Short answer: yes. The X-T50, X-T30 III, X-E5, X-M5 and X half, together with the X100VI, all use the NP-W126S and share cells with the X100V, X-T3 and X-S10. They also share two traits: no desktop charger in the box, so you charge over USB-C or buy the BC-W126S; and CIPA ratings clustered around 305–450 shots. The easy mix-up is the X-S20, X-T5 and X-H2 family, which moved to the NP-W235 and cannot share these spares.
Battery and runtime comparison
| Body | Battery | CIPA stills | Bundled charger |
|---|---|---|---|
| X100VI | NP-W126S | About 310 (EVF normal) / 450 (economy) | None |
| X-T50 | NP-W126S | About 305 | None |
| X-T30 III | NP-W126S | About 315 (NORMAL) / 425 (ECONOMY) | None |
| X-E5 | NP-W126S | Roughly 300–450 depending on power mode | None |
| X-M5 | NP-W126S | About 330 / 440 (economy) | None |
| X half | NP-W126S | No separate CIPA figure in the manual | None |
Beyond stills, one pattern is worth memorising: the X-M5 and X100VI are rated about 45 minutes of 6.2K per cell, and the X-T30 III manual gives about 40–45 minutes of 4K. For video, budget roughly 45 minutes per cell rather than counting frames.
Why new bodies keep an old battery
The original NP-W126S is a compact 7.2V / 1260mAh cell weighing about 47g and measuring 36.4 × 47.1 × 15.7 mm. Bodies such as the X-M5, X-E5 and X half sell on small size and cannot accept the NP-W235, which is roughly twice the capacity. Fujifilm kept the cell and moved the charging inlet to USB-C, which is why these generations ship without a desktop charger. For a second cell see the NP-W126S replacement battery; to travel with just a cable, see the TNP-W126S USB-C direct-charge cell.
Planning spares across several bodies
| Combination | Suggestion | Why |
|---|---|---|
| X100VI + X-T50 | 3 shared NP-W126S cells | Two swap freely, the third covers video or backup |
| X-M5 + X-S20 | Label the two sets separately | W126S and W235 differ in shape and must never be mixed |
| Old X-T3 upgraded to X-T50 | Keep every old cell | Same battery and same charger |
| Coming from an X-T4 | Buy NP-W126S cells again | The X-T4 uses the NP-W235 |
One rule covers the split: higher-end bodies from the X-T4 onward use the NP-W235, while the lighter X100, X-E, X-M, X-T50 and X-T30 lines continue with the NP-W126S. The full list is in the NP-W126S category.
FAQ
Do the X-T50 and X100VI use the same battery?
Yes, both take the NP-W126S. Their CIPA figures of about 305 and about 310–450 shots differ because of body power draw and power mode, not the cell.
Can these spares power an X-S20?
No. The X-S20 takes the NP-W235, with a different size and contact layout. Same brand and era does not mean interchangeable — check the marking in the compartment.
How do I charge a camera that ships without a charger?
Use a USB-C cable into the body while it is switched off, or buy the BC-W126S, which takes about 150 minutes at +20°C. A cell with its own USB-C port is the third option.
Is one cell enough for a full day?
For stills with the OVF or economy mode, about 450 shots usually covers it. Add a second cell as soon as video, EVF bursts or heavy playback enter the day.