • Compatible Models

    HP N66215-005 Replacement Battery
    HP OmniBook X 14 (Snapdragon X Elite, 16GB, 1TB)
    HP SI03XL Replacement Battery
    HP Chromebook x360 14c (Ryzen 3 7320C, 8GB, 128GB)

    Which one should you pick?

    Choose HP N66215-005 Replacement Battery if you want the higher capacity wh (59 Wh vs 58.84 Wh).

    Choose HP SI03XL Replacement Battery if you already have it on hand or find it at a lower price.