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Lenovo L21M6P70 Replacement Battery vs Lenovo L22D4PC2 Replacement Battery: Comparison
L21M6P70 Replacement Battery vs L22D4PC2 Replacement Battery capacity wh compared
Start with capacity wh, because it is the widest measured gap between them: L21M6P70 Replacement Battery 94 Wh against L22D4PC2 Replacement Battery 80 Wh, 15% in favour of L21M6P70 Replacement Battery. Battery model code is closer, L21M6P70 on the L21M6P70 Replacement Battery versus L22D4PC2 on the L22D4PC2 Replacement Battery. They differ on oem spare part number too, L21L6P70 on the L21M6P70 Replacement Battery versus L22M4PC2, L22C4PC2, L22B4PC2 on the L22D4PC2 Replacement Battery. Nominal voltage is not the same on both, 11.52 V on the L21M6P70 Replacement Battery versus 15.44 V on the L22D4PC2 Replacement Battery. There is a split on compatible models as well, Lenovo ThinkPad P16 Gen 2 on the L21M6P70 Replacement Battery versus Lenovo Legion Slim 5 16APH8 on the L22D4PC2 Replacement Battery. They differ on replaces part numbers too, L21L6P70 on the L21M6P70 Replacement Battery versus L22M4PC2, L22C4PC2, L22B4PC2 on the L22D4PC2 Replacement Battery.
L21M6P70 Replacement Battery vs L22D4PC2 Replacement Battery: which one fits your build
Buy the L21M6P70 Replacement Battery for ThinkPad P16 Gen 1 and Gen 2 owners, though it is the wrong buy for ThinkPad P15 or other Lenovo mobile workstation lines. The L22D4PC2 Replacement Battery suits legion Slim 5 16APH8 owners, though it is not the pick for Intel-based Legion Slim 5 configurations.
What L21M6P70 Replacement Battery and L22D4PC2 Replacement Battery have in common
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
- Lenovo L21M6P70 Replacement Battery
- Lenovo
- Lenovo L22D4PC2 Replacement Battery
- Lenovo
Battery Model Code
- Lenovo L21M6P70 Replacement Battery
- L21M6P70
- Lenovo L22D4PC2 Replacement Battery
- L22D4PC2Best
OEM Spare Part Number
- Lenovo L21M6P70 Replacement Battery
- L21L6P70
- Lenovo L22D4PC2 Replacement Battery
- L22M4PC2, L22C4PC2, L22B4PC2
Nominal Voltage
- Lenovo L21M6P70 Replacement Battery
- 11.52 V
- Lenovo L22D4PC2 Replacement Battery
- 15.44 V
Capacity Wh
- Lenovo L21M6P70 Replacement Battery
- 94 WhBest
- Lenovo L22D4PC2 Replacement Battery
- 80 Wh-15%
Capacity Basis
- Lenovo L21M6P70 Replacement Battery
- Seller Claim
- Lenovo L22D4PC2 Replacement Battery
- Seller Claim
Expected Firmware State
- Lenovo L21M6P70 Replacement Battery
- full_function
- Lenovo L22D4PC2 Replacement Battery
- full_function
Shipping Classification
- Lenovo L21M6P70 Replacement Battery
- UN3481
- Lenovo L22D4PC2 Replacement Battery
- UN3481
Compatible Models
- Lenovo L21M6P70 Replacement Battery
- Lenovo ThinkPad P16 Gen 2 (Core i9-13980HX, RTX 5000 Ada, 64GB)
- Lenovo L22D4PC2 Replacement Battery
- Lenovo Legion Slim 5 16APH8 (Ryzen 7 8845HS, RTX 4060, 16GB)
Replaces Part Numbers
- Lenovo L21M6P70 Replacement Battery
- L21L6P70
- Lenovo L22D4PC2 Replacement Battery
- L22M4PC2, L22C4PC2, L22B4PC2
Which one should you pick?
Choose Lenovo L21M6P70 Replacement Battery if you want the higher capacity wh (94 Wh vs 80 Wh).
Choose Lenovo L22D4PC2 Replacement Battery if you already have it on hand or find it at a lower price.




